Quick answer Only one self-storage franchisor publishes revenue. UNITS Portable Storage reports a $643,631 median and a $734,542 average across 57 franchises that operated all of 2024, against a $732,640 to $1,269,400 Item 7 in its 2025 FDD. Go Mini's runs $759,024 to $1,247,125 on an $85,000 fee and discloses no Item 19, and Storage Authority's 2025 filing shows its last franchised outlet gone. Extra Space, CubeSmart, and Public Storage are corporate REITs that do not franchise.
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Key Takeaways
- ✓The three largest U.S. self-storage operators (Extra Space, CubeSmart, Public Storage) are corporate-operated REITs and do not franchise. If you searched for them, the brand is not an option.
- ✓UNITS Portable Storage discloses the only usable Item 19 in the category: a $643,631 median and a $734,542 average across 57 traditional franchises that operated the full 2024 calendar year, against a $732,640 to $1,269,400 Item 7 in its 2025 FDD.
- ✓Storage Authority is the only fixed-facility franchise option, and its 2025 FDD shows franchised outlets falling from 1 to 0 during the reporting year. Its Item 7 spans $298,000 to $660,000 for a building conversion and $6,948,000 to $9,800,000 for a ground-up facility.
- ✓Go Mini's charges the category's highest initial fee at $85,000, dropping to $68,000 for U.S. military veterans and $50,000 for converting dealers, on a $759,024 to $1,247,125 Item 7.
- ✓Every franchised system in the category shrank in its last reporting year: UNITS went 71 to 70 with zero openings, Go Mini's opened 4 against 6 exits to go 106 to 104, and Storage Authority went 1 to 0.
- ✓Yardi Matrix put the national same-store advertised storage rate down 4.5% year over year in May 2024, recovering to plus 0.6% by November 2025. The demand story is real; the rate story was not, for two years.
$643,631 is the only earnings figure any self-storage franchisor puts in writing: UNITS Portable Storage’s median revenue across the 57 franchised locations that operated all of 2024. Four brands franchise self-storage in the United States, three of them publish nothing, and the three names most buyers are actually searching for are not on the list at all. Extra Space, CubeSmart, and Public Storage are corporate REITs that own their facilities and collect the appreciation, which is structurally incompatible with selling franchises.
What is left is two portable-storage systems with real scale, one portable brand with no current filing parsed in our database, and one fixed-facility franchise whose last franchised location closed. That is the whole category. Below is what each one discloses, and a fact worth carrying through the rest of this page: every franchised self-storage system in the country lost units in its most recent reporting year.
The short list, with current FDD figures
Every number in this table comes from the brand’s most recent filing as parsed into our database. Where a brand discloses nothing, the cell says so rather than borrowing a figure from a directory listing. For how these entry costs compare against other categories, see our breakdown of how much it costs to open a franchise.
| Franchise | Total investment (Item 7) | Initial fee | Royalty + ad fund | Franchised units | Item 19 | FDD |
|---|---|---|---|---|---|---|
| UNITS Portable Storage | $732,640 to $1,269,400 | $55,500 | 4% to 8% + 2% | 70 | $643,631 median (n=57) | 2025 |
| Go Mini’s | $759,024 to $1,247,125 | $85,000 | 8% + 2% | 104 | None disclosed | 2026 |
| PODS | No current filing parsed | Not confirmed | Not confirmed | Not confirmed | None disclosed | Not parsed |
| Storage Authority | $298,000 to $9,800,000 | $69,000 | 6% + 2.5% | 0 | None disclosed | 2025 |
Two things jump out of that table before any brand-level analysis.
The first is unit count. Go Mini’s has 104 franchised locations and UNITS has 70. Storage Authority, presented across the internet as the way to franchise a traditional self-storage facility, ended its reporting year with none. A system with no operating franchised locations is not a proven playbook you are buying access to; it is a startup franchise that happens to be the only one in its lane.
The second is disclosure. One brand out of four gives you an earnings number. UNITS reports a $643,631 median and a $734,542 average across 57 traditional franchises that operated the entire 2024 calendar year. That segment definition matters: locations that opened mid-year are excluded, so the figure describes stabilized territories rather than year-one ones. Our guide to what no Item 19 actually means covers how to price the other three.
