13809 1st Ave S, Burien, WA 98168

NNN Retail · Burien · Seattle-Bellevue metro, WA

Imagery suggests: auto dealership. 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 AI estimate from public imagery; may be outdated.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 282 reachable nnn retail buildings in Burien. Larger than 53% of nnn retail buildings in Burien (median 4,200 SF), derived from assessor records.

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Building size: 4,480 SF, King County Assessor
Lot size: 23,760 SF, King County Assessor
Year built: 1968, King County Assessor
Stories: 1, King County Assessor
Buildings on parcel: 2, King County Assessor
Predominant use: Parts & Service Shop, King County Assessor
Assessed value: $1,146,700, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $255.96/SF, derived from assessor records
Lot coverage: 19%, derived from assessor records
Vintage: 1960s vintage
Zoning: MU-2, King County
County use code: Auto Showroom and Lot
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.

13806 1st Ave S, Burien · 0.1 mi · 3,369 SF · built 1965 · assessed $207.63/SF
13634 1st Ave S, Burien · 0.1 mi · 1,826 SF · built 1956 · assessed $236.75/SF
13629 1st Ave S, Burien · 0.1 mi · 6,980 SF · built 1954 · assessed $176.49/SF
13620 1st Ave S, Burien · 0.1 mi · 2,400 SF · built 1960 · assessed $216.04/SF
14003 1st Ave S, Burien · 0.1 mi · 1,567 SF · built 1975 · assessed $400/SF
14017 1st Ave S, Burien · 0.1 mi · 5,208 SF · built 1978 · assessed $234.33/SF

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Sale history and market context

MakeMe Estimate: $1,709,870 (estimated market value), with a likely range of $1,253,151 to $1,999,725 (half of recent verified sales in this segment landed inside that range). Based on 13 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 2016-09-23 for $1,050,000 (recorded arm's-length sale).

Current ownership dates to 2016 (about 10 years) per recorded transfers.

2016-09-23: $1,050,000 from Aj Squared Enterpises LLC to Bromac Seattle LLC, rec. 20160923001008

2013-05-30: $715,000 from SG Burien I LLC to Aj Squared Enterprises LLC, rec. 20130604001224

2004-05-12: $655,000 from Private party to SG Burien I LLC, rec. 20040512000568

2001-07-18: transfer from LPSL Corp Services to Private party (non-market transfer), rec. 20010720000725

1997-06-25: $630,000 from Private party to Private party, rec. 199707071695

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 $554,800 (2011) to $1,146,700 (2026), up 107% over 15 years, per county tax rolls. The 2026 roll splits $1,146,700 into $498,900 land and $647,800 improvements.

Zoning: MU-2 (per King County)

Lot: 23,760 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Automobile Showroom 1,820 SF; Garage, Service Repair 1,740 SF; Equipment (Shop) Building 360 SF (county building sections)

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

Permit history

2024-09-26: Other, declared value $500 (Revisit), permit ELE24-2854

2024-09-24: Sign, declared value $2,000 (Revisit), permit SGN24-2384

2023-06-29: Electrical, declared value $4,100 (Revisit), permit ELE-23-1655

2023-03-06: Other, declared value $10,000 (Revisit), permit MEC-23-0446

2023-02-06: Electrical, declared value $50,000 (Revisit), permit ELE-23-0262

2022-11-21: Plumbing, declared value $10,500 (Revisit), permit PLM-22-2680

2022-09-14: Remodel, declared value $500,000 (Revisit), permit BLD-22-1471

2022-04-21: Electrical, declared value $3,600 (Screened), permit ELE-22-0875

2022-02-23: Demolition (Revisit), permit DMO-22-0391

2018-05-09: Electrical, declared value $180 (Screened), permit ELE-18-1184

Source: King County permit records (newest first).