9920 Main St, Bothell, WA 98011

Multifamily · Bothell · Seattle-Bellevue metro, WA

Imagery suggests: urban mixed-use, 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 AI estimate from public imagery; may be outdated.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 69 reachable multifamily buildings in Bothell. Larger than 96% of multifamily buildings in Bothell (median 24,613 SF), derived from assessor records.

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Building size: 308,865 SF, King County Assessor
Lot size: 72,006 SF, King County Assessor
Year built: 2018, King County Assessor
Stories: 6, King County Assessor
Predominant use: 291-Unit Mixed Use Senior Apt Bldg, King County Assessor
Units: 291, King County Assessor
Assessed value: $93,567,000, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $302.94/SF, derived from assessor records
Lot coverage: 429%, derived from assessor records
Vintage: 2010s vintage
Zoning: DC, King County
County use code: Apartment(Mixed Use)
Construction (observed): masonry, AI estimate from public imagery
Parking (observed): street only, 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.

18333 Bothell Way NE, Bothell · 0.1 mi · 258,745 SF · built 2014 · assessed $280.65/SF
9911 Main St, Bothell · 0.1 mi · 534,103 SF · built 2024 · assessed $255.97/SF
18234 98th Ave NE, Bothell · 0.1 mi · 3,687 SF · built 2019 · assessed $349.61/SF
18307 98th Ave NE, Bothell · 0.1 mi · 88,607 SF · built 2019 · assessed $247.82/SF
9924 NE 185th St, Bothell · 0.1 mi · 212,399 SF · built 2017 · assessed $262.51/SF
18604 Bothell Way NE, Bothell · 0.2 mi · 5,162 SF · built 1925 · assessed $324.87/SF

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Sale history and market context

MakeMe Estimate: $90,187,262 (estimated market value), with a likely range of $82,377,443 to $93,073,995 (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 $310K per unit at the midpoint (291 units).

Last sold: 2010-12-28 for $3,475,000 (recorded arm's-length sale).

Current ownership dates to 2017 (about 9 years) per recorded transfers.

2021-12-22: $45,749 from Boulevard Place Senior Living Associates LLC to Bothell City of (non-market transfer), rec. 20220223001218

2017-03-08: $4,185,000 from Boulevard Place Associates LP to Boulevard Place Senior Living Associates LLC (part of a 3-parcel sale; price is the whole deal), rec. 20170308001243

2 administrative transfers (no consideration), 2016 to 2017

2010-12-28: $3,475,000 from Safeway INC to Boulevard Place Associates LP, rec. 20101230002316

1997-03-24: transfer from Safeway INC to Bothell City of (non-market transfer), rec. 199705090797

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 $1,519,300 (2010) to $93,567,000 (2026), up 6059% over 16 years, per county tax rolls. The 2026 roll splits $93,567,000 into $10,080,800 land and $83,486,200 improvements.

Zoning: DC (per King County)

Lot: 72,006 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Apartment 244,950 SF; Basement, Parking 40,962 SF; Retail Store 22,953 SF (county building sections)

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

Permit history

2023-10-06: Remodel, declared value $40,000 (Screened), permit BNR2023-34937

2021-09-24: Remodel, declared value $79,700 (Screened), permit BNR2021-28629

2020-10-27: Other, declared value $5,076 (Screened), permit MNR2020-26382

2020-10-23: Sign, declared value $5,500 (Screened), permit SGN2020-26424

2020-10-12: Other, declared value $62,000 (Complete), permit MNR2020-26245

2020-10-09: Sign, declared value $6,000 (Complete), permit SGN2020-26106

2020-10-06: Plumbing, declared value $28,125 (Complete), permit PNR2020-26198

2020-10-06: Other, declared value $13,000 (Complete), permit MNR2020-25982

2020-09-03: Plumbing, declared value $28,970 (Complete), permit PNR2020-25969

2020-08-04: Remodel, declared value $119,360 (Complete), permit BNR2020-25247

Source: King County permit records (newest first).