Reviewed 7 September 2026

10x10 storage unit cost: what actually sets the price

The 10x10 is the most-rented size in US self storage: 100 square feet, roughly 800 cubic feet, the volume of a single-car garage. It is also the size where the gap between the advertised rate and the standing rate does the most damage, because more people rent it for longer. This page no longer carries a national dollar band or a 25-city table. It carries what the bill is actually made of, the one price series anyone can check, and how to get a number that is about you.

Floor area

100 sqft

Usable volume

800 cu ft

BLS index, July 2026

185.5

Year on year

+1.4%

What changed here on 7 September 2026

This page used to open with a national monthly band and carry a 25-city price table plus a worked six-month receipt built on an invented advertised rate. None of those numbers had a source, and the basis they claimed was a sample of operator listing pages, which those operators' terms do not permit us to collect or republish. All of it is gone. The structure of the bill is still here, because that part was never about the numbers.

What sets the price of a 10x10

A 10x10 is 100 square feet at the industry-standard 8 foot ceiling, so about 800 cubic feet. There is no national price for it, and no free public dataset that would let anyone publish one honestly. Rates are set unit by unit and move with how full that specific building is in that specific month.

Three things do most of the work. Land is the largest: the ground under the facility is the biggest input cost, which is why the same 100 square feet differs several times over between a coastal metro and an inland one. Occupancy at that site is the second, and it is the one people forget, because it changes month to month and is the reason two facilities a mile apart can quote very differently on the same day. Unit size is the third, and it works in your favour here: the fixed costs of a unit, its door, lock, light, aisle frontage and share of the security and administration bill, do not scale with its floor, so the rate per square foot falls as units get larger. A 10x10 sits well down that curve. It is a much better buy per square foot than two 5x10s.

The one rent figure on this page you can check for free comes from an annual report, not a listing page. Public Storage's Form 10-K, FY2025 (filed 12 February 2026, period ending 31 December 2025) reports realized annual rent of $22.54 per occupied square foot across its Same Store Facilities, up from $22.43 the previous year, at 92.0% average occupancy against 92.4%. It is tempting to multiply that by 100 square feet, divide by twelve and call the result a monthly 10x10 rate. Do not. It is a blend of every unit size and every market the company operates in, including tenants who moved in years ago on rates nobody is offered today, and small units sit well above the blend while large ones sit below it. It is a measure of a business, not a price list.

What it is genuinely good for is direction and comparison. It moved 0.5% across the year, and the filing attributes that to cumulative increases on existing long-term tenants partly offset by lower average rates charged to new tenants moving in. New customers got cheaper; existing ones got more expensive; the second effect was larger. That is the whole pricing model in one sentence, and it is the reason the month-two rate is the only number worth comparing between sites.

Source: SEC EDGAR, Public Storage Form 10-K, FY2025, read at source on 6 September 2026.

Where storage pricing has actually gone

The US Bureau of Labor Statistics publishes a monthly producer price index for miniwarehouse and self-storage unit operators, series PCU531130531130. It is free, it runs back to December 2003, and it settles an argument most storage price pages get wrong: rates are not at a record. Base December 2003 = 100, not seasonally adjusted. Read on 2026-09-13 through St. Louis Fed (FRED); last updated by the US Bureau of Labor Statistics on 2026-09-10.

Calendar-year average of the monthly index

Year	Index average	Change on prior year
2019	149.8	n/a
2020	146.9	-1.9%
2021	159.0	+8.2%
2022	184.6	+16.1%
2023	197.0	+6.7%
2024	191.1	-3.0%
2025	185.4	-3.0%
July 2026	185.5	+1.4% y/y

The shape matters more than any single reading. The index ran up hard through 2021 and 2022, peaked at 200.6 in December 2023, and has spent the time since coming back down: July 2026 is still 7.5% below that peak, even after rising 1.4% over the last twelve months. Against January 2020, when the index read 149.0, storage pricing is up 24.5% on this measure.

Two cautions. It is an index, not a dollar figure, and we do not convert it into one, because that needs a per-square-foot assumption we would be inventing. And it is national and size-blind: a 5x5 and a 10x30 sit inside the same series, and the spread between two facilities in one city is wider than anything it shows.

Source: US Bureau of Labor Statistics, series PCU531130531130, via St. Louis Fed (FRED).

What fits in a 10x10

1-bedroom apartment full contents

queen bed, sofa, dresser, dining set

Small office workspace

desks, chairs, filing cabinets, monitors

Single-car garage equivalent

lawnmower, tools, bikes, seasonal items

30 to 40 medium boxes plus furniture

the typical move-in

King mattress + box spring + small bedroom set

plus 15 boxes

Dining table + 6 chairs + buffet

leaves room for ~20 boxes

Riding lawnmower + tools + 10 boxes

garage clear-out

Two motorcycles or one motorcycle + boxes

with clearance to walk

The 10x10 is the size that fits real-life moves. The dimensions (10 feet wide, 10 feet deep, 8 feet tall) are wide enough to roll a mattress in flat, deep enough to walk through, and tall enough to stack three rows of standard banker boxes. You can keep an aisle down the centre and still fit a 1-bedroom apartment's worth of contents on either side. That walkability is genuinely valuable for storage of more than 30 days, because you will need to access something eventually.

For a 2-bedroom move, a 10x10 is usually too small. A second mattress, a second dresser, and another 15 boxes push you to 10x15 territory. For a small home (1,000 to 1,400 sqft) clear-out, the 10x10 is right on the edge: it works if you donate the larger furniture, but a 10x15 is the safer call. For a small office relocation (4-person workspace), the 10x10 holds the desks, chairs, monitors, and filing, and is the standard recommendation.