The category sorting you have to do first
If you searched for the best self-storage franchise and expected Extra Space Storage, CubeSmart, or Public Storage, those brands do not franchise. Neither does most of the top ten by unit count. The REIT model and the franchise model are structurally different, and the top of the self-storage industry is REIT-dominated. Storage is one of the thinnest franchise categories in our database of 2,129 parsed FDDs: only a handful of systems file a franchise disclosure at all.
That leaves two real categories to choose between.
Portable storage means containers delivered to the customer’s location, used on site, or hauled to a storage yard. UNITS Portable Storage, Go Mini’s, and PODS are the franchised systems here. You are buying trucks, containers, routing software, and a yard.
Fixed-facility self-storage means a building with climate-controlled and standard units, gated access, and an office. Storage Authority is the only franchise option; nearly everything else in this lane runs under an owner brand or a REIT management contract. You are buying a commercial real estate project with an operating system attached.
Decide which of those two you are entering before you compare a single brand. The capital requirements, day-to-day operations, and exit paths differ enough that they function as separate industries.
UNITS Portable Storage: the only disclosed numbers in the category
UNITS is the brand to beat here, mostly because it is the only one that shows its work.
| UNITS Portable Storage | 2025 FDD |
|---|---|
| Total investment | $732,640 to $1,269,400 |
| Initial franchise fee | $55,500 for a 300,000-population territory, plus $18,500 per additional 100,000, capped at $222,000 |
| Royalty | 4% of monthly gross sales for six months, 6% for the next six, 8% thereafter |
| Brand fund | 2% of gross sales |
| Required local advertising | $3,000 to $4,500 per month |
| Software and POS | $250 to $800 per month |
| Term | 10 years, $25,000 renewal fee, $25,000 transfer fee |
| Territory | Protected |
| Franchised locations | 70 (0 opened, 1 ceased operating in the reporting year) |
| Item 19 | $643,631 median, $734,542 average, across 57 traditional franchises operating all of 2024 |
The royalty structure is worth reading closely. The franchise agreement steps the rate from 4% of monthly gross sales in the first six months to 6% in months seven through twelve and 8% for the remainder of the term. A ramp like that is a real concession in year one and a permanent 8% load after it, which sits at the high end for a service business. Stack the 2% brand fund and the $3,000 to $4,500 monthly local advertising requirement on top and the franchisor-directed spend is heavier than the headline royalty suggests. The initial fee also scales with territory population rather than sitting flat: $55,500 covers 300,000 people, and each additional 100,000 adds $18,500, up to $222,000 for a 1,200,000-population territory. If you are buying a large metro, model the fee at several multiples of the headline number.
Item 19 is the most useful disclosure in the category because it publishes cohorts, not just a system median. Locations open 12 to 24 months posted a $500,784 median, 24 to 48 months $708,886, and 48 months or longer $853,707. Read as a ramp curve, that says a UNITS territory takes roughly four years to reach full revenue. The same table reports annual operational contribution: a $45,622 median on the all-locations cohort, a 7.1% margin, and a negative median in the first cohort. Revenue is real and the operating margin is thin.
The unit movement deserves attention too. UNITS opened zero locations and lost one in its most recent reporting year, taking the system from 71 franchised locations to 70 while company-owned locations went from 3 to 4. The system is not currently adding operators. Ask for the closure detail in Item 20 by name. The UNITS franchise page carries the live figures as we parse each new filing.
Go Mini’s: more units, higher fee, no earnings disclosure
Go Mini’s is the largest franchised portable-storage system by location count and the most expensive to enter on fees.
| Go Mini’s | 2026 FDD |
|---|---|
| Total investment | $759,024 to $1,247,125 |
| Initial franchise fee | $85,000 for an 800,000-population territory |
| Fee discounts | $68,000 for U.S. military veterans; $50,000 for converting dealers |
| Royalty | 8% of gross sales or a $400 monthly minimum; 7% for converting dealers |
| Ad fund | 2% of gross sales or a $100 monthly minimum |
| Container purchase | 96 containers initially, plus 6 per 100,000 population above 800,000 |
| Term | 10 years, one 10-year renewal |
| Locations | 105 total (104 franchised, 1 company-owned as of December 31, 2025) |
| Item 19 | None disclosed |
The conversion track is the interesting piece of that fee table. Go Mini’s discounts both the initial fee and the royalty for independent operators converting an existing container business, which tells you where the brand expects growth to come from. It also opened four locations against six closures last year, a net loss of two.
