19820 Alana Rd is a 3,267 square foot house on a 0.32 acre lot with 5 bedrooms and 3 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,532,540.
Single-familyProperty Type
1947Year Built
0.32 acresLot Size
$469Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,532,540
$21K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.5% higher than the average sale price ($1.40M) 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
$4,353 (+2.5%)
$99,613 + $202,615
$302,228
2024
$4,245 (+2.0%)
$99,613 + $202,615
$302,228
2023
$4,161 (+2.3%)
$97,660 + $198,643
$296,303
2022
$4,067 (+2.8%)
$93,868 + $190,930
$284,798
2021
$3,957 (+2.4%)
$93,868 + $190,930
$284,798
2020
$3,864 (−1.6%)
$92,027 + $187,187
$279,214
2019
$3,925 (+3.0%)
$91,084 + $185,268
$276,352
2018
$3,812 (+2.8%)
$89,298 + $181,636
$270,934
2017
$3,709 (+5.1%)
$85,831 + $174,583
$260,414
2016
$3,528 (+7.0%)
$85,831 + $174,583
$260,414
2015
$3,297 (+1.8%)
$84,148 + $171,161
$255,309
2014
$3,239 (+1.3%)
$81,261 + $165,288
$246,549
2013
$3,199 (+2.3%)
$81,261 + $165,288
$246,549
2012
$3,127 (+1.4%)
$80,894 + $164,542
$245,436
2011
$3,083 (+0.8%)
$79,308 + $161,316
$240,624
2010
$3,059 (−0.2%)
$77,753 + $158,153
$235,906
2009
$3,064 (+4.1%)
$77,172 + $156,972
$234,144
2008
$2,942
$77,355 + $157,345
$234,700
Tax history for 19820 Alana Rd
Year
Property tax
Land + Additions
Assessment*
2025
$4,353 (+2.5%)
$99,613 + $202,615
$302,228
2024
$4,245 (+2.0%)
$99,613 + $202,615
$302,228
2023
$4,161 (+2.3%)
$97,660 + $198,643
$296,303
2022
$4,067 (+2.8%)
$93,868 + $190,930
$284,798
2021
$3,957 (+2.4%)
$93,868 + $190,930
$284,798
2020
$3,864 (−1.6%)
$92,027 + $187,187
$279,214
2019
$3,925 (+3.0%)
$91,084 + $185,268
$276,352
2018
$3,812 (+2.8%)
$89,298 + $181,636
$270,934
2017
$3,709 (+5.1%)
$85,831 + $174,583
$260,414
2016
$3,528 (+7.0%)
$85,831 + $174,583
$260,414
2015
$3,297 (+1.8%)
$84,148 + $171,161
$255,309
2014
$3,239 (+1.3%)
$81,261 + $165,288
$246,549
2013
$3,199 (+2.3%)
$81,261 + $165,288
$246,549
2012
$3,127 (+1.4%)
$80,894 + $164,542
$245,436
2011
$3,083 (+0.8%)
$79,308 + $161,316
$240,624
2010
$3,059 (−0.2%)
$77,753 + $158,153
$235,906
2009
$3,064 (+4.1%)
$77,172 + $156,972
$234,144
2008
$2,942
$77,355 + $157,345
$234,700
*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 7, 2018 • Final
Building
Install a roof-mounted photovoltaic system with solar modules.
Electrical
Solar
Aug 21, 2013 • Final
Building
Tear off and replace the existing roof on a residential building with new composition asphalt shingles. Use the existing roof deck and recycle the old roofing material.
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: 10
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Average
Property Information
Living Sq. Ft: 3,267
Building Sq. Ft: 3,267
# of Units: 1
# of Stories: 1.5
Lot Information
# of Buildings: 1
Land Sq. Ft: 14,000
Legal Lot Number: 18
Legal Block Number: D
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.3214
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 3,267
Stories: 1.5
Lot Size: 0.32 acres
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1962
County: Alameda County
APN: 084C069200700
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Marshall Elementary School
Public K-5 • Assigned • 0.2mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 0.4mi
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
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...