3142 Keith Avenue
Castro Valley, CA, 94546
$699,900
3 Beds
1 Baths
1,865 SqFt
0.29 Acres
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CALLING ALL INVESTORS AND ALL CASH BUYERS! 12,600 SQ FT LOT!
Great Investment Opportunity in Castro Valley! Don’t miss this chance to own a spacious 12,600 SQ ft lot where you can build your new home or compound. The home is in the heart of Castro Valley and offers 3 bedrooms and over 1,800 sq ft of living space, all set on a generous 12,600 sq ft lot surrounded by mature trees—providing privacy, shade, and incredible potential. Whether you&#39're looking to remodel, expand, or build an ADU, this property offers endless possibilities. Additional features include a full unfinished basement, covered carport, and garage space—ideal for storage, workshop use, or future enhancements. Located near shopping, top-rated schools, parks, major freeways and the bay. This property is a rare opportunity to invest in a large lot in a prime location with strong upside potential. Cash or hard money only — the home will not qualify for conventional financing. Schedule your private showing today! Buyer to be responsible for the CVSan Sewer Lateral Compliance.

Property Details

Price:
$699,900
MLS #:
RS25140013
Status:
Active Under Contract
Beds:
3
Baths:
1
Type:
Single Family
Subtype:
Single Family Residence
Listed Date:
Jul 12, 2025
Finished Sq Ft:
1,865
Lot Size:
12,600 sqft / 0.29 acres (approx)
Year Built:
1940
Castro ValleyProbate Listing

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Schools

School District:
Castro Valley

Interior

Bathrooms
1 Full Bathroom
Cooling
None
Heating
Wall Furnace
Laundry Features
Individual Room

Exterior

Community Features
Curbs, Street Lights
Parking Features
Attached Carport, Garage Faces Side, Garage – Three Door, RV Access/Parking
Parking Spots
3.00
Roof
Composition, Shingle

Financial

Map

Community

Market Summary

Current real estate data for Single Family in Castro Valley as of Oct 20, 2025
67
Single Family Listed
116
Avg DOM
703
Avg $ / SqFt
$1,421,770
Avg List Price

Property Summary

    3142 Keith Avenue Castro Valley CA is a Single Family for sale in Castro Valley, CA, 94546. It is listed for $699,900 and features 3 beds, 1 baths, and has approximately 1,865 square feet of living space, and was originally constructed in 1940. The current price per square foot is $375. The average price per square foot for Single Family listings in Castro Valley is $703. The average listing price for Single Family in Castro Valley is $1,421,770.

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3142 Keith Avenue
Castro Valley, CA