Seattle Self Storage Market Statistics:

Rent Prices, Local Inventory and Development Trends (March 2025)

Self storage has become crucial for navigating major life events. It can be particularly useful for events such as moving, downsizing and when changes in household composition occur, as well as when engaging in home remodeling projects and organizational endeavors. Seattle offers plenty of self storage options to cater to all needs and budgets.

How much does a storage unit cost in Seattle, WA?

Currently, the average cost of a 10x10 storage unit in Seattle is $191/month, the same amount as last year. Nationally, self storage street rates for 10×10 non-climate-controlled units saw a 1.6% year-over-year decrease, registering an average of $121 in March, 2025.

Seattle self storage prices by unit size

Besides the standard 10x10 unit, the Seattle self storage market includes several other types of units that can vary in terms of size and amenities, and naturally, price.

For instance, a 5x5 self storage unit in Seattle rents for $75, while a 5x10 unit would cost $116/month. Average street rates for a 10x20 unit stand at $319/month. Non-climate-controlled units typically come with lower price tags than their climate-controlled counterparts of the same size.

Non-Climate-Controlled Units*
Unit Size Avg. Street Rate
5x5 $75
5x10 $116
10x10 $191
10x15 $252
10x20 $319
10x30 $450
Climate-Controlled Units*
Unit Size Avg. Street Rate
5x5 $76
5x10 $120
10x10 $201
10x15 $253
10x20 $329
10x30 $443

* Average monthly rates for Seattle in March 2025.

Average storage unit cost in Seattle by neighborhood

Self storage prices can vary depending on location as some neighborhoods might offer more budget-friendly self storage rates than others.

You can find cheap Seattle storage units in Mid-Beacon Hill, where the standard self storage unit goes for $147/mo. on average, in Olympic Hills, where renters pay $154/mo. on average, and in North Beacon Hill, where the average street rates hover around $156/mo.

If you’re looking for other great deals, check out self storage listings, and their average street rates, in Roosevelt ($157) and North Queen Anne ($160).

Other neighborhoods, on the other hand, come with higher street rates. The most expensive neighborhood in Seattle is Mount Baker with a monthly average street rate of $295, followed by Victory Heights.

Cheapest Neighborhoods for Self Storage
# Neighborhood Average Street Rate
1 Mid-Beacon Hill $147
2 Olympic Hills $154
3 North Beacon Hill $156
4 Roosevelt $157
5 North Queen Anne $160
6 Wedgwood $163
7 Maple Leaf $164
8 First Hill $169
9 North Delridge $181
10 Broadway $181
Most Expensive Neighborhoods for Self Storage
# Neighborhood Average Street Rate
1 Mount Baker $295
2 Victory Heights $267
3 Parkwood $262
4 Central Waterfront $262
5 Ballard $243
6 Fairmount Park $241
7 Rainier Beach $237
8 Wallingford $227
9 Ballinger $223
10 Briarcrest $220

Want to find the best self storage deals? Browse listings in your preferred Seattle neighborhoods and Seattle Zip Codes for more details on what’s available and compare rent prices, unit sizes and amenities.

How Seattle, WA, Self Storage Compares With Other Cities

How self storage costs in Seattle compare to prices in other nearby cities

Check out the table below to see how self storage in Seattle compares rent-wise to other places within a 50-mile radius.

# City Average Street Rate
1 Mercer Island, WA $267
2 Newcastle, WA $198
3 Seattle, WA $191
4 Kirkland, WA $188
5 Bellevue, WA $184
6 Shoreline, WA $181
7 Renton, WA $177
8 Seatac, WA $160
9 Tukwila, WA $157
10 Burien, WA $141

Average street rates for non-climate-controlled 10x10 units for March 2025.

How self storage costs in Seattle compare to rates in other sought-after cities in the US

Check out the table below to see how self storage rent in Seattle compares to other popular cities in the US.

# City Average Street Rate
1 New York City, NY $258
2 Seattle, WA $191
3 Phoenix, AZ $117
4 Jacksonville, FL $117
5 Las Vegas, NV $116
6 Austin, TX $111
7 Dallas, TX $108
8 Houston, TX $100
9 San Antonio, TX $100
10 Oklahoma City, OK $78

Average street rates for non-climate-controlled 10x10 units for March 2025.

Self storage market size in Seattle, WA

Seattle self storage market statistics

No. of self storage units approx. 6,087
No. of self storage facilities 59
Local self storage inventory (sq. ft.) 3,797,133
Self storage sq. ft. per capita 3.9
New self storage facilities set for delivery in 2025 3
New self storage supply set for delivery in 2025 (sq. ft.) 292,653
Average self storage rent in Seattle for a standard 10x10 unit $191

Seattle self storage construction trends

The self storage sector has maintained an active development pipeline in recent years. In 2024 alone, about 66,763 square feet of self storage space came online in Seattle, representing 1.8% of the existing inventory. Compared to the year before, self storage inventory in Seattle has increased by 1.8%.

Currently, there are 59 self storage facilities and approx. 6,087 storage units in Seattle. The local inventory encompasses 3,797,133 square feet of storage space, offering 3.9 square feet per capita.

A total of 292,653 square feet of self storage space is projected for completion in 2025, an increase of 338.4% compared to last year.

What’s driving demand for self storage?

Quick overview of the Seattle housing market

Total no. of households 364,627
Y-o-y change in no. of households 0.7%
Renter households in Seattle 205,113
Homeowner households in Seattle 159,514
Households with mortgages in Seattle 112,620
Median number of rooms (all housing units) 4.0
Average apartment size (sq. ft.) 684
Average home size (sq. ft.) 1,710
Average apartment rent $2,290
Median home value $910,300
Working from home (% of total working population) 20.7%

Self storage for residential clients: key facts and figures about the Seattle housing market

Generally associated with life events, the self storage industry is equipped to respond to people with changing housing situations, whether that means moving, downsizing, welcoming a new baby, or embracing multi-generational living. Lifestyle choices are also a demand driver for self storage, including preferences for snowbirding, digital nomading and RV travelling.

Looking at the type of residential customers that the Seattle self storage sector serves, it caters to both renters and homeowners, acting as extensions of their homes when living spaces are not big enough for the things people own.

Seattle is home to 205,113 renters and 159,514 homeowners. The average apartment size in Seattle is 684 sq. ft. and the average Seattle home size is 1,710 sq. ft.

Self storage for business

Alongside the residential sector, self storage responds to needs arising from conducting business. Entrepreneurs and small business owners, including brick-and-mortar retailers, can turn to self storage to store their merchandise all while keeping it accessible.

Legal and medical professionals often turn to self storage as they are generally required to keep hard copies of their records. Realtors and interior designers also find self storage particularly useful for temporarily storing staging furniture. Moreover, blue collar businesses can benefit from storing their heavy equipment and supplies close to their work site.

Self storage market trends in cities

Where does our data come from?

All data related to self storage was compiled by StorageCafe, an online self storage search portal featuring nearly 28,000 listings across the U.S.

The self storage rental statistics on this page were sourced from our sister company, Yardi Matrix, the industry's most comprehensive market intelligence tool for investment professionals, equity investors, lenders and property managers who underwrite and manage investments in the multifamily, student housing, self storage, office and industrial sectors. Yardi Matrix maintains operational profiles for over 30,000 self storage facilities across the U.S.

Average home size data is from PropertyShark, while demographic data is from the latest U.S. Census Bureau release, the 2020 American Community Survey.