1255 Harrison St, Seattle, WA 98109

Multifamily · Seattle · Seattle-Bellevue metro, WA

Imagery suggests: mid-rise apartments, appears multi-tenant. 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 AI estimate from public imagery; may be outdated.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 5,391 reachable multifamily buildings in Seattle. Larger than 100% of multifamily buildings in Seattle (median 9,444 SF), derived from assessor records.

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Building size: 518,151 SF, King County Assessor
Lot size: 92,160 SF, King County Assessor
Year built: 2017, King County Assessor
Stories: 7, King County Assessor
Predominant use: 384 Apartment Units/Mixed Use, King County Assessor
Units: 384, King County Assessor
Assessed value: $123,454,700, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $238.26/SF, derived from assessor records
Lot coverage: 562%, derived from assessor records
Vintage: 2010s vintage
Zoning: SM-SLU 100/95, King County
County use code: Apartment(Mixed Use)
Construction (observed): steel glass, AI estimate from public imagery
Parking (observed): none visible, AI estimate from public imagery
Frontage (observed): mid block, AI estimate from public imagery

Nearby comparable buildings

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

224 Pontius Ave N, Seattle · 0.1 mi · 90,409 SF · built 2006 · assessed $398.85/SF
420 Pontius Ave N, Seattle · 0.1 mi · 391,461 SF · built 2014 · assessed $265.67/SF
420 Yale Ave N, Seattle · 0.1 mi · 136,998 SF · built 2005 · assessed $255.48/SF
219 Pontius Ave N, Seattle · 0.1 mi · 41,502 SF · built 2012 · assessed $133.54/SF
409 Eastlake Ave E, Seattle · 0.1 mi · 24,888 SF · built 1907 · assessed $251.13/SF
215 Pontius Ave N, Seattle · 0.1 mi · 7,980 SF · built 1914 · assessed $409.27/SF

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Sale history and market context

MakeMe Estimate: $133,458,255 (estimated market value), with a likely range of $121,901,360 to $137,730,016 (half of recent verified sales in this segment landed inside that range). Based on 98 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works. About $348K per unit at the midpoint (384 units).

Last sold: 2006-06-20 for $14,875,000 (recorded arm's-length sale).

Current ownership dates to 2007 (about 19 years) per recorded transfers.

2007-02-19: transfer from City Investors Xviii LLC to City Investors Xxiv LLC (non-market transfer), rec. 20070221002163

2006-06-20: $14,875,000 from Pemco Mutual Insurance Company to City Investors Xviii LLC, rec. 20060620001210

1988-09-14: transfer from Seattle School District No.01 to Private party (non-market transfer), rec. 198809140900

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 $134,682,855 (2019) to $123,454,700 (2026), down 8% over 7 years, per county tax rolls. The 2026 roll splits $123,454,700 into $0 land and $123,454,700 improvements.

Zoning: SM-SLU 100/95 (per King County)

Lot: 92,160 sq ft

Rated views: Territorial

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Apartment 351,497 SF; Basement, Parking 163,511 SF; Mixed Use Retail 3,143 SF (county building sections)

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

Permit history

2020-02-14: Building, New, declared value $71,000 (Screened), permit 6755769-CN

2019-04-19: Remodel, declared value $250,000 (Screened), permit 6700944-CN

2016-10-09: Building, New, declared value $69,632,902 (Complete), permit 6450010

2016-08-19: Building, New, declared value $1,500,000 (Complete), permit 6507552

2016-07-25: Demolition (Complete), permit 6507554

2014-09-02: Remodel, declared value $80,000 (Defunct), permit 6419642

Source: King County permit records (newest first).