Come see this affordable, central Castro Valley duplex close to shopping, transportation and award winning schools. Great upgrades in the owner’s unit include hardwood floors in the living room and bedrooms, tile and granite in the kitchen and an updated bath!
Multi-familyProperty Type
1961Year Built
5,928 sq ftLot Size
$618Est. Price/Sq.Ft.
1 car garageParking
Listed by Nicholas Liesenfeld•DRE #01364555• Berkshire Hathaway Home Services
Bought with Cyrus Jaffari•DRE #01899523• Santa Clara Realty
bridgeMLS, Bay East AOR, or Contra Costa AOR #40669623
Oct 1, 2014
Sold
$612,000
$364/sq ft
Aug 27, 2014
Pending
—
Aug 10, 2014
Listed
$599,000
$357/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40042478
Jan 7, 2005
Sold
$659,000
$392/sq ft
Nov 8, 2004
Listing Removed
—
Sep 23, 2004
Listed
$659,000
$392/sq ft
A great investment property. two bedroom, 1 bath ,with 2 car garages for each unit. Big backyards. Dual pane windows, sliding doors, newer wall to wall carpets, newer interior/exterior paint. Close to schools and shopping. Good tenants. Write subject to inspection.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40029098
Aug 31, 2004
Sold
$613,000
$365/sq ft
Jul 26, 2004
Listing Removed
—
Jul 19, 2004
Listed
$588,000
$350/sq ft
GOOD TENANTS,BIG BACKYARD,DOUBLE PANE WINDOWS, SLIDING DOORS,NEWER A/C WINDW UNITS;NEWER WALL TO WALL CARPETS, NEWER INTERIOR/EXTERIOR PAINT, 2 CAR GARAGE PER UNIT.
Public Records
Mar 27, 2001
Sold
$500,000
$298/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11076410
Mar 27, 2001
Sold
$455,000
$271/sq ft
Mar 2, 2001
Listing Removed
—
Jan 12, 2001
Listed
$450,000
$268/sq ft
Public Records
Jan 30, 1989
Sold
$135,000
$80/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$10,200 (+2.5%)
$240,362 + $495,145
$735,507
2024
$9,953 (+1.9%)
$240,362 + $495,145
$735,507
2023
$9,765 (+2.2%)
$235,650 + $485,439
$721,089
2022
$9,552 (+2.7%)
$226,500 + $466,590
$693,090
2021
$9,298 (+2.4%)
$226,500 + $466,590
$693,090
2020
$9,079 (−1.7%)
$222,060 + $457,443
$679,503
2019
$9,233 (+3.0%)
$219,784 + $452,755
$672,539
2018
$8,967 (+2.8%)
$215,476 + $443,880
$659,356
2017
$8,725 (+5.0%)
$207,110 + $426,646
$633,756
2016
$8,307 (+7.1%)
$207,110 + $426,646
$633,756
2015
$7,756 (+5.2%)
$203,050 + $418,283
$621,333
2014
$7,376 (+23.4%)
$171,000 + $399,000
$570,000
2013
$5,976 (+0.6%)
$171,000 + $399,000
$570,000
2012
$5,940 (−4.8%)
$135,000 + $315,000
$450,000
2011
$6,240 (−9.0%)
$135,000 + $315,000
$450,000
2010
$6,855 (−3.3%)
$142,500 + $332,500
$475,000
2009
$7,085 (−18.4%)
$159,000 + $371,000
$530,000
2008
$8,683
$165,000 + $385,000
$550,000
Tax history for 18307 Redwood Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,200 (+2.5%)
$240,362 + $495,145
$735,507
2024
$9,953 (+1.9%)
$240,362 + $495,145
$735,507
2023
$9,765 (+2.2%)
$235,650 + $485,439
$721,089
2022
$9,552 (+2.7%)
$226,500 + $466,590
$693,090
2021
$9,298 (+2.4%)
$226,500 + $466,590
$693,090
2020
$9,079 (−1.7%)
$222,060 + $457,443
$679,503
2019
$9,233 (+3.0%)
$219,784 + $452,755
$672,539
2018
$8,967 (+2.8%)
$215,476 + $443,880
$659,356
2017
$8,725 (+5.0%)
$207,110 + $426,646
$633,756
2016
$8,307 (+7.1%)
$207,110 + $426,646
$633,756
2015
$7,756 (+5.2%)
$203,050 + $418,283
$621,333
2014
$7,376 (+23.4%)
$171,000 + $399,000
$570,000
2013
$5,976 (+0.6%)
$171,000 + $399,000
$570,000
2012
$5,940 (−4.8%)
$135,000 + $315,000
$450,000
2011
$6,240 (−9.0%)
$135,000 + $315,000
$450,000
2010
$6,855 (−3.3%)
$142,500 + $332,500
$475,000
2009
$7,085 (−18.4%)
$159,000 + $371,000
$530,000
2008
$8,683
$165,000 + $385,000
$550,000
*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
Permits
Beds
4
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
5,928 Sq. Ft.
Year renovated
1976
Sq. Ft.
1,680
Year built
1961
Style
Multi-Family (2-4 Unit)
County
Alameda County
APN
084D120800708
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 27, 2026.
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
Jul 31, 2019 • Final
Building
Remove existing composition asphalt shingles and install a new built-up roof on a residential building. Use the existing roof deck.
Roofing
Mar 28, 2000 • Final
Building
Work on a reroof.
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
Parking
Parking Information
Total # of Parking Spaces: 4
Has Attached Garage
Parking Features: Garage Door Opener, Attached
Interior
Interior Features
Appliances: Gas Water Heater
Laundry Features: Laundry Closet
Flooring: Hardwood, Tile
Unit 1 Information
Unit 1 # of Bathrooms: 1
Unit 1 Dining Room: No
Unit 1 Air Conditioning: No
Unit 1 Parking Spaces: 2
Unit 2 Information
Unit 2 # of Bathrooms: 1
Unit 2 Dining Room: No
Unit 2 Air Conditioning: No
Unit 2 # of Parking Spaces: 2
Multi-Unit Information
Number Of Units Total: 2
Exterior
Building Information
Construction Materials: Stone
Building Area Total: 1,680
Exterior Features
Exterior Features: Back Yard
Property Information
Living Area: 1680
Living Area Units: Square Feet
Property Type: Residential Income
Property Sub Type: DUPLEX
Year Built: 1961
Lot Information
Lot Size Square Feet: 5928
Lot Size Area: 0.13
Lot Size Units: Acres
Lot Size Acres: 0.13
Lot Features: Sloped Up
Utilities
Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: No Air Conditioning
Location
School Information
High School District: Castro Valley (510) 537-3000
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,680
Stories: 1.0
Lot Size: 5,928 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1961
Year Renovated: 1976
County: Alameda County
APN: 084D120800708
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Proctor Elementary School
Public K-5 • Assigned • 0.3mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.2mi
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...
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2014. This data may not match public records. Learn more.