Rarely available duplex in Castro Valley! Castro Valley School district! Walking distance to downtown, shopping, public transportation and amenities. Duplex on a large lot. Back unit vacant, live in one, rent out the other or buy for a great cashflow investment opportunity.
Multi-familyProperty Type
1956Year Built
7,068 sq ftLot Size
$635Est. Price/Sq.Ft.
1 car garageParking
Listed by Jon Foster•DRE #01458054• EXP Realty of California, Inc
Bought with Charlotte Jackson•DRE #01701256• Intero Real Estate Services
bridgeMLS, Bay East AOR, or Contra Costa AOR #41002063
Sep 16, 2022
Sold
$930,000
$621/sq ft
Jul 30, 2022
Pending
—
Jul 17, 2022
Listed
$849,000
$567/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$13,021 (+2.4%)
$290,271 + $677,300
$967,571
2024
$12,718 (+1.8%)
$290,271 + $677,300
$967,571
2023
$12,496 (+221.2%)
$284,580 + $664,020
$948,600
2022
$3,891 (+3.0%)
$178,840 + $31,798
$210,638
2021
$3,777 (+2.6%)
$178,840 + $31,798
$210,638
2020
$3,682 (−1.2%)
$175,334 + $31,175
$206,509
2019
$3,728 (+3.1%)
$173,537 + $30,855
$204,392
2018
$3,617 (+2.9%)
$170,134 + $30,250
$200,384
2017
$3,514 (+4.9%)
$163,529 + $29,076
$192,605
2016
$3,349 (+7.2%)
$163,529 + $29,076
$192,605
2015
$3,125 (+3.0%)
$160,323 + $28,506
$188,829
2014
$3,035 (+2.4%)
$154,822 + $27,528
$182,350
2013
$2,964 (+2.8%)
$154,822 + $27,528
$182,350
2012
$2,884 (+1.6%)
$154,123 + $27,404
$181,527
2011
$2,839 (+1.0%)
$151,102 + $26,866
$177,968
2010
$2,812 (+0.4%)
$148,140 + $26,340
$174,480
2009
$2,800 (+4.4%)
$147,032 + $26,143
$173,175
2008
$2,682
$147,382 + $26,205
$173,587
Tax history for 2637 Renton Way
Year
Property tax
Land + Additions
Assessment*
2025
$13,021 (+2.4%)
$290,271 + $677,300
$967,571
2024
$12,718 (+1.8%)
$290,271 + $677,300
$967,571
2023
$12,496 (+221.2%)
$284,580 + $664,020
$948,600
2022
$3,891 (+3.0%)
$178,840 + $31,798
$210,638
2021
$3,777 (+2.6%)
$178,840 + $31,798
$210,638
2020
$3,682 (−1.2%)
$175,334 + $31,175
$206,509
2019
$3,728 (+3.1%)
$173,537 + $30,855
$204,392
2018
$3,617 (+2.9%)
$170,134 + $30,250
$200,384
2017
$3,514 (+4.9%)
$163,529 + $29,076
$192,605
2016
$3,349 (+7.2%)
$163,529 + $29,076
$192,605
2015
$3,125 (+3.0%)
$160,323 + $28,506
$188,829
2014
$3,035 (+2.4%)
$154,822 + $27,528
$182,350
2013
$2,964 (+2.8%)
$154,822 + $27,528
$182,350
2012
$2,884 (+1.6%)
$154,123 + $27,404
$181,527
2011
$2,839 (+1.0%)
$151,102 + $26,866
$177,968
2010
$2,812 (+0.4%)
$148,140 + $26,340
$174,480
2009
$2,800 (+4.4%)
$147,032 + $26,143
$173,175
2008
$2,682
$147,382 + $26,205
$173,587
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Beds
4
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
7,068 Sq. Ft.
Year renovated
1956
Sq. Ft.
1,497
Year built
1956
Style
Multi-Family (2-4 Unit)
County
Alameda County
APN
084A018102900
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 28, 2026.
RSL
Residential Small Lot Districts
Residential Small Lot districts, hereinafter designated as RSL, are established to support infill projects of duplexes, small lot single-family detached units, and townhouses. The RSL district implements and is consistent with the residential small lot land use classification of the Castro Valley General Plan.
Permitted uses
Include but are not limited to:
Agriculture-Other
Housing-Single unit
Housing-Multiple units
Agriculture-Cropland
Agriculture-Grove / orchard / vineyard
Property details
Parking
Parking Information
Total # of Parking Spaces: 2
Has Attached Garage
Parking Features: Attached, Garage Faces Front
Interior
Interior Features
Flooring: Hardwood
Unit 1 Information
Unit 1 # of Bathrooms: 1
Unit 2 Information
Unit 2 # of Bathrooms: 1
Multi-Unit Information
Number Of Units Total: 2
Exterior
Building Information
Construction Materials: Stucco
Building Area Total: 1,497
Exterior Features
Exterior Features: Front Yard
Fencing: Back Yard
Property Information
Living Area: 1497
Living Area Units: Square Feet
Property Type: Residential Income
Property Sub Type: DUPLEX
Year Built: 1956
Lot Information
Lot Size Square Feet: 7068
Lot Size Area: 0.16
Lot Size Units: Acres
Lot Size Acres: 0.16
Lot Features: Level
Utilities
Heating & Cooling
Has Heating
Heating: Natural Gas
Cooling: Central Air
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,497
Stories: 1.0
Lot Size: 7,068 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1956
Year Renovated: 1956
County: Alameda County
APN: 084A018102900
Home facts updated by county records on Jul 28, 2026
Around this home
Schools
Stanton Elementary School
Public K-5 • Assigned • 0.5mi
6/10
Creekside Middle School
Public 6-8 • Assigned • 1.6mi
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...
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2022. This data may not match public records. Learn more.