27004 Maple Valley Black Diamond Rd SE, Maple Valley, WA 98038
Small-Bay Industrial · Maple Valley · Seattle-Bellevue metro, WA
One of 34 reachable small-bay industrial buildings in Maple Valley. Larger than 82% of small-bay industrial buildings in Maple Valley (median 7,564 SF), derived from assessor records.
Usable building area
17,894 SF, King County Assessor
Lot size
146,665 SF, King County Assessor
Year built
2002, King County Assessor
Stories
1, King County Assessor
Buildings on parcel
2, King County Assessor
Predominant use
Service Building, King County Assessor
Assessed value
$5,912,100, per the King County Assessor (not a market appraisal)
Assessed value per usable SF
$330.40/SF, derived from assessor records
Usable area / lot
0.12, derived from assessor records
Vintage
2000s vintage
Zoning
TC, King County
County use code
Service Building
Nearby comparable buildings
Same building type, by distance. Assessor facts only; not an opinion of value.
MakeMe Estimate: $8.14M (estimated market value), with a likely range of $6.6M to $10.4M (half of recent verified sales in this segment landed inside that range). Based on 8 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.
lower confidence: 0 comparable sales within 3 miles; nearest 9.5 mi. This property type carries wider measured error; treat the estimate as a starting point. Comparable-sale caveat: the estimate is 44% above the $316.02/SF median of the shown comparable sales.
Recorded arm's-length sales of similar buildings nearby; nearer and more recent sales rank first. Buyer and seller names are withheld. Get this data via API.
Current ownership dates to 2012 (about 14 years) per recorded transfers.
2012-05-15: $41,000,000 from Four Corners LLC to DS Four Corners LLC (part of a 4-parcel sale; price is the whole deal), rec. 20120515001704
3 administrative transfers (no consideration), 1999 to 2007
1998-08-21: $5,300,000 from Safeway INC to Four Corners Associates LLC (part of a 5-parcel sale; price is the whole deal), rec. 199808212297
1997-11-25: $3,980,000 from Shalimar IV LLC to Safeway INC (part of a 5-parcel sale; price is the whole deal), rec. 199712101004
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. Blue line: our estimate; dashed years are a modeled backcast built from recorded arm's-length sales in the building's segment, not estimates published at the time, and years without enough sales stay unmodeled. The shaded range is the model's measured error band; about half of verified sales in the segment land inside it. Not an appraisal. How this estimate works.
Land, site, and value history
Assessed value moved from $3,819,700 (2011) to $5,912,100 (2026), up 55% over 15 years, per county tax rolls. The 2026 roll splits $5,912,100 into $3,079,900 land and $2,832,200 improvements.
Zoning: TC (per King County)
Lot: 146,665 sq ft
Nuisance flags: Power lines
Water: Water District (per King County)
Sewer: Public (per King County)
Access: Public
Street surface: Paved
Floor and use mix: Line Retail 11,099 SF; Mini-Lube Garage 3,437 SF; Dental Office/Clinic 3,358 SF (county building sections)