3991 Seven Hills Rd is a 1,221 square foot house on a 10,848 square foot lot with 3 bedrooms and 2 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,037,991.
Single-familyProperty Type
1927Year Built
10,848 sq ftLot Size
$850Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,037,991
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7% lower than the average sale price ($1.12M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,626 (+3.3%)
$46,584 + $24,517
$71,101
2024
$1,574 (−84.0%)
$46,584 + $24,517
$71,101
2023
$9,829 (+567.3%)
$45,670 + $24,037
$69,707
2022
$1,473 (+3.2%)
$43,897 + $23,103
$67,000
2021
$1,427 (+2.6%)
$43,897 + $23,103
$67,000
2020
$1,391 (−0.8%)
$43,036 + $22,650
$65,686
2019
$1,401 (+3.2%)
$42,595 + $22,418
$65,013
2018
$1,359 (+3.0%)
$41,760 + $21,979
$63,739
2017
$1,319 (+5.3%)
$40,139 + $21,125
$61,264
2016
$1,253 (+7.0%)
$40,139 + $21,125
$61,264
2015
$1,171 (+3.9%)
$39,352 + $20,711
$60,063
2014
$1,127 (+3.1%)
$38,001 + $20,000
$58,001
2013
$1,093 (+3.2%)
$38,001 + $20,000
$58,001
2012
$1,060 (+1.7%)
$37,830 + $19,910
$57,740
2011
$1,042 (+1.1%)
$37,088 + $19,520
$56,608
2010
$1,030 (+0.9%)
$36,361 + $19,137
$55,498
2009
$1,021 (+7.9%)
$36,089 + $18,994
$55,083
2008
$947
$36,175 + $19,039
$55,214
Tax history for 3991 Seven Hills Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,626 (+3.3%)
$46,584 + $24,517
$71,101
2024
$1,574 (−84.0%)
$46,584 + $24,517
$71,101
2023
$9,829 (+567.3%)
$45,670 + $24,037
$69,707
2022
$1,473 (+3.2%)
$43,897 + $23,103
$67,000
2021
$1,427 (+2.6%)
$43,897 + $23,103
$67,000
2020
$1,391 (−0.8%)
$43,036 + $22,650
$65,686
2019
$1,401 (+3.2%)
$42,595 + $22,418
$65,013
2018
$1,359 (+3.0%)
$41,760 + $21,979
$63,739
2017
$1,319 (+5.3%)
$40,139 + $21,125
$61,264
2016
$1,253 (+7.0%)
$40,139 + $21,125
$61,264
2015
$1,171 (+3.9%)
$39,352 + $20,711
$60,063
2014
$1,127 (+3.1%)
$38,001 + $20,000
$58,001
2013
$1,093 (+3.2%)
$38,001 + $20,000
$58,001
2012
$1,060 (+1.7%)
$37,830 + $19,910
$57,740
2011
$1,042 (+1.1%)
$37,088 + $19,520
$56,608
2010
$1,030 (+0.9%)
$36,361 + $19,137
$55,498
2009
$1,021 (+7.9%)
$36,089 + $18,994
$55,083
2008
$947
$36,175 + $19,039
$55,214
*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: 5
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Property Information
Living Sq. Ft: 1,221
Building Sq. Ft: 1,221
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,848
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.249
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,221
Stories: 1.0
Lot Size: 10,848 square feet
Style: Single Family Residential
Year Built: 1927
Year Renovated: 1927
County: Alameda County
APN: 084D132500902
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Chabot Elementary School
Public K-5 • Assigned • 0.4mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.5mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 0.5mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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