$1,699,800

beds

baths

half bath

2,504

square ft

19175 Carlton Ave

Castro Valley, California 94546

New / MLS #41128856 / Single Family / Castro Valley

Listing information updated 3/30/2026 at 4:30pm

North facing home. This updated single-story home in Castro Valley perfectly blends modern farmhouse style with everyday comfort. The interior feels fresh and bright with new flooring and an open layout that flows naturally between the living areas. It's clean, move-in ready, and designed for easy living. The standout feature is the exterior space. You get a rare detached 3-car garage plus plenty of extra parking for a boat, RV, or workshop. Even more impressive is the full extra lot at the back of the house. This provides a massive opportunity to either subdivide the land or build two ADUs, making it ideal for multi-generational living or rental income. Located in a prime neighborhood, this property offers a rare balance of a polished home and huge future potential. Whether you want a private retreat with a massive yard or a smart investment you can develop, this is a one-of-a-kind find. Can't you just picture the possibilities here?

Full Features

Architecture Style:

Contemporary

Exterior Type:

Wood Siding

Beds Above Grade:

Cooling System:

Central Air

Heating System:

Gravity

Appliances:

See Remarks

Main Level Primary Bedroom:

Fireplace:

Yes

Pool:

Age:

25 Years

Roof Type:

Composition Shingles

Parking Type:

Detached

Parking Spaces:

Garage:

Room Count:

Square Feet:

2,504

Lot Size:

15246 Square Feet

External Features:

Back Yard, Front Yard, Landscape Back, Landscape Front, Low Maintenance

Taxes & Assessments

Tax Amount:

N/A

Tax Year:

N/A

Location

Zip Code:

94546

City:

Castro Valley

County:

Alameda

Schools

Elementary School:

N/A

Middle School:

N/A

High School:

N/A

Architecture Style:

Contemporary

Exterior Type:

Wood Siding

Beds Above Grade:

Cooling System:

Central Air

Heating System:

Gravity

Appliances:

See Remarks

Main Level Primary Bedroom:

Fireplace:

Yes

Pool:

Age:

25 Years

Roof Type:

Composition Shingles

Parking Type:

Detached

Parking Spaces:

Garage:

Room Count:

Square Feet:

2,504

Lot Size:

15246 Square Feet

External Features:

Back Yard, Front Yard, Landscape Back, Landscape Front, Low Maintenance

Tax Amount:

N/A

Tax Year:

N/A

Zip Code:

94546

City:

Castro Valley

County:

Alameda

Elementary School:

N/A

Middle School:

N/A

High School:

N/A

Listing Agent: Lisa Doyle

Listing Office: Christie's Intl Re Sereno

Disclaimer: Bay East 2026. CCAR 2026. bridgeMLS 2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.