18826 Cull Canyon Rd is a 2,965 square foot house on a 1.07 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,913,980.
Single-familyProperty Type
1962Year Built
1.07 acresLot Size
$646Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,913,980
$47K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18.2% higher than the average sale price ($1.62M) 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
$12,234 (+2.2%)
$282,361 + $699,908
$982,269
2024
$11,968 (+1.6%)
$276,826 + $686,189
$963,015
2023
$11,784 (+1.9%)
$271,399 + $672,737
$944,136
2022
$11,566 (+2.6%)
$260,862 + $646,618
$907,480
2021
$11,274 (+2.3%)
$260,862 + $646,618
$907,480
2020
$11,018 (−1.9%)
$255,748 + $633,941
$889,689
2019
$11,227 (+2.9%)
$253,127 + $627,443
$880,570
2018
$10,911 (+2.7%)
$248,165 + $615,144
$863,309
2017
$10,627 (+5.1%)
$238,530 + $591,261
$829,791
2016
$10,113 (+7.0%)
$238,530 + $591,261
$829,791
2015
$9,453 (+5.2%)
$233,854 + $579,670
$813,524
2014
$8,987 (+254.8%)
$225,830 + $526,938
$752,768
2013
$2,533 (+2.3%)
$225,830 + $526,938
$752,768
2012
$2,475 (+1.4%)
$36,237 + $142,780
$179,017
2011
$2,441 (+0.8%)
$35,526 + $139,981
$175,507
2010
$2,421
$34,830 + $137,237
$172,067
2009
$2,422 (+4.6%)
$34,569 + $136,211
$170,780
2008
$2,316
$34,652 + $136,535
$171,187
Tax history for 18826 Cull Canyon Rd
Year
Property tax
Land + Additions
Assessment*
2025
$12,234 (+2.2%)
$282,361 + $699,908
$982,269
2024
$11,968 (+1.6%)
$276,826 + $686,189
$963,015
2023
$11,784 (+1.9%)
$271,399 + $672,737
$944,136
2022
$11,566 (+2.6%)
$260,862 + $646,618
$907,480
2021
$11,274 (+2.3%)
$260,862 + $646,618
$907,480
2020
$11,018 (−1.9%)
$255,748 + $633,941
$889,689
2019
$11,227 (+2.9%)
$253,127 + $627,443
$880,570
2018
$10,911 (+2.7%)
$248,165 + $615,144
$863,309
2017
$10,627 (+5.1%)
$238,530 + $591,261
$829,791
2016
$10,113 (+7.0%)
$238,530 + $591,261
$829,791
2015
$9,453 (+5.2%)
$233,854 + $579,670
$813,524
2014
$8,987 (+254.8%)
$225,830 + $526,938
$752,768
2013
$2,533 (+2.3%)
$225,830 + $526,938
$752,768
2012
$2,475 (+1.4%)
$36,237 + $142,780
$179,017
2011
$2,441 (+0.8%)
$35,526 + $139,981
$175,507
2010
$2,421
$34,830 + $137,237
$172,067
2009
$2,422 (+4.6%)
$34,569 + $136,211
$170,780
2008
$2,316
$34,652 + $136,535
$171,187
*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
Oct 18, 2013 • Final
Building
Rebuild an existing garage and stable into a new four-car garage. Install electrical lighting and outlets according to the approved plans.
Remodel
Dec 9, 2003 • Final
Building
Construct a new single-family home to replace a home destroyed by fire. The first floor includes a living room, dining room, kitchen, family room, bedroom, and full bathroom. The second floor includes three bedrooms, two full bathrooms, and a laundry room.
New construction
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: 8
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Rectangular Design
Construction Type: Wood
Building Construction Quality: Good
Property Information
Living Sq. Ft: 2,965
Building Sq. Ft: 2,965
# of Units: 1
# of Stories: 2
Parking & Garage Information
# of Parking Spaces: 4
Lot Information
# of Buildings: 1
Land Sq. Ft: 46,609
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 1.07
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,965
Stories: 2.0
Lot Size: 1.07 acres
Style: Single Family Residential
Year Built: 1962
Year Renovated: 2003
County: Alameda County
APN: 085 151000401
Home facts updated by county records on Sep 17, 2026
Around this home
Schools
Vannoy Elementary School
Public K-5 • Assigned • 0.3mi
9/10
Canyon Middle School
Public 6-8 • Assigned • 0.3mi
7/10
Castro Valley High School
Public 9-12 • Assigned • 1.2mi
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...