Market Intelligence Seattle, WA
Comp-rich · 31 tracked
Self-storage market in Seattle, WA — August 2026
Based on the 31 facilities we track in Seattle — a sample of Seattle’s market, not every facility.
As of August 2026 · data via OpenStreetMap + Foursquare
Market tightness
Soft
Aggregate demand signal — not a facility occupancy figure.
Running a move-in promo
13%
Median rate by size
5×5
$74/mo
~51% above US ($49/mo)
typical $57/mo–$87/mo
5×10
$104/mo
~63% above US ($64/mo)
typical $78/mo–$134/mo
10×10
$190/mo
~104% above US ($93/mo)
typical $154/mo–$245/mo
10×20
$290/mo
~112% above US ($137/mo)
typical $270/mo–$397/mo
The bigger picture
Seattle-Tacoma-Bellevue, WA — market supply & demand
Lower storage supply per capita than ~94% of US metros — about 11.9 facilities per 100k people vs the 32.3 national median.
Seattle-Tacoma-Bellevue, WA looks under-supplied relative to the markets we track.
A metro of 4.0M residents and 1.6M households — the demand base behind the per-100k figure.
Supply: our registry · as of 2026-06
Demand trend
Population up ~3% since 2020 — a growing metro.
Net in-migration of ~67,000 residents since 2020.
Population trends historically correlate with storage demand — not a forecast. Census PEP, 2025 vintage.
Market context
Median household income
$112,594
Median gross rent
$1,932/mo
Renter share
60%
Census 2023 ACS 5-yr · demand context — these historically correlate with storage demand, not a forecast.
See your facility’s position in Seattle
Get a free report on your rates, the move-in promos around you, and how tight your market is — measured against the 31 facilities we track in Seattle.
Data & methodology
Aggregate analysis of publicly available self-storage facility data in Seattle, WA, as of August 2026. Facility data © OpenStreetMap contributors (ODbL) and Foursquare. Rates reflect published street rates; individual facility pricing varies. Figures describe the 31 facilities in our dataset for this metro — a sample skewed toward facilities on certain software platforms, not a complete census of the market.