2747 Kerr St is a 1,520 square foot house on a 7,055 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on May 30, 1991 for $228,000. Based on Redfin's Castro Valley data, we estimate the home's value is $915,823.
Single-familyProperty Type
1953Year Built
7,055 sq ftLot Size
$603Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$915,823
$688K since sold in May 1991$34K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.7% lower than the average sale price ($922K) 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.
Permits
Apr 13, 2023 • Final
Building
Install a roof-mounted solar photovoltaic system on a residential building.
Battery
Electrical
Solar
Feb 27, 2018 • Final
Building
Tear off the existing roof and install new composition shingles.
Roofing
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
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Stucco
Building Type: Detached
Property Information
Living Sq. Ft: 1,520
Building Sq. Ft: 1,520
# of Units: 1
# of Stories: 1
Legal Description: TRACT 1273 BLK B LOT 19
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,055
Legal Lot Number: 19
Legal Block Number: B
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.162
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,520
Stories: 1.0
Lot Size: 7,055 square feet
Style: Single Family Residential
Year Built: 1953
Year Renovated: 1954
County: Alameda County
APN: 084A002301100
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
K - 12
Preschool & daycare
Castro Valley Elementary School
Public K-5 • Assigned • 0.4mi
6/10
Creekside Middle School
Public 6-8 • Assigned • 1.4mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 1.0mi
9/10
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...