The gap against UNITS is the earnings disclosure, not the price. Go Mini’s Item 7 floor is only about $26,400 above the UNITS floor and its initial fee is $29,500 higher, and it gives you no revenue figure to weigh either against. That is a defensible position for a franchisor to take and a difficult one for a buyer to underwrite. If you shortlist Go Mini’s, the substitute for an Item 19 is a wider validation call list, not a franchisor pro forma. For the broader category view, our guide to the best portable storage franchises runs the same comparison across every container-model brand we track.
PODS: the brand everyone knows and nobody can price
PODS is the most recognized name in portable storage. Most consumers use it as the generic term for the category, which is a genuine moat for whoever holds the territory.
It is also the one brand on this page where we will not publish an investment figure. PODS has no current Franchise Disclosure Document parsed in our database, which means we have nothing to check third-party numbers against. Public directories do not agree with each other either, reporting franchised unit counts of both 66 and 130 and a total investment range of $1.2M to $2M with no line in any document behind it.
None of that means PODS is a bad franchise. It means every number circulating about PODS is unverified, and that you should request the current FDD directly from the franchisor and read Items 5, 7, 19, and 20 yourself before it enters a shortlist. PODS also franchises selectively and tends to favor operators with logistics experience and multi-territory ambitions, which puts it closer to the multi-unit franchise ownership playbook than to a single-territory purchase.
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Storage Authority: the only fixed-facility franchise, and it has no franchised locations left
If you want the traditional facility model, Storage Authority is the franchise option. Its 2025 filing is worth reading in full before you get excited about that.
| Storage Authority | 2025 FDD |
|---|---|
| Total investment | $298,000 to $9,800,000 |
| Ground-up outlet | $6,948,000 to $9,800,000 |
| Conversion of existing building | $298,000 to $660,000, exclusive of the facility purchase |
| Initial franchise fee | $69,000 |
| Royalty | 6% of gross revenues or $1,950 per month, whichever is greater |
| Marketing, technology and website fee | 2.5% of gross revenues or $400 per month, whichever is greater |
| Franchised locations | 0 (started the reporting year at 1, ended at 0) |
| Item 19 | None disclosed |
That Item 7 spread is not a parsing artifact. The FDD discloses two separate ranges: $298,000 to $660,000 to convert an existing building, exclusive of buying the facility, and $6,948,000 to $9,800,000 to build one from the ground up. Both wear the same brand and the same 6% royalty.
The monthly minimums are the term that catches new operators. A 6% royalty with a $1,950 floor and a 2.5% ad fund with a $400 floor means $2,350 per month leaves the business regardless of occupancy, from the day the doors open through a lease-up that commonly runs 18 to 36 months in this asset class. On a facility still filling units, that is a fixed cost dressed as a variable one.
Zero operating franchised locations, no openings in three years, and no Item 19 is a thin base for a deal this large. Note also that the two outlets the filing labels company-owned are, by its own footnote, self-storage businesses operated by co-founder Marc Goodin and his entities rather than franchisor-run units. The franchise fee is small relative to the capital at risk, which is exactly why it deserves scrutiny: you are paying $69,000 plus 6% of revenues in perpetuity for site-selection help and an operating playbook almost no franchisee is currently running. Price that against hiring an independent self-storage consultant for the feasibility and development work and operating under your own brand. For the underwriting that applies either way, our franchise real estate and lease negotiation guide covers the diligence, and the $1M-plus franchises with strong Item 19 numbers roundup shows what disclosure looks like at this capital level in other categories.
The recession-proof pitch, against the actual rate data
Self-storage marketing leans on a two-sided thesis: when the economy stresses, people downsize and need storage, and when it grows, people accumulate and need storage.
Demand did hold up better than most discretionary categories through 2008 to 2010, 2020 to 2021, and the inflationary stretch that followed. The defensive part of the story is real.
