13505 Ambaum Blvd SW, Burien, WA 98146

Multifamily · Burien · Seattle-Bellevue metro, WA

Imagery suggests: mid-rise mixed-use, 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 AI estimate from public imagery; may be outdated.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 274 reachable multifamily buildings in Burien. Larger than 53% of multifamily buildings in Burien (median 11,692 SF), derived from assessor records.

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Building size: 12,765 SF, King County Assessor
Lot size: 16,674 SF, King County Assessor
Year built: 2007, King County Assessor
Stories: 3, King County Assessor
Predominant use: Apartments & Office, King County Assessor
Units: 8, King County Assessor
Assessed value: $2,222,400, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $174.10/SF, derived from assessor records
Lot coverage: 77%, derived from assessor records
Vintage: 2000s vintage
Zoning: MU-2, King County
County use code: Apartment(Mixed Use)
Construction (observed): wood frame, 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.

1115 SW 134th St, Burien · 0 mi · 9,772 SF · built 2009 · assessed $288.48/SF
872 SW 135th St, Burien · 0.1 mi · 6,552 SF · built 1967 · assessed $276.10/SF
1123 SW 134th St, Burien · 0.1 mi · 5,985 SF · built 1979 · assessed $242.19/SF
858 SW 135th St, Burien · 0.1 mi · 7,296 SF · built 1968 · assessed $247.26/SF
857A SW 134th St, Burien · 0.1 mi · 8,704 SF · built 1999 · assessed $225.76/SF
13250 12th Ave SW, Burien · 0.1 mi · 3,290 SF · built 1978 · assessed $301.22/SF

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Sale history and market context

MakeMe Estimate: $2,244,544 (estimated market value), with a likely range of $1,992,453 to $2,560,400 (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 $281K per unit at the midpoint (8 units).

Last sold: 2005-06-28 for $360,000 (recorded arm's-length sale).

Current ownership dates to 2005 (about 21 years) per recorded transfers.

3 administrative transfers (no consideration), 2007 to 2013

2005-06-28: $360,000 from Private party to Northwest Development of Seattle Corporation, rec. 20050707001493

1995-03-20: $75,000 from Atlantic Richfield Company to Private party, rec. 199504280212

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 $1,344,500 (2011) to $2,222,400 (2026), up 65% over 15 years, per county tax rolls. The 2026 roll splits $2,222,400 into $358,400 land and $1,864,000 improvements.

Zoning: MU-2 (per King County)

Lot: 16,674 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) 9,175 SF; Mixed Use Office 3,590 SF (county building sections)

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

Permit history

2017-03-22: Other, declared value $750 (Screened), permit FPS-17-0481

2017-03-22: Other, declared value $250 (Screened), permit ELE-17-0482

2012-03-22: Other, declared value $400 (Complete), permit ELE-12-0552

2012-03-19: Other, declared value $3,900 (Complete), permit MEC-12-0517

2012-03-19: Other, declared value $100 (Complete), permit ELE-12-0518

2009-05-11: Remodel, declared value $10,000 (Complete), permit BLD09-0552

2007-05-03: Remodel, declared value $142,465 (Complete), permit BLD07-0439

2006-04-26: Building, New, declared value $910,000 (Complete), permit BLD-05-1861

Source: King County permit records (newest first).