1518 E Fir St, Seattle, WA 98122

Multifamily · Seattle · Seattle-Bellevue metro, WA

Imagery suggests: modern residential building, 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 AI estimate from public imagery; may be outdated.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 8% of multifamily buildings in Seattle (median 9,444 SF), derived from assessor records.

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Building size: 3,470 SF, King County Assessor
Lot size: 6,188 SF, King County Assessor
Year built: 1910, King County Assessor
Stories: 2, King County Assessor
Predominant use: 4 Unit Apt & Sfr, King County Assessor
Units: 5, King County Assessor
Assessed value: $1,152,000, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $331.99/SF, derived from assessor records
Lot coverage: 56%, derived from assessor records
Vintage: pre-war vintage
Zoning: LR3 (M), King County
County use code: 4-Plex
Construction (observed): wood frame, AI estimate from public imagery
Parking (observed): none visible, AI estimate from public imagery
Frontage (observed): interior, AI estimate from public imagery

Nearby comparable buildings

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

163 15th Ave, Seattle · 0 mi · 6,396 SF · built 1919 · assessed $226.86/SF
1519 E Spruce St, Seattle · 0 mi · 3,620 SF · built 1910 · assessed $361.60/SF
1510 E Fir St, Seattle · 0 mi · 4,162 SF · built 1910 · assessed $301.30/SF
171 16th Ave, Seattle · 0 mi · 10,536 SF · built 1910 · assessed $210.42/SF
164 15th Ave, Seattle · 0.1 mi · 3,854 SF · built 1901 · assessed $367.67/SF
165 17th Ave, Seattle · 0.1 mi · 18,846 SF · built 1970 · assessed $322.67/SF

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Sale history and market context

MakeMe Estimate: $1,267,547 (estimated market value), with a likely range of $1,125,185 to $1,445,919 (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 $254K per unit at the midpoint (5 units).

Current ownership dates to 1997 (about 29 years) per recorded transfers.

2016-10-06: transfer from Private party to Private party (part of a 5-parcel sale; price is the whole deal), rec. 20161116000180

1997-02-25: $793,000 from Private party to Private party (part of a 4-parcel sale; price is the whole deal), rec. 199702281886

1997-02-25: transfer from Private party to Private party (part of a 4-parcel sale; price is the whole deal), rec. 199702281885

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 $588,800 (2011) to $1,152,000 (2026), up 96% over 15 years, per county tax rolls. The 2026 roll splits $1,152,000 into $928,200 land and $223,800 improvements.

Zoning: LR3 (M) (per King County)

Lot: 6,188 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Multiple Residence (Low Rise) 3,470 SF (county building sections)

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