What the pitch leaves out is what happened to rates. Yardi Matrix recorded the national annualized same-store advertised asking rate at $16.44 per square foot in May 2024, down 4.5% year over year. The decline narrowed through the back half of 2024, reaching 2.2% in December and 1.2% in January 2025, and by November 2025 the advertised street rate had turned positive at 0.6% year over year on an average $16.38 per square foot. Two years of falling advertised rates against rising construction and debt costs is the environment that produced the unit losses in the table at the top of this page.
For a buyer entering in 2026, the useful read is that rates have stopped falling and supply is the variable that decides your specific deal. Check new construction, planned developments, and existing facility occupancy in your target trade area before you commit capital. The franchise territory and market evaluation guide covers how to run that analysis. This is a category where local supply outranks brand selection, and where an Item 19 from a strong franchisor will not rescue an oversupplied metro.
Unit economics by model
Two businesses, two shapes, and one of them has a published number.
Portable storage revenue scales with truck routes, customer pipeline, and yard capacity. Capital intensity is moderate, roughly $732,640 to $1.27M across the two brands with credible Item 7s, and real estate exposure is low because you need a yard rather than a storefront. The only disclosed revenue figure in the category, UNITS’s $643,631 median across 57 stabilized territories, sits inside this model. At exit you are selling franchise rights, a customer book, and a fleet, with valuation tied to operating cash flow rather than to an appreciating asset.
Fixed-facility revenue is occupancy rate multiplied by rate per square foot multiplied by rentable square footage, and the deal is as much a real estate investment as an operating business. Storage Authority discloses no Item 19, so there is no franchisor-published revenue figure for this model at all. Capital intensity is high and dominated by land and construction, lease-up is long, and the return leans on the property. At exit you sell the property plus the business, and the valuation runs off a cap rate.
Operators optimizing for near-term cash flow tend toward portable. Patient capital with a real estate thesis tends toward fixed-facility. Neither model wins on margin alone, which is why it is worth benchmarking storage against the most profitable franchises to own before you conclude the category is the right home for your capital.
How to choose
Before you settle on a capital band, run the numbers on your target deal. The decision tree that filters most buyers:
Around $730K to $1.27M and you want the one brand that discloses earnings? UNITS Portable Storage. Ask why the system opened nothing last year.
Around $760K to $1.25M and you want the largest franchised system? Go Mini’s, with the understanding that you are underwriting without an Item 19. If you are a veteran or converting an existing container business, the fee drops to $68,000 or $50,000.
Want the category-defining brand? PODS, but get the current FDD in hand before you compare it to anything, because the public figures do not agree with each other or with our parse.
Above $1M with real estate experience? Storage Authority for the franchised route, or an independent build with consulting support. Weigh the $69,000 fee and the 6% perpetual royalty against a franchised network that currently has no operating locations before you decide the brand is adding enough.
Hoping for passive ownership? None of the above. Storage marketing leans on absentee ownership, and in practice every model here demands active management of either a truck fleet or a property. For a realistic view of which franchises actually support part-time involvement, our franchise ownership with a day job analysis is the honest version.
Get the full self-storage franchise FDD analysis: $49 single report
What to diligence before signing
Whichever brand you pick, the work that catches the most failures:
- Pull the FDD and read Items 1, 5, 7, 12, 17, 19, and 20, the disclosures the FTC Franchise Rule requires before any sale. In this category, Item 20 is the one that reframes the conversation: every system with a current filing lost units last year.
- Talk to 8 to 12 existing franchisees across tenure cohorts. In a category where three of four brands publish no earnings data, validation calls are your Item 19. Ask about yard or property challenges, customer acquisition cost, support quality, and months to break-even.
- For portable storage, validate the truck utilization assumption behind any pro forma you are shown. Utilization is the single variable that moves the model, and it is market-specific and seasonal.
- For fixed-facility, commission an independent third-party feasibility study before you commit to a site. Franchisor site-selection support is helpful and is not a substitute for an independent supply-and-demand analysis on a seven-figure project.
- Pre-qualify with SBA lenders that have funded storage deals. They will tell you quickly whether your specific deal underwrites.
- Read the agreement with a franchise attorney. Territory protection, transfer rights, and minimum royalty floors carry more weight here than in most categories because of the local-monopoly economics and the long lease-up. The questions a franchise attorney wishes you had asked covers the negotiation surface.
