1923 1st Ave, Seattle, WA 98101

Office · Seattle · Seattle-Bellevue metro, WA

One of 957 reachable office buildings in Seattle. Larger than 45% of office buildings in Seattle (median 20,410 SF), derived from assessor records.

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Building size: 14,580 SF, King County Assessor
Lot size: 3,330 SF, King County Assessor
Year built: 1906, King County Assessor
Stories: 3, King County Assessor
Predominant use: Office Building W/1ST & Bsmt Retail, King County Assessor
Assessed value: $3,134,600, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $214.99/SF, derived from assessor records
Lot coverage: 438%, derived from assessor records
Vintage: pre-war vintage
Zoning: PMM-85, King County
County use code: Historic Prop(Office)

Nearby comparable buildings

Same building type, by distance. Assessor facts only; not an opinion of value.

1917 1st Ave, Seattle · 0 mi · 36,160 SF · built 1910 · assessed $210.96/SF
101 Stewart St, Seattle · 0 mi · 115,857 SF · built 1986 · assessed $159.50/SF
1924 1st Ave, Seattle · 0.1 mi · 12,339 SF · built 1909 · assessed $281.32/SF
1932 1st Ave, Seattle · 0.1 mi · 102,846 SF · built 1923 · assessed $182.62/SF
1931 2nd Ave, Seattle · 0.1 mi · 24,300 SF · built 1916 · assessed $186.47/SF
2033 1st Ave, Seattle · 0.1 mi · 354,086 SF · built 1988 · assessed $131.98/SF

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Sale history and market context

MakeMe Estimate: $3,325,799 (estimated market value), with a likely range of $3,238,676 to $4,394,297 (half of recent verified sales in this segment landed inside that range). Based on 185 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 2022-08-15 for $3,500,000 (recorded arm's-length sale).

Current ownership dates to 2022 (about 4 years) per recorded transfers.

2022-08-15: $3,500,000 from Laurencia LLC to Smith Block LLC, rec. 20220815000605

2 administrative transfers (no consideration), 2005 to 2014

1998-05-12: $1,500,000 from Private party to Private party, rec. 199805132270

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 $2,387,000 (2011) to $3,134,600 (2026), up 31% over 15 years, per county tax rolls. The 2026 roll splits $3,134,600 into $1,631,700 land and $1,502,900 improvements.

Zoning: PMM-85 (per King County)

Lot: 3,330 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Office Building 6,540 SF; Basement, Retail 3,270 SF; Retail Store 3,270 SF; Basement, Storage 1,500 SF (county building sections)

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

Permit history

2024-12-31: Remodel, declared value $85,240 (Screened), permit 6971559-CN

2024-03-25: Electrical, declared value $20,000 (Screened), permit 7016201-EL

2024-01-19: Electrical, declared value $1,200 (Screened), permit 7005514-EL

2023-06-23: Other, declared value $5,000 (Screened), permit 6971964-RF

2023-06-23: Electrical, declared value $1,000 (Screened), permit 6971965-EL

Source: King County permit records (newest first).