Duplex in Castro Valley!! Excellent Opportunity! Sweet Property with a Picket Fence! Each unit boasts original charm! All Tile Flooring Throughout Both Units. Each has their own Laundry Room and half of the Two Car Detached Garage! Front Unit (20242) Has a spacious Front Yard. The Rear Unit (20240) has a Wonderful Fenced Rear Yard. The Detached Garage is a Rare Treat in the Area for Tenants. Central Location! Steps to Castro Valley's Thriving Downtown featuring CV Market Place, Canyons BBQ, Philz Coffee, Shopping and tons of Entertainment!! Half a mile to HL Peninsula The Largest Cantonese Restaurant in the US! Walking distance to BART (Only 0.2 Miles from Property) and other Transportation!! DO NOT WALK PROPERTY OR DISTURB TENANTS.
For sale
$950,000
20942 Wilbeam Ave, Castro Valley, CA 94546
4beds
2baths
1,792sqft
Multi Family, Duplex
Built in 1948
-- sqft lot
$931,000 Zestimate®
$530/sqft
$-- HOA
What's special
Original charmWonderful fenced rear yardSpacious front yardTwo car detached garagePicket fence
- 21 days
- 1,340
- 70
Zillow last checked:
Listing updated:
Listed by:
Ralph Watkins III DRE #00977204 510-278-2121,
Watkins Real Estate
Source: Bay East AOR,MLS#: 41145013
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 2
Heating
- Wall Furnace
Cooling
- No Air Conditioning
Appliances
- Included: Gas Water Heater
- Laundry: Washer/Dryer Hookups
Features
- Tub w/Shower Over
- Flooring: Tile
- Basement: None
- Has fireplace: No
Interior area
- Total structure area: 1,792
- Total interior livable area: 1,792 sqft
Property
Parking
- Total spaces: 2
- Parking features: Detached
- Has garage: Yes
Lot
- Size: 7,150 Square Feet
- Features: Rectangular Lot, Back Yard, Front Yard
Details
- Parcel number: 84A6059
- Special conditions: Successor Trustee Sale
Construction
Type & style
- Home type: MultiFamily
- Property subtype: Multi Family, Duplex
- Attached to another structure: Yes
Materials
- Stucco, Wood Siding
- Roof: Composition
Condition
- Year built: 1948
Utilities & green energy
- Electric: No Solar
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Individual Electric Meter, Individual Gas Meter
Community & HOA
Community
- Security: Carbon Monoxide Detector(s), Double Strapped Water Heater, Smoke Detector(s)
- Subdivision: Castro Valley
HOA
- Has HOA: No
Location
- Region: Castro Valley
Financial & listing details
- Price per square foot: $530/sqft
- Tax assessed value: $828,044
- Price range: $950K - $950K
- Date on market: 8/14/2026
- Listing agreement: Excl Right
- Listing terms: Cash,Conventional
- Lease term: Month To Month,Security Deposit,Written Agreement
- Total actual rent: 41724
- Tenant pays: Electricity, Gas
Estimated market value
$931,000
$884,000 - $978,000
$2,887/mo
Price history
| Date | Event | Price |
|---|---|---|
| 8/14/2026 | Listed for sale | $950,000$530/sqft |
Source:  Bay East AOR #41145013 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | -- | $828,044 +2% |
| 2025 | $11,183 +2.4% | $811,814 +2% |
| 2024 | $10,918 +1.9% | $795,900 +2% |
| 2023 | $10,719 +2.2% | $780,300 +2% |
| 2022 | $10,492 +2.7% | $765,000 +2% |
| 2021 | $10,216 +184% | $750,000 +280.5% |
| 2020 | $3,597 -1.2% | $197,121 +2% |
| 2019 | $3,641 +6.1% | $193,256 +2% |
| 2018 | $3,432 | $189,467 +2% |
| 2017 | $3,432 +4.9% | $185,752 +2% |
| 2016 | $3,272 +10.4% | $182,110 +1.5% |
| 2015 | $2,962 | $179,376 +2% |
| 2014 | $2,962 | $175,862 +0.5% |
| 2013 | -- | $175,069 +2% |
| 2012 | -- | $171,637 +2% |
| 2011 | -- | $168,271 +0.8% |
| 2010 | -- | $167,014 -0.2% |
| 2009 | -- | $167,410 +2% |
| 2008 | -- | $164,128 +2% |
| 2007 | -- | $160,910 +2% |
| 2006 | -- | $157,756 +2% |
| 2005 | -- | $154,664 +2% |
| 2004 | -- | $151,633 +1.9% |
| 2003 | -- | $148,854 +2% |
| 2002 | -- | $145,935 +2% |
| 2001 | $1,994 | $143,073 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 94546
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