123 NW 36th St, Seattle, WA 98107

Office · Seattle · Seattle-Bellevue metro, WA

One of 957 reachable office buildings in Seattle. Larger than 62% of office buildings in Seattle (median 20,410 SF), derived from assessor records.

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Building size: 38,444 SF, King County Assessor
Lot size: 37,486 SF, King County Assessor
Year built: 1986, King County Assessor
Stories: 2, King County Assessor
Predominant use: Office & School, King County Assessor
Assessed value: $10,740,100, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $279.37/SF, derived from assessor records
Lot coverage: 103%, derived from assessor records
Vintage: 1980s vintage
Zoning: IC-45, King County
County use code: Office Building
Construction (observed): masonry, AI estimate from public imagery
Parking (observed): none visible, AI estimate from public imagery

Nearby comparable buildings

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

108 NW Canal St, Seattle · 0 mi · 3,326 SF · built 1902 · assessed $400/SF
114 NW Canal St, Seattle · 0 mi · 5,242 SF · built 2017 · assessed $378.84/SF
126 NW Canal St, Seattle · 0 mi · 18,400 SF · built 2000 · assessed $275.91/SF
118 NW Canal St, Seattle · 0 mi · 2,962 SF · built 2012 · assessed $454.32/SF
123 N 35th St, Seattle · 0.1 mi · 1,601 SF · built 1901 · assessed $366.58/SF
115 N 36th St, Seattle · 0.1 mi · 3,791 SF · built 2009 · assessed $398.73/SF

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Sale history and market context

MakeMe Estimate: $10,729,749 (estimated market value), with a likely range of $10,448,670 to $14,176,955 (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.

Last sold: 2012-09-25 for $7,150,000 (recorded arm's-length sale).

Current ownership dates to 2012 (about 14 years) per recorded transfers.

2021-02-22: transfer from Fremont West Office LLC to Seattle City of (non-market transfer), rec. 20210610002348

2018-11-20: $9,400 from Fremont West Office LLC to Seattle City of, rec. 20190131000152

2012-09-25: $7,150,000 from Lu12 Seattle Fremont LLC to Fremont West Office LLC, rec. 20120925000945

2008-02-19: $7,845,000 from Private party to Lui2 Seattle Fremont LLC, rec. 20080220001580

2004-03-12: transfer from Computer Slides Company to Computer Slides LLP (non-market transfer), rec. 20040401000186

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

Value over time

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 $5,865,000 (2011) to $10,740,100 (2026), up 83% over 15 years, per county tax rolls. The 2026 roll splits $10,740,100 into $6,747,400 land and $3,992,700 improvements.

Zoning: IC-45 (per King County)

Lot: 37,486 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Office Building 38,444 SF (county building sections)

County districts report (schools, fire, sewer, council; on kingcounty.gov)

Permit history

2026-02-09: Electrical (Screened), permit 7128540-EL

2022-02-21: Remodel, declared value $90,516 (Complete), permit 6825621-CN

2017-03-24: Remodel, declared value $550,000 (Complete), permit 6552214

2014-10-07: Remodel, declared value $50,000 (Complete), permit 6430786

2014-03-05: Remodel, declared value $75,000 (Complete), permit 6376592

2009-06-16: Remodel, declared value $440,000 (Complete), permit 6207525

2004-02-02: Building, New, declared value $2,500,000 (Complete), permit 740320

1999-12-01: Other, declared value $4,148,494 (Complete), permit 710509

Source: King County permit records (newest first).