4143 Krolop Rd is a 2,676 square foot house on a 0.3 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Castro Valley data, we estimate the home's value is $1,484,209.
Single-familyProperty Type
1975Year Built
0.3 acresLot Size
$555Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,484,209
$36K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.8% higher than the average sale price ($1.34M) 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
$3,178 (+2.7%)
$20,190 + $184,736
$204,926
2024
$3,094 (+2.3%)
$20,190 + $184,736
$204,926
2023
$3,024 (+2.6%)
$19,794 + $181,114
$200,908
2022
$2,948 (+2.9%)
$19,026 + $174,082
$193,108
2021
$2,865 (+2.5%)
$19,026 + $174,082
$193,108
2020
$2,796 (−1.4%)
$18,653 + $170,669
$189,322
2019
$2,836 (+3.0%)
$18,461 + $168,919
$187,380
2018
$2,752 (+2.8%)
$18,099 + $165,607
$183,706
2017
$2,676 (+5.2%)
$17,397 + $159,177
$176,574
2016
$2,543 (+7.1%)
$17,397 + $159,177
$176,574
2015
$2,375 (+2.2%)
$17,056 + $156,056
$173,112
2014
$2,323 (+1.6%)
$16,470 + $150,702
$167,172
2013
$2,286 (+2.5%)
$16,470 + $150,702
$167,172
2012
$2,230 (+1.5%)
$16,396 + $150,021
$166,417
2011
$2,197 (+0.9%)
$16,074 + $147,080
$163,154
2010
$2,178
$15,759 + $144,196
$159,955
2009
$2,178 (+4.9%)
$15,641 + $143,119
$158,760
2008
$2,076
$15,679 + $143,459
$159,138
Tax history for 4143 Krolop Rd
Year
Property tax
Land + Additions
Assessment*
2025
$3,178 (+2.7%)
$20,190 + $184,736
$204,926
2024
$3,094 (+2.3%)
$20,190 + $184,736
$204,926
2023
$3,024 (+2.6%)
$19,794 + $181,114
$200,908
2022
$2,948 (+2.9%)
$19,026 + $174,082
$193,108
2021
$2,865 (+2.5%)
$19,026 + $174,082
$193,108
2020
$2,796 (−1.4%)
$18,653 + $170,669
$189,322
2019
$2,836 (+3.0%)
$18,461 + $168,919
$187,380
2018
$2,752 (+2.8%)
$18,099 + $165,607
$183,706
2017
$2,676 (+5.2%)
$17,397 + $159,177
$176,574
2016
$2,543 (+7.1%)
$17,397 + $159,177
$176,574
2015
$2,375 (+2.2%)
$17,056 + $156,056
$173,112
2014
$2,323 (+1.6%)
$16,470 + $150,702
$167,172
2013
$2,286 (+2.5%)
$16,470 + $150,702
$167,172
2012
$2,230 (+1.5%)
$16,396 + $150,021
$166,417
2011
$2,197 (+0.9%)
$16,074 + $147,080
$163,154
2010
$2,178
$15,759 + $144,196
$159,955
2009
$2,178 (+4.9%)
$15,641 + $143,119
$158,760
2008
$2,076
$15,679 + $143,459
$159,138
*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
Apr 15, 2016 • Final
Building
Remodel the kitchen and master bathroom. Replace the bathtub surround and valve in the guest bathroom.
Bathroom
Kitchen
Remodel
Nov 30, 2011 • Final
Building
Replace the pool pump, heater, and controller for a pool and spa located in the backyard.
Pool and hot tub
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: 7
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood
Building Construction Quality: Good
Pool Information
Has Pool
Property Information
Subdivision Name: CASTRO VLY ORCHARDS
Living Sq. Ft: 2,676
Building Sq. Ft: 2,676
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 13,125
Legal Lot Number: 6
Municipality Name: CASTRO VALLEY UNINCORP
Acres: 0.3013
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,676
Stories: 1.0
Lot Size: 0.3 acres
Style: Single Family Residential
Year Built: 1975
Year Renovated: 1976
County: Alameda County
APN: 084D114001705
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Proctor Elementary School
Public K-5 • Assigned • 1.0mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 2.2mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 1.3mi
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...