4527 Rainier Ave S, Seattle, WA 98118

Multifamily · Seattle · Seattle-Bellevue metro, WA

Imagery suggests: stacked residential units, appears multi-tenant. AI estimate from public imagery. In recent public imagery (2026-06), the building appears well maintained. AI estimate from public imagery; may be outdated.

One of 5,391 reachable multifamily buildings in Seattle. Larger than 54% of multifamily buildings in Seattle (median 9,444 SF), derived from assessor records.

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Building size: 10,461 SF, King County Assessor
Lot size: 4,530 SF, King County Assessor
Year built: 2017, King County Assessor
Stories: 4, King County Assessor
Predominant use: Mixed-Use Apartments, King County Assessor
Units: 27, King County Assessor
Assessed value: $5,497,000, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $525.48/SF, derived from assessor records
Lot coverage: 231%, derived from assessor records
Vintage: 2010s vintage
Zoning: NC2-55 (M), King County
County use code: Apartment
Parking (observed): surface lot, AI estimate from public imagery
Frontage (observed): mid block, AI estimate from public imagery

Nearby comparable buildings

Same building type, by distance. Assessor facts only; not an opinion of value.

4525 Rainier Ave S, Seattle · 0 mi · 10,405 SF · built 2017 · assessed $557.52/SF
3600 S Oregon St, Seattle · 0.1 mi · 7,232 SF · built 1959 · assessed $294.66/SF
4700 35th Ave S, Seattle · 0.1 mi · 13,940 SF · built 1958 · assessed $258.25/SF
4426 36th Ave S, Seattle · 0.1 mi · 5,790 SF · built 1963 · assessed $265.11/SF
4420 36th Ave S, Seattle · 0.1 mi · 21,300 SF · built 1966 · assessed $207.65/SF
4717 36th Ave S, Seattle · 0.1 mi · 10,608 SF · built 1992 · assessed $287.90/SF

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Sale history and market context

MakeMe Estimate: $5,388,585 (estimated market value), with a likely range of $4,783,379 to $6,146,877 (half of recent verified sales in this segment landed inside that range). Based on 667 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works. About $200K per unit at the midpoint (27 units).

Current ownership dates to 2014 (about 12 years) per recorded transfers.

2015-02-09: transfer from Rainier 4525 LLC to Seattle City of (non-market transfer), rec. 20150219001156

2014-07-09: $435,000 from Private party to Rainier 4525 LLC (part of a 2-parcel sale; price is the whole deal), rec. 20140715001614

2007-06-25: $722,000 from Private party to Private party (part of a 2-parcel sale; price is the whole deal), rec. 20070719000966

3 administrative transfers (no consideration), 2007 to 2007

1997-04-30: $130,000 from Private party to Private party (part of a 2-parcel sale; price is the whole deal), rec. 199704300884

Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.

Value over time

Solid line: county appraised value per King County tax rolls. Shaded range: our modeled estimate for each year, built from recorded arm's-length sales in the building's segment; years without enough sales stay unmodeled. Dots: recorded arm's-length sales. Not an appraisal. How this estimate works.

Land, site, and value history

Assessed value moved from $229,500 (2011) to $5,497,000 (2026), up 2295% over 15 years, per county tax rolls. The 2026 roll splits $5,497,000 into $724,800 land and $4,772,200 improvements.

Zoning: NC2-55 (M) (per King County)

Lot: 4,530 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Apartment 9,311 SF; Mixed Use Retail 1,150 SF (county building sections)

County districts report (schools, fire, sewer, council; on kingcounty.gov)

Permit history

2024-12-23: Electrical, declared value $496 (Screened), permit 7062392-EL

2019-06-12: Remodel, declared value $187,186 (Complete), permit 6717227-CN

2016-10-17: Demolition (Complete), permit 6424266

2016-06-14: Building, New, declared value $1,365,975 (Complete), permit 6463189

Source: King County permit records (newest first).