This versatile property blends residential comfort with live/work flexibility, offering a lifestyle that adapts to your needs. Inside, you’ll find a remodeled kitchen and bathroom, creating a modern, comfortable living space ideal for everyday life as well as hosting clients if desired. The layout supports both private residential living and a seamless home-based business setup. The deep, oversized garage is a standout feature—perfect for multiple vehicles, a workshop, hobby space, or extra storage. Whether you're a contractor, creative, or simply need room to spread out, this space delivers. A large private yard offers rare outdoor flexibility—ideal for entertaining, gardening, expansion, or creating your own retreat away from the bustle. With strong street presence, excellent visibility, and adaptable design, this property is well-suited for: • Buyers looking for a distinctive home with space and flexibility • Live/work lifestyles • Business owners seeking exposure • Investors exploring income potential Flexible, functional, and full of possibility—properties like this don’t come along often. Live in it, work from it, or both—bring your vision and make it your own.
For sale
Price cut: $50K (6/24)
$798,000
21835 Redwood Rd, Castro Valley, CA 94546
3beds
1,200sqft
Residential, Single Family Residence
Built in 1948
5,227 Square Feet Lot
$782,800 Zestimate®
$665/sqft
$-- HOA
What's special
Excellent visibilityDeep oversized garageStrong street presenceLarge private yardRemodeled kitchen
- 48 days |
- 1,984 |
- 61 |
Zillow last checked:
Listing updated:
Listed by:
Mona Koussa DRE #01260089 925-831-9615,
Ehomesurf, Inc.
Source: Bay East AOR,MLS#: 41136033
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 1
- Full bathrooms: 1
Rooms
- Room types: 3 Bedrooms, 1 Bath, Main Entry, Storage
Bathroom
- Features: Shower Over Tub, Solid Surface, Tile, Updated Baths
Kitchen
- Features: Stone Counters, Eat-in Kitchen, Gas Range/Cooktop, Microwave, Range/Oven Free Standing, Refrigerator, Updated Kitchen
Heating
- Forced Air
Cooling
- Wall/Window Unit(s)
Appliances
- Included: Gas Range, Microwave, Free-Standing Range, Refrigerator, Gas Water Heater
- Laundry: Hookups Only, In Garage, Common Area
Features
- Storage, Updated Kitchen
- Flooring: Hardwood, Tile
- Windows: Window Coverings
- Basement: Crawl Space
- Number of fireplaces: 1
- Fireplace features: Brick, Living Room
Interior area
- Total structure area: 1,200
- Total interior livable area: 1,200 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached, Direct Access, Side Yard Access, Workshop in Garage, Garage Door Opener
- Garage spaces: 2
Features
- Levels: One
- Stories: 1
- Patio & porch: Covered
- Pool features: None
- Fencing: Fenced
Lot
- Size: 5,227 Square Feet
- Features: Level, Sprinklers In Rear, Back Yard, Front Yard
Details
- Parcel number: 4159070
- Special conditions: Standard
- Other equipment: Irrigation Equipment
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Ranch
- Property subtype: Residential, Single Family Residence
Materials
- Stucco, Wood Siding
- Roof: Composition,Rolled/Hot Mop
Condition
- Existing
- New construction: No
- Year built: 1948
Utilities & green energy
- Electric: No Solar
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Security: Security System Owned, Carbon Monoxide Detector(s), Double Strapped Water Heater, Smoke Detector(s)
- Subdivision: Bay Wood
HOA
- Has HOA: No
Location
- Region: Castro Valley
Financial & listing details
- Price per square foot: $665/sqft
- Tax assessed value: $900,000
- Price range: $798K - $798K
- Date on market: 5/26/2026
- Listing agreement: Excl Right
- Listing terms: Cash,Conventional,FHA
Estimated market value
$782,800
$744,000 - $822,000
$3,352/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/24/2026 | Price change | $798,000-5.9%$665/sqft |
Source:  Bay East AOR #41136033 Report a problem | ||
| 5/26/2026 | Listed for sale | $848,000-5.7%$707/sqft |
Source: Bay East AOR #41136033 Report a problem | ||
| 5/26/2026 | Listing removed | $899,000$749/sqft |
Source: Bay East AOR #41129218 Report a problem | ||
| 4/30/2026 | Listed for sale | $899,000$749/sqft |
Source: Bay East AOR #41129218 Report a problem | ||
| 5/28/2020 | Listing removed | $3,000$3/sqft |
Source: eHomeSurf, Inc. #40893780 Report a problem | ||
| 1/30/2020 | Listed for rent | $3,000$3/sqft |
Source: eHomeSurf, Inc. #40893780 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | -- | $900,000 +4.4% |
| 2024 | $11,158 +4.9% | $862,000 +5.4% |
| 2023 | $10,641 +258% | $818,000 +363.6% |
| 2022 | $2,972 +1.5% | $176,431 +2% |
| 2021 | $2,928 +1.5% | $172,973 +1% |
| 2020 | $2,884 -0.6% | $171,200 +2% |
| 2019 | $2,901 -3.7% | $167,842 +2% |
| 2018 | $3,012 | $164,553 +2% |
| 2017 | $3,012 +6.3% | $161,326 +2% |
| 2016 | $2,834 +10.7% | $158,163 +1.5% |
| 2015 | $2,559 | $155,788 +2% |
| 2014 | $2,559 | $152,736 +0.5% |
| 2013 | -- | $152,047 +2% |
| 2012 | -- | $149,066 +2% |
| 2011 | -- | $146,144 +0.8% |
| 2010 | -- | $145,052 -0.2% |
| 2009 | -- | $145,397 +2% |
| 2008 | -- | $142,546 +2% |
| 2007 | -- | $139,751 +2% |
| 2006 | -- | $137,011 +2% |
| 2005 | -- | $134,325 +2% |
| 2004 | -- | $131,693 +1.9% |
| 2003 | -- | $129,279 +2% |
| 2002 | -- | $126,744 +2% |
| 2001 | $1,539 | $124,259 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 94546
Nearby schools
GreatSchools rating
- 2/10Fairview Elementary SchoolGrades: K-6Distance: 1.3 mi
- 4/10Bret Harte Middle SchoolGrades: 7-8Distance: 1.3 mi
- 5/10Hayward High SchoolGrades: 9-12Distance: 1.3 mi
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A local agent can set up tours, give advice and negotiate with sellers.
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