6133 6th Ave S, Seattle, WA 98108

Small-Bay Industrial · Seattle · Seattle-Bellevue metro, WA

One of 1,229 reachable small-bay industrial buildings in Seattle. Larger than 65% of small-bay industrial buildings in Seattle (median 14,469 SF), derived from assessor records.

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Building size: 21,740 SF, King County Assessor
Lot size: 22,865 SF, King County Assessor
Year built: 1962, King County Assessor
Stories: 2, King County Assessor
Predominant use: Office & Retail, King County Assessor
Assessed value: $5,160,300, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $237.36/SF, derived from assessor records
Lot coverage: 95%, derived from assessor records
Vintage: 1960s vintage
Zoning: MML U/85, King County
County use code: Industrial(Lignt)
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.

560 S Michigan St, Seattle · 0 mi · 8,400 SF · built 1956 · assessed $274.10/SF
6100 6th Ave S, Seattle · 0.1 mi · 62,770 SF · built 1966 · assessed $223.66/SF
571 S Michigan St, Seattle · 0.1 mi · 4,826 SF · built 1960 · assessed $227.91/SF
525 S Front St, Seattle · 0.1 mi · 44,476 SF · built 1960 · assessed $208.81/SF
6020 6th Ave S, Seattle · 0.1 mi · 35,000 SF · built 1964 · assessed $209.16/SF
717 S Michigan St, Seattle · 0.1 mi · 6,642 SF · built 1975 · assessed $199.85/SF

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Sale history and market context

MakeMe Estimate: $7,033,505 (estimated market value), with a likely range of $5,436,363 to $7,103,840 (half of recent verified sales in this segment landed inside that range). Based on 81 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 1988-03-03 for $558,800 (recorded arm's-length sale).

Current ownership dates to 2018 (about 8 years) per recorded transfers.

2018-03-08: $5,950,000 from Private party to DKLFT 8/09 Property 2 LLC (non-market transfer), rec. 20180308000674

2010-04-29: transfer from Private party to Private party (non-market transfer), rec. 20100507001128

1988-03-03: $558,800 from Venture Five Associates to Private party, rec. 198803041023

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 $2,344,600 (2011) to $5,160,300 (2026), up 120% over 15 years, per county tax rolls. The 2026 roll splits $5,160,300 into $1,371,900 land and $3,788,400 improvements.

Zoning: MML U/85 (per King County)

Lot: 22,865 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Floor and use mix: Mixed Use Office 21,740 SF (county building sections)

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

Permit history

2026-04-14: Electrical (Screened), permit 7138205-EL

2026-02-04: Other, declared value $1,600 (Screened), permit 7127886-RF

2025-07-18: Electrical, declared value $1,517 (Screened), permit 7096986-EL

2024-11-05: Electrical, declared value $3,000 (Screened), permit 7054718-EL

2024-10-01: Remodel, declared value $1,196,747 (Revisit), permit 7003158-CN

Source: King County permit records (newest first).