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Sold for $754,500
    • Tax assessed value
    $754,500

    21237 Orange Ave, Castro Valley, CA 94546

    3beds
    1,028sqft
    Residential, Single Family Residence
    Built in 1943
    5,000 Square Feet Lot
    $823,700 Zestimate®
    $734/sqft
    $3,357 Estimated rent

    Home value

    $823,700

    $774,000 - $873,000

    $3,357/mo

    Zestimate® history
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    $4,920/mo

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    What's special

    Welcome to this beautifully updated 3-bedroom home, offering comfort, functionality, and future potential — all on a spacious lot in a prime location. Recent exterior upgrades include fresh paint on all three structures, a brand-new garage roof, new gutters, and a newly replaced sewer lateral. The detached 2-car garage is already equipped with water, sewer, electrical, and gas connections — offering excellent ADU potential (buyer to verify). Inside, you'll find stylish engineered wood flooring throughout, dual-pane windows, and a remodeled bathroom. The updated kitchen flows seamlessly into the living space. Additional features include stacked washer/dryer, fresh interior paint, and new lighting throughout. The large, low-maintenance backyard is perfect for entertaining, storing extra vehicles, or even a boat. This move-in ready home is a rare find in Castro Valley — don’t miss your opportunity to make it yours!

    Zillow last checked:

    Listing updated:

    Listed by:

    Leslie Foster DRE #01804083 510-397-0696,

    Exp Realty Of California, Inc

    Bought with:

    Jeff Colon, DRE #01413687

    Abndt Real Estate

    Source: Bay East AOR,MLS#: 41100892MLS Logo

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 1
    • Full bathrooms: 1
    Rooms
    • Room types: 3 Bedrooms, 1 Bath, Main Entry, Dining Room, Dining Area, Converted Garage
    Kitchen
    • Features: Counter - Solid Surface, Dishwasher, Range/Oven Free Standing, Updated Kitchen
    Heating
    • Forced Air
    Cooling
    • None
    Appliances
    • Included: Dishwasher, Free-Standing Range, Dryer, Washer, Washer/Dryer Stacked
    • Laundry: Laundry Closet, In Unit
    Features
    • Counter - Solid Surface, Updated Kitchen
    • Flooring: Other
    • Has fireplace: No
    • Fireplace features: None
    Interior area
    • Total structure area: 1,028
    • Total interior livable area: 1,028 sqft

    Property

    Parking
    • Total spaces: 2
    • Parking features: Detached, Side Yard Access
    • Garage spaces: 2
    Features
    • Levels: One
    • Stories: 1
    • Patio & porch: Porch
    • Exterior features: Storage
    • Pool features: None
    • Fencing: Fenced
    Lot
    • Size: 5,000 Square Feet
    • Features: Level, Back Yard, Front Yard, Landscaped, Side Yard, Yard Space
    Details
    • Additional structures: Shed(s)
    • Parcel number: 4156018
    • Special conditions: Standard

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Traditional
    • Property subtype: Residential, Single Family Residence
    Materials
    • Stucco
    • Roof: Composition
    Condition
    • Existing
    • New construction: No
    • Year built: 1943

    Utilities & green energy

    • Electric: No Solar

    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: $734/sqft
    • Tax assessed value: $754,500
    • Price range: $754.5K - $754.5K
    • Date on market: 6/10/2025
    • Listing agreement: Excl Right
    • Listing terms: Cash,Conventional

    Price history

    DateEventPrice
    11/19/2025Listing removed$3,200$3/sqft
    Source: Zillow Rentals Report a problem
    11/11/2025Listed for rent$3,200+2.4%$3/sqft
    Source: Zillow Rentals Report a problem
    10/25/2025Listing removed$3,125$3/sqft
    Source: Zillow Rentals Report a problem
    9/27/2025Price change$3,125-6.7%$3/sqft
    Source: Zillow Rentals Report a problem
    9/21/2025Listed for rent$3,350$3/sqft
    Source: Zillow Rentals Report a problem
    7/28/2025Sold$754,500-2.6%$734/sqft
    Source: Bay East AOR #41100892 Report a problem
    7/11/2025Pending sale$775,000$754/sqft
    Source: Bay East AOR #41100892 Report a problem
    7/8/2025Price change$775,000-3%$754/sqft
    Source: Bay East AOR #41100892 Report a problem
    6/11/2025Listed for sale$799,000+110.3%$777/sqft
    Source: bridgeMLS/CCAR/Bay East AOR #41100892 Report a problem
    4/11/2014Sold$380,000-5%$370/sqft
    Source: Bay East AOR #40648275 Report a problem
    3/15/2014Pending sale$399,950$389/sqft
    Source: Coldwell Banker Residential Brokerage - Castro Valley #40648275 Report a problem
    3/7/2014Listed for sale$399,950+95.1%$389/sqft
    Source: Coldwell Banker Residential Brokerage - Castro Valley #40648275 Report a problem
    11/24/1999Sold$205,000$199/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2026-- $754,500 +59.6%
    2025$6,521 +2.6%$472,770 +2%
    2024$6,356 +2%$463,502 +2%
    2023$6,233 +2.4%$454,416 +2%
    2022$6,087 +1.2%$445,506 +2%
    2021$6,017 +1.4%$436,774 +1%
    2020$5,937 -0.7%$432,297 +2%
    2019$5,978 +9.1%$423,823 +2%
    2018$5,480 +1.3%$415,516 +3.5%
    2017$5,410 +6.1%$401,370 +2%
    2016$5,101 +51.8%$393,500 +1.5%
    2015$3,361 $387,591 +50.8%
    2014$3,361 $257,021 +0.5%
    2013-- $255,861 +2%
    2012-- $250,845 +2%
    2011-- $245,927 +0.8%
    2010-- $244,091 -0.2%
    2009-- $244,671 +2%
    2008-- $239,874 +2%
    2007-- $235,171 +2%
    2006-- $230,561 +2%
    2005-- $226,040 +2%
    2004-- $221,609 +1.9%
    2003-- $217,548 +2%
    2002-- $213,282 +2%
    2001$2,323 $209,100
    Find assessor info on the county website

    Neighborhood: 94546

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    Estimated market value
    $823,700
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    Estimated market value
    $823,700

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