809 SW 148th St, Burien, WA 98166

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

Imagery suggests: industrial flex, 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 AI estimate from public imagery; may be outdated.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 103 reachable small-bay industrial buildings in Burien. Larger than 83% of small-bay industrial buildings in Burien (median 4,160 SF), derived from assessor records.

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Building size: 12,101 SF, King County Assessor
Lot size: 24,150 SF, King County Assessor
Year built: 1964, King County Assessor
Stories: 1, King County Assessor
Buildings on parcel: 2, King County Assessor
Predominant use: Garage, King County Assessor
Assessed value: $2,664,800, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $220.21/SF, derived from assessor records
Lot coverage: 50%, derived from assessor records
Vintage: 1960s vintage
Zoning: MU-DT, King County
County use code: Service Building
Construction (observed): metal, AI estimate from public imagery
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.

823 SW 148th St, Burien · 0 mi · 4,160 SF · built 1977 · assessed $256.49/SF
822 SW 149th St, Burien · 0 mi · 3,024 SF · built 1972 · assessed $223.61/SF
834 SW 149th St, Burien · 0.1 mi · 2,940 SF · built 1971 · assessed $223.61/SF
829 SW 149th St, Burien · 0.1 mi · 6,600 SF · built 1975 · assessed $125.35/SF
14644 9th Ave SW, Burien · 0.1 mi · 2,520 SF · built 1990 · assessed $248.37/SF
14634 9th Ave SW, Burien · 0.1 mi · 3,938 SF · built 1996 · assessed $153.78/SF

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Sale history and market context

MakeMe Estimate: $3,201,780 (estimated market value), with a likely range of $2,474,732 to $3,233,798 (half of recent verified sales in this segment landed inside that range). Based on 81 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 2021-03-08 for $2,600,000 (recorded arm's-length sale).

Current ownership dates to 2021 (about 5 years) per recorded transfers.

2021-03-08: $2,600,000 from STL Properties LLC to Papy LLC, rec. 20210310002796

2 administrative transfers (no consideration), 2005 to 2013

1997-01-02: $700,000 from Private party to Private party (part of a 16-parcel sale; price is the whole deal), rec. 199701070000

1997-01-02: transfer from Private party to Private party (non-market transfer), rec. 199701060638

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 $1,684,900 (2011) to $2,664,800 (2026), up 58% over 15 years, per county tax rolls. The 2026 roll splits $2,664,800 into $724,500 land and $1,940,300 improvements.

Zoning: MU-DT (per King County)

Lot: 24,150 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Garage, Service Repair 10,450 SF; Warehouse Office 1,248 SF; Garage, Storage 403 SF (county building sections)

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

Permit history

2021-09-15: Electrical, declared value $199 (Screened), permit ELE-21-2052

2019-07-09: Sign, declared value $900 (Screened), permit SGN-19-1556

2019-03-11: Other, declared value $17,000 (Screened), permit FPS-19-0182

2017-07-05: Other, declared value $1,100 (Screened), permit ELE-17-1478

2015-02-11: Remodel, declared value $6,600 (Complete), permit BLD-15-0227

2014-02-03: Sign, declared value $200 (Screened), permit SGN-12-0555

2013-07-16: Remodel, declared value $28,301 (Complete), permit BLD-13-1420

2012-02-17: Other, declared value $600 (Screened), permit ELE-12-0307

Source: King County permit records (newest first).