Commercial · Black Diamond · Seattle-Bellevue metro, WA
County valuation incomplete: County building evidence or valuation-model support is incomplete here, so this page shows county public facts and private owner claim tools without a MakeMe Estimate.
One of 26 reachable commercial buildings in Black Diamond.
Building size (estimated)
369,726 SF, estimated from lot coverage
Lot size
924,315 SF, King County Assessor
Predominant use
Mobile Home Park, King County Assessor
Assessed value
$9,247,000, per the King County Assessor (not a market appraisal)
Zoning
MDR8, King County
County use code
Mobile Home Park
Nearby comparable buildings
Same building type, by distance. Assessor facts only; not an opinion of value.
County building evidence or valuation-model support is incomplete here, so this page shows county public facts and private owner claim tools without a MakeMe Estimate.
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Last sold: 2018-04-19 for $6,149,000 (recorded arm's-length sale).
Ownership tenure is not asserted for this parcel: the most recent recorded transfer is a non-market conveyance.
2020: transferred to CC-Diamond Valley MH Owner LLC, no consideration (4 recorded transfers, 2018 to 2020)
2018-04-19: $6,149,000 from Private party to Collective Parks-Cedarbrook MHC LLC, rec. 20180419001089
3 administrative transfers (no consideration), 1995 to 2005
Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.
Value over time
Dark line: county assessed value per King County tax rolls. Diamonds: recorded arm's-length sales.
Land, site, and value history
Assessed value moved from $3,630,000 (2011) to $9,247,000 (2026), up 155% over 15 years, per county tax rolls. The 2026 roll splits $9,247,000 into $5,545,800 land and $3,701,200 improvements.