Location, Location, Location! MOVE-IN READY! Potential for ADU Why rent when you can own and rent at the same time—let the second unit help pay your mortgage! This rare duplex feels like two separate single-family homes, making it perfect for owner-occupants or investors. Situated on approximately 1/4 acre at the end of a private flag lot, this large duplex features: Unit 1 (Owner's Unit): 3 bedrooms, 2 bathrooms, 2-car garage Unit 2: 2 bedrooms, 1.5 bathrooms, 1-car garage, Both units have private fenced backyards, Room for 4–6 cars parking in front of the units. Both units have been fully upgraded. Brand new kitchen cabinets and countertops (one unit includes a center island), Heavy-duty stainless steel range hoods. All-new stainless appliances, including ranges and dishwashers. Fresh interior paint throughout both units, New laminate including the stairs. Ideal for families, especially with young children, thanks to the huge private yard and walking distance to a well-rated middle school. Easy access to highways 580, 880, and 660, and you're just minutes from Lake Chabot, BART, downtown, and local shopping centers. This property checks all the boxes: location, condition, flexibility, and investment potential. Don't miss out—move in today and start building equity!
Sold for $1,365,000
$1,365,000
20595 Center St, Castro Valley, CA 94546
5beds
2,855sqft
Residential, Single Family Residence
Built in 1974
0.25 Acres Lot
$1,352,500 Zestimate®
$478/sqft
$5,239 Estimated rent
Home value
$1,352,500
$1.22M - $1.50M
$5,239/mo
Zestimate® history
Owner options
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$5,239/mo
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$5,239/mo
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$8,755/mo
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$8,755/mo
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List your homeWhat's special
Large duplexNew laminatePrivate flag lotFresh interior paintAll-new stainless appliancesPrivate fenced backyardsHuge private yard
Zillow last checked:
Listing updated:
Listed by:
Kanwal Gill DRE #02119969 510-432-4579,
Keller Williams Realty
Bought with:
Jawad Khan, DRE #01883577
Alliance Bay Realty
Source: Bay East AOR,MLS#: 41104718
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 4
- Full bathrooms: 3
- Partial bathrooms: 1
Rooms
- Room types: 3 Bedrooms, 0.5 Bath, 2 Baths, Main Entry, Basement
Kitchen
- Features: Breakfast Nook, Dishwasher, Eat-in Kitchen, Disposal, Gas Range/Cooktop, Kitchen Island
Heating
- Forced Air, Wall Furnace
Cooling
- None
Appliances
- Included: Dishwasher, Gas Range, Dryer, Washer, Gas Water Heater
- Laundry: In Garage, In Unit, Common Area
Features
- Breakfast Nook
- Flooring: Laminate, Tile
- Doors: Mirrored Closet Door(s)
- Has basement: Yes
- Has fireplace: No
- Fireplace features: None
Interior area
- Total structure area: 2,855
- Total interior livable area: 2,855 sqft
Property
Parking
- Total spaces: 3
- Parking features: Attached, Off Street, Garage Door Opener
- Garage spaces: 3
Features
- Levels: Two
- Stories: 2
- Exterior features: Dog Run, Garden/Play
- Pool features: None
Lot
- Size: 0.25 Acres
- Features: 2 Houses / 1 Lot, Back Yard
Details
- Parcel number: 84C65554
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Contemporary
- Property subtype: Residential, Single Family Residence
Materials
- Stucco
- Roof: Composition
Condition
- Existing
- New construction: No
- Year built: 1974
Utilities & green energy
- Electric: No Solar
- Utilities for property: Individual Electric Meter, Individual Gas Meter
Community & HOA
Community
- Subdivision: None
HOA
- Has HOA: No
Location
- Region: Castro Valley
Financial & listing details
- Price per square foot: $478/sqft
- Tax assessed value: $905,583
- Price range: $1.4M - $1.4M
- Date on market: 7/14/2025
- Listing agreement: Excl Right
- Listing terms: Cash,Conventional
Price history
| Date | Event | Price |
|---|---|---|
| 9/12/2025 | Sold | $1,365,000-2.2%$478/sqft |
Source:  Bay East AOR #41104718 Report a problem | ||
| 8/4/2025 | Pending sale | $1,395,000$489/sqft |
Source: Bay East AOR #41104718 Report a problem | ||
| 7/14/2025 | Listed for sale | $1,395,000$489/sqft |
Source: Bay East AOR #41104719 Report a problem | ||
| 7/11/2025 | Listing removed | $1,395,000$489/sqft |
Source: Bay East AOR #41100944 Report a problem | ||
| 6/11/2025 | Listed for sale | $1,395,000+82.4%$489/sqft |
Source:  bridgeMLS/CCAR/Bay East AOR #41100681 Report a problem | ||
| 3/24/2021 | Listing removed | -- |
Source: Owner Report a problem | ||
| 10/16/2018 | Listing removed | $2,495$1/sqft |
Source: Owner Report a problem | ||
| 9/30/2018 | Listed for rent | $2,495$1/sqft |
Source: Owner Report a problem | ||
| 12/1/2015 | Sold | $765,000+9.4%$268/sqft |
Source: Public Record Report a problem | ||
| 10/7/2015 | Price change | $699,500-15.6%$245/sqft |
Source: RE/MAX ACCORD #40712004 Report a problem | ||
| 8/19/2015 | Listed for sale | $829,000$290/sqft |
Source: RE/MAX ACCORD #40712004 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $905,583 +2% |
| 2024 | $12,002 +1.8% | $887,827 +2% |
| 2023 | $11,789 -0.3% | $870,424 +2% |
| 2022 | $11,822 +5.2% | $853,357 +2% |
| 2021 | $11,242 +2.4% | $836,626 +1% |
| 2020 | $10,981 -1.7% | $828,050 +2% |
| 2019 | $11,175 +5.8% | $811,817 +2% |
| 2018 | $10,567 | $795,905 +2% |
| 2017 | $10,567 +5% | $780,300 +2% |
| 2016 | $10,062 +117.5% | $765,000 +137.8% |
| 2015 | $4,625 +2.2% | $321,706 +2% |
| 2014 | $4,525 | $315,406 +0.5% |
| 2013 | -- | $313,982 +2% |
| 2012 | -- | $307,827 +2% |
| 2011 | -- | $301,791 +0.8% |
| 2010 | -- | $299,537 -0.2% |
| 2009 | -- | $300,250 +2% |
| 2008 | -- | $294,364 +2% |
| 2007 | -- | $288,592 +2% |
| 2006 | -- | $282,935 +2% |
| 2005 | -- | $277,387 +2% |
| 2004 | -- | $271,950 +1.9% |
| 2003 | -- | $266,967 +2% |
| 2002 | -- | $261,734 +2% |
| 2001 | $3,178 | $256,601 |
Find assessor info on the county website
Neighborhood: 94546
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Nearby schools
GreatSchools rating
- 9/10Marshall Elementary SchoolGrades: K-5Distance: 0.3 mi
- 10/10Creekside Middle SchoolGrades: 6-8Distance: 0.3 mi
- 9/10Castro Valley High SchoolGrades: 9-12Distance: 1 mi
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Estimated market value
$1,352,500
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$1,352,500
- California
- Alameda County
- Castro Valley
- 94546
- 20595 Center St
Nearby cities
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