One of 189 reachable office buildings in Federal Way. Larger than 12% of office buildings in Federal Way (median 9,780 SF), derived from assessor records.
Usable building area
3,100 SF, King County Assessor
Lot size
19,357 SF, King County Assessor
Year built
1980, King County Assessor
Stories
1, King County Assessor
Predominant use
Dental Office, King County Assessor
Assessed value
$1,085,000, per the King County Assessor (not a market appraisal)
Assessed value per usable SF
$350/SF, derived from assessor records
Usable area / lot
0.16, derived from assessor records
Vintage
1980s vintage
Zoning
BC, King County
County use code
Medical/Dental Office
Nearby comparable buildings
Same building type, by distance. Assessor facts only; not an opinion of value.
MakeMe Estimate: $1.19M (estimated market value), with a likely range of $1.06M to $1.54M (half of recent verified sales in this segment landed inside that range). Based on 4 verified arm's-length comparable sales (through 2026-06-01). Not an appraisal. How this estimate works.
lower confidence: 2 comparable sales within 3 miles; nearest 1.4 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 Federal Way
median verified sale $245.41/SF over the trailing 24 months; 2 sales in the last 12 months and 5 in 24 (newest verified sale 2026-03).
2022: $234.46/SF median (6 sales)
2023: $210.86/SF median (4 sales)
2024: $369/SF median (6 sales)
Computed from 218 verified arm's-length sales in King County public records (5 in the trailing 24 months). Free public records. Not an appraisal.
Last sold: 2006-01-18 for $350,000 (recorded arm's-length sale).
Current ownership dates to 2006 (about 20 years) per recorded transfers.
2006-01-18: $350,000 from Goodwin & Jacobson LLC to Jacobson LLC B, rec. 20060124001271
2004-10-29: $200,000 from Private party to Private party (non-market transfer), rec. 20041116000881
2004-10-28: transfer from Private party to Goodwin & Jacobson LLC (non-market transfer), rec. 20041116000882
2002-07-29: $30,160 from Private party to City of Federal Way (non-market transfer), rec. 20021009002685
1995-07-03: transfer from Private party to Private party (non-market transfer), rec. 199510100821
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 $387,400 (2011) to $1,085,000 (2026), up 180% over 15 years, per county tax rolls. The 2026 roll splits $1,085,000 into $541,900 land and $543,100 improvements.
Zoning: BC (per King County)
Lot: 19,357 sq ft
Water: Water District (per King County)
Sewer: Public (per King County)
Access: Public
Floor and use mix: Dental Office/Clinic 3,100 SF (county building sections)