830 4th Ave S, Seattle, WA 98134

Office · Seattle · 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 AI estimate from public imagery; may be outdated.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 957 reachable office buildings in Seattle. Larger than 67% of office buildings in Seattle (median 20,410 SF), derived from assessor records.

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Building size: 53,480 SF, King County Assessor
Lot size: 13,122 SF, King County Assessor
Year built: 1913, King County Assessor
Stories: 5, King County Assessor
Predominant use: Office Bldg, King County Assessor
Assessed value: $16,691,500, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $312.11/SF, derived from assessor records
Lot coverage: 408%, derived from assessor records
Vintage: pre-war vintage
Zoning: II 85-240, King County
County use code: Office Building
Construction (observed): masonry, AI estimate from public imagery
Parking (observed): none visible, 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.

815 Seattle Blvd S, Seattle · 0.1 mi · 72,985 SF · built 1930 · assessed $85.33/SF
714 S Charles St, Seattle · 0.3 mi · 42,308 SF · built 1973
601 S King St, Seattle · 0.3 mi · 21,600 SF · built 1993 · assessed $169.03/SF
507 Maynard Ave S, Seattle · 0.3 mi · 41,186 SF · built 1927 · assessed $136.97/SF
558 1st Ave S, Seattle · 0.3 mi · 70,200 SF · built 1910 · assessed $82.51/SF
542 1st Ave S, Seattle · 0.3 mi · 66,842 SF · built 1904 · assessed $236.54/SF

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Sale history and market context

MakeMe Estimate: $15,942,690 (estimated market value), with a likely range of $14,408,240 to $20,772,570 (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: 2025-09-19 for $4,959,438 (recorded arm's-length sale).

Current ownership dates to 2025 per recorded transfers.

2025-09-19: $4,959,438 from Are Seattle No 37 LLC to Richey Properties LLC, rec. 20250923000801

2020-07-13: $19,775,000 from Bode Properties IV LLC to Are Seattle No 37 Holding LLC, rec. 20200713001431

1996-04-03: transfer from Morris Associates to Bode Properties IV LLC (non-market transfer), rec. 199604160879

1995-06-05: $1,100,000 from Seattle First National Bank to Morris Associates, rec. 199506280119

1993-10-13: transfer from Pacific Capital Corporation to Seattle First National Bank (non-market transfer), rec. 199310182262

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 $6,853,500 (2011) to $16,691,500 (2026), up 144% over 15 years, per county tax rolls. The 2026 roll splits $16,691,500 into $2,099,500 land and $14,592,000 improvements.

Zoning: II 85-240 (per King County)

Lot: 13,122 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Floor and use mix: Office Building 38,610 SF; Basement, Parking 12,870 SF; Open Office 2,000 SF (county building sections)

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

Permit history

2022-01-04: Remodel, declared value $600,000 (Complete), permit 6824128-CN

2021-11-10: Remodel, declared value $35,000 (Complete), permit 6838508-CN

2019-07-09: Remodel, declared value $70,000 (Complete), permit 6736863-CN

2019-01-08: Remodel, declared value $150,000 (Complete), permit 6706966-CN

2014-10-03: Remodel, declared value $575,000 (Complete), permit 6430954

2014-02-13: Remodel, declared value $100,000 (Complete), permit 6394858

2011-01-06: Remodel, declared value $560,000 (Complete), permit 6130859

Source: King County permit records (newest first).