4218 23rd Ave W, Seattle, WA 98199

Small-Bay Industrial · Seattle · Seattle-Bellevue metro, WA

Imagery suggests: industrial processing facility. 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 AI estimate from public imagery; may be outdated.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 1,229 reachable small-bay industrial buildings in Seattle. Larger than 9% of small-bay industrial buildings in Seattle (median 14,469 SF), derived from assessor records.

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Building size: 4,000 SF, King County Assessor
Lot size: 5,000 SF, King County Assessor
Year built: 1958, King County Assessor
Stories: 1, King County Assessor
Predominant use: Light Industrial, King County Assessor
Assessed value: $931,800, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $232.95/SF, derived from assessor records
Lot coverage: 80%, derived from assessor records
Vintage: 1950s vintage
Zoning: MML U/65, King County
County use code: Industrial(Lignt)
Construction (observed): masonry, AI estimate from public imagery
Parking (observed): surface lot, AI estimate from public imagery

Nearby comparable buildings

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

4208 23rd Ave W, Seattle · 0 mi · 8,000 SF · built 1998 · assessed $232.96/SF
4248 23rd Ave W, Seattle · 0 mi · 10,000 SF · built 1960 · assessed $245.94/SF
4219 22nd Ave W, Seattle · 0 mi · 10,422 SF · built 1979 · assessed $249.01/SF
4238 23rd Ave W, Seattle · 0 mi · 10,000 SF · built 1958 · assessed $236.03/SF
4221 23rd Ave W, Seattle · 0 mi · 6,525 SF · built 2004 · assessed $284.35/SF
2300 W Elmore St, Seattle · 0.1 mi · 9,835 SF · built 1952 · assessed $293.13/SF

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Sale history and market context

MakeMe Estimate: $1,229,866 (estimated market value), with a likely range of $863,663 to $1,362,078 (half of recent verified sales in this segment landed inside that range). Based on 86 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 1986-11-05 for $150,000 (recorded arm's-length sale).

Current ownership dates to 1986 (about 40 years) per recorded transfers.

2 administrative transfers (no consideration), 2009 to 2009

1986-11-05: $150,000 from Mittet Line & Net CO to Private party, rec. 198611201318

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 $301,000 (2011) to $931,800 (2026), up 210% over 15 years, per county tax rolls. The 2026 roll splits $931,800 into $600,000 land and $331,800 improvements.

Zoning: MML U/65 (per King County)

Lot: 5,000 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Industrial Light Manufacturing 4,000 SF (county building sections)

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