18673 Reamer Rd is a 1,456 square foot house on a 0.55 acre lot with 3 bedrooms and 2 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,173,276.
Single-familyProperty Type
1945Year Built
0.55 acresLot Size
$806Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,173,276
$1,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.9% lower than the average sale price ($1.27M) of 5 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
$1,944 (+3.1%)
$53,939 + $44,132
$98,071
2024
$1,886 (+3.0%)
$53,939 + $44,132
$98,071
2023
$1,831 (+3.1%)
$52,881 + $43,266
$96,147
2022
$1,776 (+3.1%)
$50,828 + $41,587
$92,415
2021
$1,722 (+2.6%)
$50,828 + $41,587
$92,415
2020
$1,679 (−1.0%)
$49,831 + $40,771
$90,602
2019
$1,696 (+3.1%)
$49,321 + $40,353
$89,674
2018
$1,645 (+2.9%)
$48,354 + $39,562
$87,916
2017
$1,598 (+5.3%)
$46,476 + $38,026
$84,502
2016
$1,518 (+7.0%)
$46,476 + $38,026
$84,502
2015
$1,419 (+3.3%)
$45,565 + $37,280
$82,845
2014
$1,374 (+2.6%)
$44,001 + $36,001
$80,002
2013
$1,339 (+2.9%)
$44,001 + $36,001
$80,002
2012
$1,301 (+1.6%)
$43,803 + $35,839
$79,642
2011
$1,280 (+1.0%)
$42,944 + $35,136
$78,080
2010
$1,267 (+0.6%)
$42,102 + $34,447
$76,549
2009
$1,260 (+6.8%)
$41,787 + $34,190
$75,977
2008
$1,179
$41,887 + $34,271
$76,158
Tax history for 18673 Reamer Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,944 (+3.1%)
$53,939 + $44,132
$98,071
2024
$1,886 (+3.0%)
$53,939 + $44,132
$98,071
2023
$1,831 (+3.1%)
$52,881 + $43,266
$96,147
2022
$1,776 (+3.1%)
$50,828 + $41,587
$92,415
2021
$1,722 (+2.6%)
$50,828 + $41,587
$92,415
2020
$1,679 (−1.0%)
$49,831 + $40,771
$90,602
2019
$1,696 (+3.1%)
$49,321 + $40,353
$89,674
2018
$1,645 (+2.9%)
$48,354 + $39,562
$87,916
2017
$1,598 (+5.3%)
$46,476 + $38,026
$84,502
2016
$1,518 (+7.0%)
$46,476 + $38,026
$84,502
2015
$1,419 (+3.3%)
$45,565 + $37,280
$82,845
2014
$1,374 (+2.6%)
$44,001 + $36,001
$80,002
2013
$1,339 (+2.9%)
$44,001 + $36,001
$80,002
2012
$1,301 (+1.6%)
$43,803 + $35,839
$79,642
2011
$1,280 (+1.0%)
$42,944 + $35,136
$78,080
2010
$1,267 (+0.6%)
$42,102 + $34,447
$76,549
2009
$1,260 (+6.8%)
$41,787 + $34,190
$75,977
2008
$1,179
$41,887 + $34,271
$76,158
*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
Jun 10, 2003 • Final
Building
Tear off three layers of existing roofing and install new roof sheathing. Install new thirty-year 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
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: 1,456
Building Sq. Ft: 1,456
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 23,896
Legal Lot Number: 3
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.5486
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,456
Stories: 1.0
Lot Size: 0.55 acres
Style: Single Family Residential
Year Built: 1945
Year Renovated: 1945
County: Alameda County
APN: 084D115502000
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Chabot Elementary School
Public K-5 • Assigned • 0.5mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.9mi
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 is moving at a brisk pace this summer! Median prices are holding steady around $1.2M, but well-priced, turnkey homes are flying off the market in under 15 days, often over asking. Inventory is moving fast, so buyers must come prepared...
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...