14803 Ambaum Blvd SW, Burien, WA 98166
Small-Bay Industrial · Burien · Seattle-Bellevue metro, WA
One of 119 reachable small-bay industrial buildings in Burien. Larger than 31% of small-bay industrial buildings in Burien (median 3,715 SF), derived from assessor records.
- Usable building area
- 2,760 SF, King County Assessor
- Lot size
- 10,785 SF, King County Assessor
- Year built
- 1978, King County Assessor
- Stories
- 1, King County Assessor
- Predominant use
- Garage, King County Assessor
- Assessed value
- $707,900, per the King County Assessor (not a market appraisal)
- Assessed value per usable SF
- $256.49/SF, derived from assessor records
- Usable area / lot
- 0.26, derived from assessor records
- Vintage
- 1970s vintage
- Zoning
- MU-2 E, King County
- County use code
- Service Building
Nearby comparable buildings
Same building type, by distance. Assessor facts only; not an opinion of value.
- 1000 SW 149th St, Burien · 0 mi · 10,348 SF · built 1996 · assessed $210.82/SF
- 834 SW 149th St, Burien · 0.1 mi · 2,940 SF · built 1971 · assessed $223.61/SF
- 823 SW 148th St, Burien · 0.1 mi · 4,160 SF · built 1977 · assessed $256.49/SF
- 822 SW 149th St, Burien · 0.1 mi · 3,024 SF · built 1972 · assessed $223.61/SF
- 829 SW 149th St, Burien · 0.1 mi · 6,600 SF · built 1975 · assessed $125.35/SF
- 14636 Ambaum Blvd SW, Burien · 0.1 mi · 3,242 SF · built 1954 · assessed $171.01/SF
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Sale history and market context
MakeMe Estimate: $983K (estimated market value), with a likely range of $712K to $1.22M (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 0.9 mi. This property type carries wider measured error; treat the estimate as a starting point.
Comparable sales used as evidence
- 15855 1st Ave S, Burien: $550,000 (2025-10), 1,127 SF, $488.02/SF, built 1948, 0.9 mi away
- 12025 Des Moines Memorial Dr S, Burien: $400,000 (2024-11), 1,032 SF, $387.60/SF, built 1960, 2.4 mi away
- 1809 S 120th St, Burien: $175,000 (2025-08), 828 SF, $211.35/SF, built 1952, 2.5 mi away
- 1414 S Concord St, Seattle: $1,230,000 (2024-06), 3,328 SF, $369.59/SF, built 2016, 4 mi away (different city)
- 735 S Monroe St, Seattle: $1,700,000 (2025-01), 4,803 SF, $353.95/SF, built 1977, 4.3 mi away (different city)
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: Industrial in Burien
median verified sale $277.78/SF over the trailing 24 months; 5 sales in the last 12 months and 7 in 24 (newest verified sale 2025-10).
Computed from 83 verified arm's-length sales in King County public records (7 in the trailing 24 months). Free public records. Not an appraisal.
Ownership tenure is not asserted for this parcel: the most recent recorded transfer is a non-market conveyance.
- 2023: transferred to 14803 Ambaum LLC, no consideration (3 recorded transfers, 1986 to 2023)
Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.
Land, site, and value history
Assessed value moved from $417,900 (2011) to $707,900 (2026), up 69% over 15 years, per county tax rolls. The 2026 roll splits $707,900 into $280,400 land and $427,500 improvements.
- Zoning: MU-2 E (per King County)
- Lot: 10,785 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 2,760 SF (county building sections)
- County districts report (schools, fire, sewer, council; on kingcounty.gov)