2121 166Th Ave Castro Valley CA 94578 | MLS #41147899
This absolutely stunning home boasts over $125,000 of tasteful updates and upgrades from the previous two owners including a remodeled kitchen with built in beverage bar, home theater, remodeled half bath with vanity, laminate flooring, recessed lighting, crown molding, dual pane windows, epoxy garage floor, Hardie plank siding, Trex composite decking, new AC, a new driveway, and Tesla car charger. An abundance of natural light fills the open concept and versatile floor plan which flows seamlessly to a beautiful backyard – perfect for relaxing at home or entertaining family and friends on special occasions. Great location—close to the freeway and BART (without the noise) for an easy commute, near the vibrant downtown with a diverse dining scene, and surrounded by abundant hiking and biking trails. This one is not to be missed!
Property Details
Price:
$999,000
MLS #:
41147899
Status:
Active
Beds:
3
Baths:
2.5
Type:
Single Family
Subtype:
Single Family Residence
Listed Date:
Oct 8, 2026
Finished Sq Ft:
1,770
Lot Size:
4,264 sqft / 0.10 acres (approx)
Year Built:
1978
See this Listing
Schools
Interior
Bathrooms
2 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Carpet, Laminate
Heating
Gravity
Levels
Two
Exterior
Architectural Style
Contemporary
Attached Garage YN
1
Construction Materials
See Remarks
Covered Spaces
2
Garage Spaces
2
Parking Features
Garage
Parking Spots
2
Parking Total
2
Financial
Map
Community
- Address2121 166Th Ave Castro Valley CA
- SubdivisionOther
- CityCastro Valley
- CountyAlameda
- Zip Code94578
Subdivisions in Castro Valley
Market Summary
Current real estate data for Single Family in Castro Valley as of Oct 21, 2026
50
Single Family Listed
33
Avg DOM
639
Avg $ / SqFt
$1,296,742
Avg List Price
Property Summary
- Located in the Other subdivision, 2121 166Th Ave Castro Valley CA is a Single Family for sale in Castro Valley, CA, 94578. It is listed for $999,000 and features 3 beds, 3 baths, and has approximately 1,770 square feet of living space, and was originally constructed in 1978. The current price per square foot is $564. The average price per square foot for Single Family listings in Castro Valley is $639. The average listing price for Single Family in Castro Valley is $1,296,742. To schedule a showing of MLS#41147899 at 2121 166Th Ave in Castro Valley, CA, contact your Compass agent at 310.409.7242.
Similar Listings Nearby
Courtesy of Compass. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than Compass include the name of the listing broker. Neither the listing company nor Compass shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.2121 166Th Ave
Castro Valley, CA