4121 6th Ave NW, Seattle, WA 98107
Small-Bay Industrial · Seattle · Seattle-Bellevue metro, WA
Imagery suggests: industrial warehouse. 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 AI estimate from public imagery; may be outdated.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 1,229 reachable small-bay industrial buildings in Seattle. Larger than 52% of small-bay industrial buildings in Seattle (median 14,469 SF), derived from assessor records.
Own this building?
Claim privately
Claiming is for you. Your mailing address is never shown; no offer reaches you unless you opt in.
Claimed owners can confirm facts, watch the estimate, and decide whether to reply.
Claim or manage this building- Building size
- 15,143 SF, King County Assessor
- Lot size
- 14,750 SF, King County Assessor
- Year built
- 1945, King County Assessor
- Stories
- 1, King County Assessor
- Buildings on parcel
- 2, King County Assessor
- Predominant use
- Whse & Office, King County Assessor
- Assessed value
- $3,042,500, per the King County Assessor (not a market appraisal)
- Assessed value per building SF
- $200.92/SF, derived from assessor records
- Lot coverage
- 103%, derived from assessor records
- Vintage
- 1940s vintage
- Zoning
- MML U/45, King County
- County use code
- Warehouse
- 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.
- 4101 Leary Way NW, Seattle · 0 mi · 2,260 SF · built 1984 · assessed $282.52/SF
- 4020 6th Ave NW, Seattle · 0 mi · 2,136 SF · built 1958 · assessed $472.24/SF
- 700 NW 42nd St, Seattle · 0.1 mi · 28,844 SF · built 1999 · assessed $168.67/SF
- 600 NW 40th St, Seattle · 0.1 mi · 16,000 SF · built 1987 · assessed $243.53/SF
- 4000 6th Ave NW, Seattle · 0.1 mi · 3,925 SF · built 1926 · assessed $416.48/SF
- 4020 Leary Way NW, Seattle · 0.1 mi · 18,084 SF · built 1995 · assessed $225.71/SF
Want to talk to the owner? makeme1031 delivers a private, principal-to-principal letter to the owner of record. We never publish the owner's identity or address.