3801 E Mercer Way, Mercer Island, WA 98040

Commercial · Mercer Island · Seattle-Bellevue metro, WA

Imagery suggests: low-rise office. AI estimate from public imagery. In recent public imagery (2026-06), the building appears well maintained. AI estimate from public imagery; may be outdated.

One of 23 reachable commercial buildings in Mercer Island. Larger than 74% of commercial buildings in Mercer Island (median 41,832 SF), derived from assessor records.

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Building size
88,362 SF, King County Assessor
Lot size
341,071 SF, King County Assessor
Year built
1969, King County Assessor
Stories
2, King County Assessor
Predominant use
Jewish Community Ctr, King County Assessor
Assessed value
$36,636,000, per the King County Assessor (not a market appraisal)
Assessed value per building SF
$414.61/SF, derived from assessor records
Lot coverage
26%, derived from assessor records
Vintage
1960s vintage
Zoning
R-8.4, King County
County use code
Sport Facility
Construction (observed)
steel glass, AI estimate from public imagery
Parking (observed)
surface lot, AI estimate from public imagery
Frontage (observed)
interior, AI estimate from public imagery

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: $40,190,216 (estimated market value), with a likely range of $34,057,106 to $49,138,871 (half of recent verified sales in this segment landed inside that range). Based on 139 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

$14.3M$28.6M$42.9M$57.3M201120142017202020232026County 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 $14,142,200 (2011) to $36,636,000 (2026), up 159% over 15 years, per county tax rolls. The 2026 roll splits $36,636,000 into $10,914,200 land and $25,721,800 improvements.

Taxes

Permit history

Source: King County permit records (newest first).