18006 120th Ave NE, Bothell, WA 98011

Commercial · Bothell · Seattle-Bellevue metro, WA

Imagery suggests: mid-rise 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 AI estimate from public imagery; may be outdated.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 50 reachable commercial buildings in Bothell. Larger than 62% of commercial buildings in Bothell (median 24,717 SF), derived from assessor records.

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Building size: 43,147 SF, King County Assessor
Lot size: 156,851 SF, King County Assessor
Year built: 2014, King County Assessor
Stories: 2, King County Assessor
Predominant use: Fitness Center, King County Assessor
Assessed value: $16,503,900, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $382.50/SF, derived from assessor records
Lot coverage: 28%, derived from assessor records
Vintage: 2010s vintage
Zoning: R-AC, OP, CB, LI, MV, King County
County use code: Health Club
Construction (observed): steel glass, AI estimate from public imagery
Parking (observed): surface lot, 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.

12950 NE 195th St, Bothell · 0.7 mi · 46,116 SF · built 1970
11510 E Riverside Dr, Bothell · 0.7 mi · 884 SF · built 1963 · assessed $5,600/SF
16605 122nd Pl NE, Bothell · 0.7 mi · 7,281 SF · built 1939 · assessed $286.72/SF
11811 NE 195th St, Bothell · 0.8 mi · 53,469 SF · built 1992 · assessed $212.49/SF
18325 Campus Way NE, Bothell · 0.8 mi · 773,723 SF · built 1999
11330 E Riverside Dr, Bothell · 0.8 mi · 2,356 SF · built 1943 · assessed $1,872/SF

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Sale history and market context

MakeMe Estimate: $18,141,187 (estimated market value), with a likely range of $15,372,805 to $22,180,459 (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.

Last sold: 2014-10-27 for $13,331,000 (recorded arm's-length sale).

Current ownership dates to 2014 (about 12 years) per recorded transfers.

2014-10-27: $13,331,000 from Bothell Washington Fitness LP to Rainier Pacific Equity LLC, rec. 20141031000933

2013-06-25: $2,700,000 from Bothell Courter Enterprises LLC to Bothell Washington Fitness LP, rec. 20130717000433

2006-06-12: transfer from Private party to Bothell Courter Enterprises LLC (non-market transfer), rec. 20061117000608

2002-05-08: $1,100,000 from Private party to Private party, rec. 20020509002559

1995-04-19: transfer from Private party to Bothell City of (non-market transfer), rec. 199506131466

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 $1,900,000 (2011) to $16,503,900 (2026), up 769% over 15 years, per county tax rolls. The 2026 roll splits $16,503,900 into $7,842,500 land and $8,661,400 improvements.

Zoning: R-AC, OP, CB, LI, MVSO (per King County)

Lot: 156,851 sq ft

Nuisance flags: Other nuisance

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Fitness Center 43,147 SF (county building sections)

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

Permit history

2014-02-04: Remodel, declared value $2,200,290 (Complete), permit BNR2013-05836

2014-02-04: Plumbing, declared value $2,200,290 (Complete), permit PNR2013-05838

2014-02-04: Other, declared value $2,200,290 (Complete), permit MNR2013-05837

2013-09-20: Building, New, declared value $5,628,084 (Complete), permit BNR2013-04378

Source: King County permit records (newest first).