2055 Sierra Rd #90 is a 1,218 square foot condo with 2 bedrooms and 2 bathrooms. - it last sold on January 11, 1985 for $107,500. Based on Redfin's Concord data, we estimate the home's value is $368,289.
CondoProperty Type
1984Year Built
$302Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$368,289
$261K since sold in January 1985$18K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.5% lower than the average sale price ($407K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RM
Residential Medium Density District
The RM district is applied to areas of the city appropriate for residential uses with attached and detached dwellings, including a variety of housing types such as small lot single-family dwellings, townhomes, row houses, and cluster housing, at densities of 11 to 33 units per net acre, with provisions for appropriately scaled and located live/work units. The RM district is consistent with and implements the medium density residential (MDR) land use designation of the general plan.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Multiple units
Housing-Senior
Recreation
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Park & open space
Feb 22, 2013 • Final
Building
Repair a deck by removing and disposing of existing decking, railings, skirting, and substructure framing. Replace the substructure with new framing and flashing, and install new stained redwood decking boards.
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Room Information
# of Rooms: 6
Exterior
Property Information
Living Sq. Ft: 1,218
Ground Floor Sq. Ft: 609
Building Sq. Ft: 1,218
# of Stories: 2
Legal Description: T06066 L B U0090N
Parking & Garage Information
Garage/Parking Sq. Ft: 200
Lot Information
# of Buildings: 1
Land Sq. Ft: 583
Legal Lot Number: B
Acres: 0.0134
County Use Description: CONDOMINIUM
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,218
Stories: 2.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1984
Year Renovated: 1985
County: Contra Costa County
APN: 1295200909
Home facts updated by county records on Jul 13, 2026