18161 Reamer Rd is a 2,118 square foot house on a 0.27 acre lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,358,455.
Single-familyProperty Type
1960Year Built
0.27 acresLot Size
$641Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,358,455
$10K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.7% higher than the average sale price ($1.27M) 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
$1,707 (+3.3%)
$48,065 + $29,911
$77,976
2024
$1,653 (−1.9%)
$48,065 + $29,911
$77,976
2023
$1,685 (+11.6%)
$47,123 + $29,325
$76,448
2021
$1,510 (+2.6%)
$45,075 + $27,634
$72,709
2020
$1,472 (−0.8%)
$45,075 + $27,634
$72,709
2019
$1,484 (+3.1%)
$44,613 + $27,350
$71,963
2018
$1,439 (+3.0%)
$43,738 + $26,814
$70,552
2017
$1,398 (+5.2%)
$42,040 + $25,773
$67,813
2016
$1,328 (+7.0%)
$42,040 + $25,773
$67,813
2015
$1,241 (+3.7%)
$41,216 + $25,268
$66,484
2014
$1,197 (+3.0%)
$39,801 + $24,401
$64,202
2013
$1,163 (+3.1%)
$39,801 + $24,401
$64,202
2012
$1,128 (+1.7%)
$39,622 + $24,290
$63,912
2011
$1,109 (+1.1%)
$38,845 + $23,814
$62,659
2010
$1,097 (−80.5%)
$38,083 + $23,347
$61,430
2009
$5,626 (+455.8%)
$37,799 + $23,173
$60,972
2008
$1,012
$147,694 + $312,029
$459,723
Tax history for 18161 Reamer Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,707 (+3.3%)
$48,065 + $29,911
$77,976
2024
$1,653 (−1.9%)
$48,065 + $29,911
$77,976
2023
$1,685 (+11.6%)
$47,123 + $29,325
$76,448
2021
$1,510 (+2.6%)
$45,075 + $27,634
$72,709
2020
$1,472 (−0.8%)
$45,075 + $27,634
$72,709
2019
$1,484 (+3.1%)
$44,613 + $27,350
$71,963
2018
$1,439 (+3.0%)
$43,738 + $26,814
$70,552
2017
$1,398 (+5.2%)
$42,040 + $25,773
$67,813
2016
$1,328 (+7.0%)
$42,040 + $25,773
$67,813
2015
$1,241 (+3.7%)
$41,216 + $25,268
$66,484
2014
$1,197 (+3.0%)
$39,801 + $24,401
$64,202
2013
$1,163 (+3.1%)
$39,801 + $24,401
$64,202
2012
$1,128 (+1.7%)
$39,622 + $24,290
$63,912
2011
$1,109 (+1.1%)
$38,845 + $23,814
$62,659
2010
$1,097 (−80.5%)
$38,083 + $23,347
$61,430
2009
$5,626 (+455.8%)
$37,799 + $23,173
$60,972
2008
$1,012
$147,694 + $312,029
$459,723
*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
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
Jul 15, 2020 • Final
Building
Tear off and replace the existing roof with new composition asphalt shingles on a two-family residential building. Use the existing roof deck and recycle the old roofing material.
Roofing
Jun 11, 2018 • Final
Building
Perform a minor bathroom remodel focused on the tub and shower area.
Bathroom
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
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Property Information
Living Sq. Ft: 2,118
Building Sq. Ft: 2,118
# of Units: 1
# of Stories: 1
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,880
Legal Lot Number: 11
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.2727
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,118
Stories: 1.0
Lot Size: 0.27 acres
Style: Single Family Residential
Year Built: 1960
Year Renovated: 1960
County: Alameda County
APN: 084D115501207
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Proctor Elementary School
Public K-5 • Assigned • 0.8mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 2.0mi
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's late-summer market shows a clear split. While median prices hold near $1.2M, increased inventory gives buyers leverage on older properties. However, immaculate homes still go pending in under 15 days. A strong, clean offer is key!
Strong buyer demand keeps the Castro Valley market moving incredibly fast. With homes frequently selling above their $1.2 million median price, decisive action is essential. To win here, buyers need to submit competitive offers quickly and minimize...