If you ever have been looking for an opportunity I bet you have never seen this before. Calling all Investors, Handyman, contractors, Or really anyone with a Tool belt, talking about something good. This property sits behind a private gate on a private driveway with a huge backyard and has a large above ground basement that very easily can be converted to 2 additional bedrooms and 2 bathrooms, or a private office or anything your imagination allows you to do. Do not miss out on this one if you like a project. Surrounded by million dollar homes.
Single-familyProperty Type
1935Year Built
0.38 acresLot Size
$914Est. Price/Sq.Ft.
2 car garageParking
Listed by Max Devries•DRE #01373199• Keller Williams Tri-Valley
Bought with Anghelica Paduraru•DRE #01430719• Kasse Real Estate
This appears to be a TLC Properties listing. Located in the sought-after Castro Valley area, this home falls within the well-regarded Castro Valley Unified School District. This makes it an excellent choice for families seeking quality education...
options.
10 months ago• May not reflect the current state of the home
bridgeMLS, Bay East AOR, or Contra Costa AOR #41116931
Dec 5, 2025
Sold
$912,000
$784/sq ft
Nov 19, 2025
Pending
—
Nov 7, 2025
Listed
$650,000
$559/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$11,490 (+186.1%)
$270,000 + $630,000
$900,000
2024
$4,016 (+2.1%)
$270,000 + $630,000
$900,000
2023
$3,935 (+2.4%)
$83,058 + $193,802
$276,860
2022
$3,844 (+2.8%)
$79,833 + $186,277
$266,110
2021
$3,740 (+2.4%)
$79,833 + $186,277
$266,110
2020
$3,652 (−1.5%)
$78,268 + $182,625
$260,893
2019
$3,709 (+3.0%)
$77,465 + $180,753
$258,218
2018
$3,601 (+2.8%)
$75,947 + $177,210
$253,157
2017
$3,504 (+5.1%)
$72,998 + $170,330
$243,328
2016
$3,333 (+7.0%)
$72,998 + $170,330
$243,328
2015
$3,115 (+1.9%)
$71,567 + $166,991
$238,558
2014
$3,058 (+1.3%)
$69,112 + $161,262
$230,374
2013
$3,018 (+2.3%)
$69,112 + $161,262
$230,374
2012
$2,950 (+1.4%)
$68,800 + $160,534
$229,334
2011
$2,908 (−1.9%)
$67,451 + $157,387
$224,838
2010
$2,964 (−0.2%)
$66,129 + $154,301
$220,430
2009
$2,969 (+4.1%)
$65,634 + $153,148
$218,782
2008
$2,851
$65,791 + $153,512
$219,303
Tax history for 18338 Redwood Rd
Year
Property tax
Land + Additions
Assessment*
2025
$11,490 (+186.1%)
$270,000 + $630,000
$900,000
2024
$4,016 (+2.1%)
$270,000 + $630,000
$900,000
2023
$3,935 (+2.4%)
$83,058 + $193,802
$276,860
2022
$3,844 (+2.8%)
$79,833 + $186,277
$266,110
2021
$3,740 (+2.4%)
$79,833 + $186,277
$266,110
2020
$3,652 (−1.5%)
$78,268 + $182,625
$260,893
2019
$3,709 (+3.0%)
$77,465 + $180,753
$258,218
2018
$3,601 (+2.8%)
$75,947 + $177,210
$253,157
2017
$3,504 (+5.1%)
$72,998 + $170,330
$243,328
2016
$3,333 (+7.0%)
$72,998 + $170,330
$243,328
2015
$3,115 (+1.9%)
$71,567 + $166,991
$238,558
2014
$3,058 (+1.3%)
$69,112 + $161,262
$230,374
2013
$3,018 (+2.3%)
$69,112 + $161,262
$230,374
2012
$2,950 (+1.4%)
$68,800 + $160,534
$229,334
2011
$2,908 (−1.9%)
$67,451 + $157,387
$224,838
2010
$2,964 (−0.2%)
$66,129 + $154,301
$220,430
2009
$2,969 (+4.1%)
$65,634 + $153,148
$218,782
2008
$2,851
$65,791 + $153,512
$219,303
*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
2
Baths
1
Stories
1.5
Lot width
—
Lot depth
—
Lot size
0.38 Acres
Year renovated
1935
Sq. Ft.
1,163
Year built
1935
Style
Single Family Residential
County
Alameda County
APN
084C085109800
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 27, 2026.
PD
Planned Development District
Planned development districts, hereinafter designated as PD districts, are established to encourage the arrangement of a compatible variety of uses on suitable lands in such a manner that the resulting development will: be in accord with the policies of the General Plan of the county; provide efficient use of the land that includes preservation of significant open areas and natural and topographic landscape features with minimum alteration of natural land forms; provide an environment that will encourage the use of common open areas for neighborhood or community activities and other amenities; be compatible with and enhance the development of the general area; and create an attractive, efficient and safe environment.
Dec 9, 2014 • Final
Building
Replace the water and waste lines for a bathroom.
Plumbing
Sep 21, 2006 • Final
Building
Remove and replace an existing fireplace and chimney.
Remodel
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
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Detached
Interior
Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1
Interior Features
Interior Features: Breakfast Nook
Laundry Features: Hookups Only
Street Level Features: 1 Bedroom, 1 Bath
Fireplaces Total: 1
Has Fireplace
Flooring: Hardwood Flrs Throughout
Room Information
Kitchen Features: Breakfast Nook
Rooms Total: 5
Room Type: Basement
Fireplace Features: Family Room
Basement: Full
Exterior
Building Information
Construction Materials: Stucco
Building Area Total: 1,163
Exterior Features
Patio And Porch Features: Deck
Exterior Features: Back Yard, Front Yard, Entry Gate
Roof: Shingle
Property Information
Living Area: 1163
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1935
Lot Information
Lot Size Square Feet: 16705
Lot Size Area: 0.38
Lot Size Units: Acres
Lot Size Acres: 0.38
Lot Features: Premium Lot
Utilities
Heating & Cooling
Has Heating
Heating: Gravity
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,163
Stories: 1.5
Lot Size: 0.38 acres
Style: Single Family Residential
Year Built: 1935
Year Renovated: 1935
County: Alameda County
APN: 084C085109800
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Proctor Elementary School
Public K-5 • Assigned • 0.4mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.1mi
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 2025. This data may not match public records. Learn more.