What the bill is actually made of

This page used to show a worked six-month receipt with invented figures in it. The figures were the wrong part; the structure was right, and the structure is what you can use. Take each of these to a quote and you will know what you are signing.

Six lines to price before you sign

01Month one rent
Almost always an introductory offer rather than the price of the tenancy. Ask what it is, then ignore it.
02Month two rent
The number that actually matters. This is what you are signing up to pay, and it is the only figure worth comparing between sites.
03Administration charge
One-time, taken at move-in. Universal at the chains, negotiable at some independents. Ask for it as a figure, not a policy.
04Lock
A disc lock is compulsory at most sites. You can usually bring your own if it meets the spec, which is worth asking before you arrive.
05Cover on the goods
Required under the lease at most operators. Often declinable if your renters or homeowners policy extends to goods stored off the premises, but you will be asked to evidence it, and many policies need that extension added explicitly.
06The first rate review
Not a fee, but the largest number on this list over a year. Ask when it is likely to fall and how much notice you get.

None of this is deceptive, and it is not one chain's trick. It is the industry pricing model, and the operators describe it themselves in their annual reports: a low introductory rate to win the move-in decision, then a managed rate ramp. Public Storage's Form 10-K, FY2025 puts it plainly, saying it “We typically increase rental rates to our long-term tenants (generally, those who have been with us for at least five months) every six to twelve months.” and naming its promotional discount as “$1.00 rent for the first month”. The defence is knowing it is coming: put a note in the diary five months out and ring the site itself, not a central number, before the increase posts.

Getting a number that is about you

A national average for a 10x10 would have been useless even if we could have sourced one, because the spread between two facilities in the same city is wider than the spread between most cities. Three sites within a short drive, rung in the same week, is a real comparison.

Ask each site the same four things

What is the rate for a 10x10 today, and what does it become in month two once any introductory offer ends?
When is the first rate review likely to fall, and how much notice will I get?
What is compulsory on top of the rent: cover on the goods, a lock, an administration charge? What do I actually pay on day one?
Is this unit climate controlled, and if there is a non-climate 10x10 here, what is the difference?

Add one more if you are near the edge of the size: ask for the 10x15 quoted the same way. You want the gap between the two, not just the number for the one you walked in asking about.

10x10 storage FAQ

How much does a 10x10 storage unit cost per month?

We do not publish a figure. The national band and the 25-city table this page used to carry were removed on 7 September 2026, because nothing supported them and the basis they claimed was a sample of operator listing pages we should not have been collecting. No free primary source publishes US rates by unit size. The direction is checkable: the US Bureau of Labor Statistics producer price index for self-storage operators stood at 185.5 in July 2026, 1.4 percent above a year earlier and 7.5 percent below its December 2023 peak. For your number, ring three sites in the same week and compare the month-two rate.

What can fit in a 10x10 storage unit?

A 10x10 holds the contents of a full 1-bedroom apartment or a small office. Realistic: queen or king mattress and box spring, sofa or loveseat plus chair, dresser, nightstands, dining table with four chairs, TV and stereo, plus 30 to 40 boxes. It is also the right size for a single-car garage clear-out (lawnmower, tools, bikes, seasonal items) or two motorcycles with walk-around space.

Is a 10x10 the most popular size?

It is widely treated as the most-rented single size in the US, and the reason is structural rather than statistical: 100 square feet is the size that matches the most common life event, a one-bedroom move, a home declutter or a single-car garage overflow. Facilities build their unit mix around that demand. We used to attach a percentage-of-all-rentals figure to this; it was removed on 6 September 2026 because we could not point at a source for it.

What lands on the bill besides the rent?

An administration charge at move-in, a lock unless you bring one that meets the spec, and cover on the goods, which is compulsory under the lease at most operators but can often be declined if your own policy extends to goods stored off the premises. Then the rate review. Public Storage's FY2025 10-K says it typically increases rates to tenants who have been with it at least five months every six to twelve months, and describes its introductory discount as a dollar for the first month. Treat the advertised rate as an acquisition price and budget on the month-two number.

Why does the same 10x10 cost several times more in one city than another?

Land. The ground under a storage facility in a coastal metro costs many times what it does in an inland one, and that pass-through dominates the rent. Density of demand and how full that particular building is matter too, but land is the biggest input. It is also why moving your search fifteen or twenty minutes out of the centre is usually a bigger lever than any promotion. The public REITs do not break rent out by state in the filings, so we do not publish a city table; get one quote in the centre and one on the ring road and you will measure it yourself in a morning.

Should I get climate-controlled for a 10x10?

If you have wood furniture, leather goods, electronics, photos, important documents, instruments, or wine in the unit, yes. Climate control carries a premium at every operator, and how large it is depends on how much of that building was constructed as climate space, so ask for both prices at the same site rather than assuming an uplift. It is unnecessary for tools, plastic bins, sports gear, and most non-sensitive household items. A common compromise is a standard 10x10 plus a small climate unit for the sensitive items.

10x10 vs two 5x10 units, which is cheaper?

Almost always the single 10x10. Two units mean two administration charges, two lots of cover, two locks and two agreements to manage, and because the fixed costs of a unit do not scale with its floor, one 10x10 is never as expensive as two 5x10s. The exception is a site running an aggressive promotion on small units only, which can flip the first month or two and rarely survives past that. Get all three numbers quoted on the month-two rate and the answer is usually obvious.

5x10 storage unit cost

The studio-apartment size

10x15 storage unit cost

The step up for a two-bedroom move

10x20 storage unit cost

Two-car garage size

California cost deep-dive

Where land cost dominates the rent

What the filings say

The rent numbers you can check yourself

All storage unit sizes

5x5 through 10x30 with comparisons