26331 NE Valley St, Duvall, WA 98019

NNN Retail · Duvall · Seattle-Bellevue metro, WA

Imagery suggests: strip center, 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 AI estimate from public imagery; may be outdated.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 29 reachable nnn retail buildings in Duvall. Larger than 38% of nnn retail buildings in Duvall (median 4,720 SF), derived from assessor records.

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Building size
3,920 SF, King County Assessor
Lot size
8,115 SF, King County Assessor
Year built
1982, King County Assessor
Stories
1, King County Assessor
Predominant use
Retail & Bsmt Office, King County Assessor
Assessed value
$1,078,000, per the King County Assessor (not a market appraisal)
Assessed value per building SF
$275/SF, derived from assessor records
Lot coverage
48%, derived from assessor records
Vintage
1980s vintage
Zoning
MT, King County
County use code
Retail(Line/Strip)
Construction (observed)
masonry, 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: $1,378,945 (estimated market value), with a likely range of $1,010,619 to $1,612,701 (half of recent verified sales in this segment landed inside that range). Based on 38 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Current ownership dates to 2016 (about 10 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

$449K$898K$1.35M$1.8M201120142017202020232026County 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 $627,200 (2011) to $1,078,000 (2026), up 72% over 15 years, per county tax rolls. The 2026 roll splits $1,078,000 into $243,400 land and $834,600 improvements.

Taxes

Permit history

Source: King County permit records (newest first).