15100 1st Ave NE, Shoreline, WA 98155

Commercial · Shoreline · Seattle-Bellevue metro, WA

Imagery suggests: low-rise apartments, 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 AI estimate from public imagery; may be outdated.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 70 reachable commercial buildings in Shoreline. Larger than 49% of commercial buildings in Shoreline (median 39,334 SF), derived from assessor records.

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Building size
38,136 SF, King County Assessor
Lot size
54,915 SF, King County Assessor
Year built
2001, King County Assessor
Stories
2, King County Assessor
Predominant use
Memory Care Facility, King County Assessor
Units
54, King County Assessor
Assessed value
$9,258,600, per the King County Assessor (not a market appraisal)
Assessed value per building SF
$242.78/SF, derived from assessor records
Lot coverage
69%, derived from assessor records
Vintage
2000s vintage
Zoning
MUR-70, King County
County use code
Retirement Facility
Construction (observed)
wood frame, 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.

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Sale history and market context

MakeMe Estimate: $10,591,393 (estimated market value), with a likely range of $8,975,125 to $12,814,577 (half of recent verified sales in this segment landed inside that range). Based on 33 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 2005-07-22 for $11,044,000 (recorded arm's-length sale).

Current ownership dates to 2020 (about 6 years) per recorded transfers.

Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.

Value over time

$3.37M$6.74M$10.1M$13.5M201120142017202020232026County appraised valueEstimated value (modeled range)

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 $2,939,000 (2011) to $9,258,600 (2026), up 215% over 15 years, per county tax rolls. The 2026 roll splits $9,258,600 into $4,942,300 land and $4,316,300 improvements.

Taxes