620 3rd Ave, Seattle, WA 98104

Commercial · Seattle · Seattle-Bellevue metro, WA

One of 1,805 reachable commercial buildings in Seattle.

Building size (estimated)
22,848 SF, estimated from lot coverage
Lot size
57,120 SF, King County Assessor
Predominant use
Governmental Service, King County Assessor
Assessed value
$85,680,000, per the King County Assessor (not a market appraisal)
Zoning
DMC 340/290-440, King County
County use code
Governmental Service

Nearby comparable buildings

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

This looks like a public or civic asset. We show assessor facts only and do not invite private offers here.

Sale history and market context

Ownership tenure is not asserted for this parcel: the most recent recorded transfer is a non-market conveyance.

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

Value over time

$0$25M$50M$75M$100M201120142017202020232026$85.7MCounty assessed value

Dark line: county assessed value per King County tax rolls.

Land, site, and value history

Assessed value moved from $22,848,000 (2011) to $85,680,000 (2026), up 275% over 15 years, per county tax rolls. The 2026 roll splits $85,680,000 into $85,680,000 land and $0 improvements.

Taxes