9620 Stone Ave N, Seattle, WA 98103

Office · Seattle · Seattle-Bellevue metro, WA

One of 957 reachable office buildings in Seattle. Larger than 53% of office buildings in Seattle (median 20,410 SF), derived from assessor records.

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Building size
25,111 SF, King County Assessor
Lot size
20,000 SF, King County Assessor
Year built
1982, King County Assessor
Stories
3, King County Assessor
Predominant use
Office Building, King County Assessor
Assessed value
$4,606,100, per the King County Assessor (not a market appraisal)
Assessed value per building SF
$183.43/SF, derived from assessor records
Lot coverage
126%, derived from assessor records
Vintage
1980s vintage
Zoning
NC3P-75 (M), King County
County use code
Office Building

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: $5,228,216 (estimated market value), with a likely range of $5,091,256 to $6,907,914 (half of recent verified sales in this segment landed inside that range). Based on 185 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Current ownership dates to 1999 (about 27 years) per recorded transfers.

Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.

Value over time

$2.07M$4.14M$6.2M$8.27M201120142017202020232026County appraised valueEstimated value (modeled range)

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 $3,662,400 (2011) to $4,606,100 (2026), up 26% over 15 years, per county tax rolls. The 2026 roll splits $4,606,100 into $2,500,000 land and $2,106,100 improvements.

Taxes