9644 18th Ave SW, Seattle, WA 98106

Multifamily · Seattle · Seattle-Bellevue metro, WA

Imagery suggests: garden apartments, appears multi-tenant. AI estimate from public imagery. In recent public imagery (2026-06), the building appears serviceable with visible wear. AI estimate from public imagery; may be outdated.

One of 5,391 reachable multifamily buildings in Seattle. Larger than 46% of multifamily buildings in Seattle (median 9,444 SF), derived from assessor records.

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Building size: 8,537 SF, King County Assessor
Lot size: 14,572 SF, King County Assessor
Year built: 1979, King County Assessor
Stories: 2, King County Assessor
Predominant use: Ciston (5- 1 Bd; 5 - 2 Bd), King County Assessor
Units: 10, King County Assessor
Assessed value: $2,027,000, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $237.44/SF, derived from assessor records
Lot coverage: 59%, derived from assessor records
Vintage: 1970s vintage
Zoning: R-24, King County
County use code: Apartment
Construction (observed): wood frame, AI estimate from public imagery
Parking (observed): none visible, AI estimate from public imagery

Nearby comparable buildings

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

9452 17th Ave SW, Seattle · 0.1 mi · 6,400 SF · built 1949 · assessed $198.56/SF
9451 Delridge Way SW, Seattle · 0.1 mi · 4,016 SF · built 1926 · assessed $141.36/SF
9450 Delridge Way SW, Seattle · 0.2 mi · 4,885 SF · built 1928 · assessed $183.97/SF
9434 Delridge Way SW, Seattle · 0.2 mi · 6,774 SF · built 1926 · assessed $150.38/SF
9415 Delridge Way SW, Seattle · 0.2 mi · 2,306 SF · built 1963 · assessed $243.54/SF
9413 16th Ave SW, Seattle · 0.2 mi · 5,277 SF · built 1968 · assessed $248.63/SF

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Sale history and market context

MakeMe Estimate: $2,216,217 (estimated market value), with a likely range of $1,967,308 to $2,528,087 (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 $222K per unit at the midpoint (10 units).

Last sold: 2008-09-23 for $973,500 (recorded arm's-length sale).

Current ownership dates to 2008 (about 18 years) per recorded transfers.

2008-09-23: $973,500 from Private party to Sheasarah II LLC, rec. 20080930001070

2003-12-26: $594,400 from Private party to Private party, rec. 20040105001693

1998-03-06: transfer from Private party to Private party (non-market transfer), rec. 199803260511

1998-01-22: $102,110 from Private party to Private party (non-market transfer), rec. 199801281574

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 $855,000 (2011) to $2,027,000 (2026), up 137% over 15 years, per county tax rolls. The 2026 roll splits $2,027,000 into $510,000 land and $1,517,000 improvements.

Zoning: R-24 (per King County)

Lot: 14,572 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) 8,537 SF (county building sections)

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