33507 9th Ave S, Federal Way, WA 98003

Office · Federal Way · Seattle-Bellevue metro, WA

One of 189 reachable office buildings in Federal Way. Larger than 78% of office buildings in Federal Way (median 9,780 SF), derived from assessor records.

Usable building area
27,575 SF, King County Assessor
Lot size
147,864 SF, King County Assessor
Year built
2007, King County Assessor
Stories
1, King County Assessor
Buildings on parcel
8, King County Assessor
Predominant use
Condominium(office), King County Assessor
Assessed value
$1,353,600, per the King County Assessor (not a market appraisal)
Assessed value per usable SF
$49.09/SF, derived from assessor records
Usable area / lot
0.19, derived from assessor records
Vintage
2000s vintage
Zoning
OP, King County
County use code
Condominium(Office)

Nearby comparable buildings

Same building type, by distance. Assessor facts only; not an opinion of value.

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Sale history and market context

MakeMe Estimate: $3.09M (estimated market value), with a likely range of $2.75M to $3.53M (half of recent verified sales in this segment landed inside that range). Based on 8 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

lower confidence: 7 comparable sales within 3 miles; nearest 0.1 mi. This property type carries wider measured error; treat the estimate as a starting point. Comparable-sale caveat: the estimate is 50% below the $226.10/SF median of the shown comparable sales.

Comparable sales used as evidence

Recorded arm's-length sales of similar buildings nearby; nearer and more recent sales rank first. The strongest 5 of 7 nearby verified sales are shown. 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 215 verified arm's-length sales in King County public records (5 in the trailing 24 months). Free public records. Not an appraisal.