3818 Norbridge Ave, Castro Valley, CA 94546
What's special
Two living spaces in one brand-new home! The main residence features 3 bedrooms and 3 full baths, plus a private-entry 1-bedroom, 1-bath ADU with its own kitchen, ideal for extended family, guests or flexible independent living. Offering approximately 1,714 total sq. ft., the home includes an attached 2-car garage, an open-concept living level and a private deck. The stylish kitchen features quartz countertops, stainless steel appliances, pendant lighting and a spacious center island. Additional highlights include luxury vinyl plank flooring, a private top-floor primary suite, solar, smart-home features and EV-charging prewiring. Close to Castro Valley BART, I-580, shopping, dining and outdoor recreation.
- 61 days
- 421
- 20
Travel times
Living Room
Kitchen
Primary Bedroom
ADU
Zillow last checked:
Listing updated:
Karina Elias DRE #02084655 KarinaERealEstate@gmail.com,
Exp Realty Of California, Inc
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 4
Rooms
- Room types: Main Entry, Other
Kitchen
- Features: Stone Counters, Dishwasher, Electric Range/Cooktop, Kitchen Island, Microwave
Heating
- Forced Air
Cooling
- Central Air
Appliances
- Included: Dishwasher, Electric Range, Microwave
- Laundry: Hookups Only, Laundry Room, Upper Level
Features
- Flooring: Laminate, Tile, Carpet
- Has fireplace: No
- Fireplace features: None
Interior area
- Total structure area: 1,714
- Total interior livable area: 1,714 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached, Garage Door Opener
- Garage spaces: 2
Features
- Levels: Three Or More
- Stories: 3
- Entry location: No Steps to Entry
- Patio & porch: Deck, Covered
- Exterior features: Unit Faces Street
- Pool features: None
- Fencing: Fenced
Lot
- Features: See Remarks
Details
- Special conditions: Standard
Construction
Type & style
- Home type: Townhouse
- Architectural style: Contemporary
- Property subtype: Residential, Townhouse
Materials
- Stucco
- Roof: Tile
Condition
- New construction: Yes
- Year built: 2025
Details
- Builder name: KB Homes
Utilities & green energy
- Electric: Other Solar
- Sewer: Public Sewer
- Water: Public
Green energy
- Energy generation: Solar
Community & HOA
Community
- Security: Carbon Monoxide Detector(s), Smoke Detector(s)
- Subdivision: Castro Valley
HOA
- Has HOA: Yes
- Amenities included: Greenbelt, Other
- Services included: Common Area Maint
- HOA fee: $320 monthly
- HOA name: CALL LISTING AGENT
- HOA phone: 888-888-8888
Location
- Region: Castro Valley
Financial & listing details
- Price per square foot: $641/sqft
- Price range: $1.1M - $1.1M
- Date on market: 8/13/2026
- Listing agreement: Excl Right
- Listing terms: Cash,Conventional,1031 Exchange,VA Loan
Price history
| Date | Event | Price |
|---|---|---|
| 9/18/2026 | Price change | $1,099,000-3.5%$641/sqft |
Source:  Bay East AOR #41144856 Report a problem | ||
| 8/7/2026 | Price change | $1,139,000-1.8%$665/sqft |
Source:  KB Home Report a problem | ||
| 4/12/2026 | Price change | $1,159,990-0.2%$677/sqft |
Source: KB Home Report a problem | ||
| 4/4/2026 | Price change | $1,162,893-1.9%$678/sqft |
Source: KB Home Report a problem | ||
| 3/26/2026 | Price change | $1,184,990-1.3%$691/sqft |
Source: KB Home Report a problem | ||
| 2/21/2026 | Price change | $1,199,990+0.6%$700/sqft |
Source: KB Home Report a problem | ||
| 2/12/2026 | Listed for sale | $1,192,519$696/sqft |
Source: KB Home Report a problem | ||
Public tax history
Monthly payment
Estimated market value
$1,080,000
$1.03M - $1.13M
$5,194/mo
Climate risks
Explore flood, wildfire, and other predictive climate risk information for this property on First Street®️.