The self-storage opportunity is real and the category is genuinely defensive. The franchise route into it is narrower than the marketing suggests, one brand will show you a revenue number, and every system in the category shrank last year. Buy it with those three facts in front of you.
Brands mentioned in this post
FAQ
What's the best self-storage franchise to buy in 2026?
UNITS Portable Storage, on disclosed data. It is the only brand in the category that discloses a usable Item 19, reporting a $643,631 median across 57 traditional franchises that operated the entire 2024 calendar year, against an Item 7 of $732,640 to $1,269,400 and a $55,500 initial fee for a 300,000-population territory. Go Mini's is the closest comparable at $759,024 to $1,247,125 but discloses no Item 19. Storage Authority is the only fixed-facility option and its last filing shows zero franchised outlets remaining. There is no single best answer; there is one brand that shows you its numbers.
Why isn't Extra Space Storage a franchise?
Extra Space Storage is a publicly traded REIT that owns and operates its facilities through corporate ownership, as do CubeSmart and Public Storage. The REIT structure and the franchise structure are incompatible in the way that matters here: REIT returns depend on owning the real estate and capturing its appreciation, not on collecting royalties from independent operators. If you searched for a self-storage franchise expecting these brands, the corporate-only structure means they are not available at any capital level.
How much does a self-storage franchise cost?
Portable storage runs $732,640 to $1,269,400 for UNITS per its 2025 FDD and $759,024 to $1,247,125 for Go Mini's per its 2026 FDD, so the two sit within about $26,000 of each other at the floor. Fixed-facility Storage Authority spans $298,000 to $660,000 for a conversion and $6,948,000 to $9,800,000 for a ground-up build in its 2025 filing, because those are different projects wearing the same brand. PODS has no current filing parsed in our database, and third-party listings that circulate a $1.2M to $2M range are not something we can confirm against a document.
How much can a self-storage franchise owner make?
One number in this category is disclosed rather than estimated. UNITS reports $643,631 median and $734,542 average revenue across 57 traditional franchises that operated the entire 2024 calendar year, and its Item 19 breaks that out by tenure: a $500,784 median for locations open 12 to 24 months, $708,886 at 24 to 48 months, and $853,707 at 48 months or longer. That is revenue, not profit, and it excludes locations that opened mid-year. Go Mini's, PODS, and Storage Authority disclose no usable Item 19 at all, which means any earnings figure you see attached to those three brands came from somewhere other than the FDD. Treat it accordingly.
Is portable storage or fixed-facility storage more profitable?
They are different businesses and only one of them has disclosed numbers. Portable storage has lower capital intensity, a route-density operating model, and in UNITS's case a published revenue median. Fixed-facility carries higher upfront capital, a longer lease-up, and a return driven largely by the property rather than the operating business, which is why Storage Authority's Item 7 reaches $9,800,000. Operators optimizing for operating cash flow tend to pick portable. Operators who want to own appreciating real estate and are comfortable underwriting a construction project pick fixed-facility.
Do you need land to open a self-storage franchise?
It depends on the model. Portable storage brands need a storage yard for containers and trucks rather than retail-grade real estate, which is why UNITS and Go Mini's both top out near $1.25M. Storage Authority is the opposite: its own Item 7 breaks out $6,948,000 to $9,800,000 for a ground-up outlet against $298,000 to $660,000 for a conversion, both exclusive of the underlying real estate. In the fixed-facility case you are underwriting a commercial real estate project that happens to carry a franchise brand.
Can you franchise an existing self-storage business?
Generally not in the traditional sense. Most successful independent facilities operate under the owner's own brand, sell into REIT portfolios, or contract with third-party management firms, which are management agreements rather than franchises. The franchise route in this category is for new entrants buying into one of the four systems that file an FDD. If you already own a facility, your realistic alternatives are independent operation or third-party management.
Are self-storage franchises a good investment in 2026?
The category is defensive and the entry points are thin. Every franchised system in self-storage shrank in its last reporting year, and only one brand discloses an Item 19. Yardi Matrix recorded national same-store advertised rates falling 4.5% year over year in May 2024 before recovering to plus 0.6% by November 2025, so the operating environment that squeezed the last two cohorts of buyers is easing. The binding question is local supply, not brand: a strong system in an oversupplied metro is still a losing deal.