2121 Sol St is a 1,124 square foot house on a 3,102 square foot lot with 2 bedrooms and 2 bathrooms. - it last sold on June 10, 1991 for $65,000. Based on Redfin's Castro Valley data, we estimate the home's value is $616,375.
Single-familyProperty Type
1920Year Built
3,102 sq ftLot Size
$548Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$616,375
$551K since sold in June 1991$29K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18.2% lower than the average sale price ($754K) 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
R1
Single-Family Residence Districts
Single-family residence districts, hereinafter designated as R-1 districts, are established to provide for and protect established neighborhoods of one-family dwellings, and to provide space in suitable locations for additional development of this kind, together with appropriate community facilities and allowance for restricted interim cultivation of the soil compatible with such low-density residential development.
Permitted uses
Include but are not limited to:
Housing-Single unit
Agriculture-Cropland
Agriculture-Grove / orchard
Property details
Interior
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
View Information
View: Good
Property Information
Living Sq. Ft: 1,124
Building Sq. Ft: 1,124
# of Units: 1
# of Stories: 1.5
Legal Description: MAP 4 PG 56 BLK L PART OF LOT 3
Parking & Garage Information
# of Parking Spaces: 1
Parking Type: Undefined Type - 1 Car Garage
Garage / Carport Type: Undefined Type - 1 Car
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,102
Legal Lot Number: 3
Legal Block Number: L
Municipality Name: SAN LORENZO UNINCORP
Acres: 0.0712
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,124
Stories: 1.5
Lot Size: 3,102 square feet
Style: Single Family Residential
Year Built: 1920
Year Renovated: 1960
County: Alameda County
APN: 080 000602600
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
Corvallis Elementary School
Public K-5 • Assigned • 1.8mi
4/10
Edendale Middle School
Public 6-8 • Assigned • 1.2mi
1/10
San Lorenzo High School
Public 9-12 • Assigned • 1.7mi
3/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Castro Valley remains a highly competitive market. On average, homes are selling for 103.7% of their asking price, with nearly 60% of properties closing above list price.
Castro Valley's fall market offers great buyer leverage. While median prices hold steady around $1.2M, increased inventory gives you room to negotiate on homes needing updates. Turnkey properties still move fast in under 15 days, so act quickly with...