1551 Eastlake Ave E, Seattle, WA 98102

Office · Seattle · Seattle-Bellevue metro, WA

Imagery suggests: modern office, 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 AI estimate from public imagery; may be outdated.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 957 reachable office buildings in Seattle. Larger than 81% of office buildings in Seattle (median 20,410 SF), derived from assessor records.

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Building size: 158,600 SF, King County Assessor
Lot size: 62,540 SF, King County Assessor
Year built: 1962, King County Assessor
Stories: 3, King County Assessor
Predominant use: 1551 Eastlake, King County Assessor
Assessed value: $58,282,500, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $367.48/SF, derived from assessor records
Lot coverage: 254%, derived from assessor records
Vintage: 1960s vintage
Zoning: MML U/45, King County
County use code: Office Building
Construction (observed): steel glass, AI estimate from public imagery
Parking (observed): street only, AI estimate from public imagery

Nearby comparable buildings

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

1500 Fairview Ave E, Seattle · 0.1 mi · 25,194 SF · built 1993 · assessed $335.12/SF
1600 Fairview Ave E, Seattle · 0.1 mi · 37,639 SF · built 1998 · assessed $182.96/SF
1500 Eastlake Ave E, Seattle · 0.1 mi · 4,987 SF · built 1967 · assessed $300.42/SF
214 E Galer St, Seattle · 0.1 mi · 33,176 SF · built 1987 · assessed $201.83/SF
1616 Eastlake Ave E, Seattle · 0.1 mi · 281,306 SF · built 2002 · assessed $341.11/SF
1818 Fairview Ave E, Seattle · 0.1 mi · 327,356 SF · built 2019

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Sale history and market context

MakeMe Estimate: $53,649,400 (estimated market value), with a likely range of $48,485,760 to $69,902,630 (half of recent verified sales in this segment landed inside that range). Based on 12 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 2004-12-27 for $29,000,000 (recorded arm's-length sale).

Current ownership dates to 2004 (about 22 years) per recorded transfers.

2004-12-27: $29,000,000 from Washington Real Estate Holding LLC to Are Seattle No 11 LLC, rec. 20041227001688

2002-10-01: transfer from Lowe Northwest Investor Properties I LLC to Washington Real Estate Holdings LLC (non-market transfer), rec. 20021001002433

1998-01-08: $3,656,000 from U S Bank National Association to Private party, rec. 199801141339

1995-10-30: transfer from Peoples Building Company to US Bank of Washington National Assoc (non-market transfer), rec. 199511130655

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 $21,350,000 (2011) to $58,282,500 (2026), up 173% over 15 years, per county tax rolls. The 2026 roll splits $58,282,500 into $8,999,000 land and $49,283,500 improvements.

Zoning: MML U/45 (per King County)

Lot: 62,540 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Laboratories 83,506 SF; Office Building 36,694 SF; Basement, Parking 36,441 SF; Basement, Storage 1,959 SF (county building sections)

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

Permit history

2023-02-22: Other, declared value $25,000 (Complete), permit 6949552-RF

2022-11-01: Remodel (Complete), permit 6931259-CN

2019-10-01: Remodel, declared value $12,500 (Complete), permit 6751170-CN

2019-08-08: Remodel, declared value $283,000 (Complete), permit 6727419-CN

2019-07-11: Remodel, declared value $575,000 (Complete), permit 6690262-CN

2019-05-29: Remodel, declared value $130,000 (Screened), permit 6729894-CN

2018-09-27: Remodel, declared value $2,100,000 (Screened), permit 6649655-CN

2018-06-28: Remodel, declared value $80,000 (Screened), permit 6676131-CN

2016-04-22: Remodel, declared value $3,765,000 (Complete), permit 6497395

2014-10-30: Remodel, declared value $336,520 (Complete), permit 6434766

Source: King County permit records (newest first).