MakeMe Estimate: $1.62M (estimated market value), with a likely range of $1.43M to $1.87M (half of recent verified sales in this segment landed inside that range). Based on 8 verified arm's-length comparable sales (through 2026-06-01). Not an appraisal. How this estimate works.
lower confidence: 3 comparable sales within 3 miles; nearest 0.2 mi. This property type carries wider measured error; treat the estimate as a starting point.
Recorded arm's-length sales of similar buildings nearby; nearer and more recent sales rank first. Buyer and seller names are withheld. Get this data via API.
Market context: Office in Burien
median verified sale $302.42/SF over the trailing 24 months; 4 sales in the last 12 months and 6 in 24 (newest verified sale 2026-04).
Computed from 144 verified arm's-length sales in King County public records (6 in the trailing 24 months). Free public records. Not an appraisal.
Last sold: 1999-04-13 for $360,000 (recorded arm's-length sale).
Current ownership dates to 1999 (about 27 years) per recorded transfers.
1999-04-13: $360,000 from Private party to Seattle Postal Workers Association, rec. 199904161644
Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.
Value over time
Dark line: county assessed value per King County tax rolls. Blue line: our estimate; dashed years are a modeled backcast built from recorded arm's-length sales in the building's segment, not estimates published at the time, and years without enough sales stay unmodeled. The shaded range is the model's measured error band; about half of verified sales in the segment land inside it. Diamonds: recorded arm's-length sales. Not an appraisal. How this estimate works.
Land, site, and value history
Assessed value moved from $852,900 (2011) to $1,260,900 (2026), up 48% over 15 years, per county tax rolls. The 2026 roll splits $1,260,900 into $225,000 land and $1,035,900 improvements.
Zoning: MU-DT (per King County)
Lot: 7,500 sq ft
Water: Water District (per King County)
Sewer: Public (per King County)
Access: Public
Street surface: Paved
Floor and use mix: Office Building 6,480 SF (county building sections)