309 49th St NE, Auburn, WA 98002

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

Imagery suggests: flex office/industrial, 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 AI estimate from public imagery; may be outdated.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 426 reachable small-bay industrial buildings in Auburn. Larger than 49% of small-bay industrial buildings in Auburn (median 18,750 SF), derived from assessor records.

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Building size: 18,600 SF, King County Assessor
Lot size: 35,063 SF, King County Assessor
Year built: 2001, King County Assessor
Stories: 1, King County Assessor
Predominant use: Warehouse, King County Assessor
Assessed value: $3,712,300, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $199.59/SF, derived from assessor records
Lot coverage: 53%, derived from assessor records
Vintage: 2000s vintage
Zoning: C3, King County
County use code: Industrial(Lignt)
Construction (observed): tilt up, AI estimate from public imagery
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.

4901 D St NE, Auburn · 0 mi · 8,850 SF · built 1980 · assessed $195.47/SF
4725 Auburn Way N, Auburn · 0.2 mi · 7,950 SF · built 1988 · assessed $161.50/SF
4715 Auburn Way N, Auburn · 0.2 mi · 7,912 SF · built 1987 · assessed $315.03/SF
5141 Auburn Way N, Auburn · 0.2 mi · 3,120 SF · built 1968 · assessed $301.83/SF
4620 B St NW, Auburn · 0.3 mi · 65,725 SF · built 1995 · assessed $191.93/SF
104 49th St NW, Auburn · 0.3 mi · 20,640 SF · built 2006 · assessed $205.20/SF

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Sale history and market context

MakeMe Estimate: $4,968,405 (estimated market value), with a likely range of $4,284,391 to $5,542,929 (half of recent verified sales in this segment landed inside that range). Based on 96 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 2022-09-14 for $3,750,000 (recorded arm's-length sale).

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

2025-04-30: $32,745 from Wolfe Property Holdings LLC to Auburn City of (non-market transfer), rec. 20250430001435

2022-09-14: $3,750,000 from Estep Development LLC to Wolfe Property Holdings LLC, rec. 20220919001080

2 administrative transfers (no consideration), 2000 to 2000

1999-05-25: $200,000 from Private party to Private party (non-market transfer), rec. 199905281612

1995-08-30: transfer from Private party to Private party (non-market transfer), rec. 199509050102

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 $1,100,600 (2011) to $3,712,300 (2026), up 237% over 15 years, per county tax rolls. The 2026 roll splits $3,712,300 into $611,100 land and $3,101,200 improvements.

Zoning: C3 (per King County)

Lot: 35,063 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Storage Warehouse 15,825 SF; Warehouse Office 1,775 SF (county building sections)

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

Permit history

2024-05-09: Building, New (Screened), permit CON24-0116

2020-10-01: Other (Screened), permit TEN20-0120

2018-07-11: Other, declared value $11,430 (Screened), permit TEN18-0104

2018-07-11: Other (Screened), permit MEC18-0132

2018-07-10: Other (Screened), permit PLM18-0117

2017-12-05: Building, New (Screened), permit EXC17-0371

2000-10-12: Remodel, declared value $91,770 (Complete), permit TEN00-0058

2000-06-23: Building, New, declared value $547,455 (Complete), permit BLD00-0022

1999-09-29: Demolition, declared value $11,000 (Complete), permit BLD058699

Source: King County permit records (newest first).