4231 Somerset Ave Castro Valley, CA $ 999,950
4231 Somerset Ave
$ 999,950
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4231 Somerset Ave

Castro Valley, CA, 94546
$ 999,950
Bedrooms3 Baths0.0 Sq 1,285

Monthly Estimate*

$ 6,314

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Multi-Family Home for sale in Castro Valley, CA

for $999,950 with 3 bedrooms. This 1,285 square foot home was built in 1949 on a lot size of 0.12.

Charming, beautifully remodeled 3-bedroom, 1-bath home offering 1,035 square feet of comfortable living space, plus a detached 250-square-foot cottage (ADU) with laundry. The rental income from the cottage provides an excellent opportunity to offset your mortgage, making it easier to own more home in this desirable, quiet court location. Tasteful updates are found throughout the property. Gorgeous hardwood floors flow through most of the home, complemented by tile flooring in the kitchen, bathroom, and laundry room, with carpet in select areas. The updated kitchen features Corian countertops, attractive wood cabinetry, a 4-burner gas range, built-in microwave, and abundant cabinet space. A spacious laundry room offers even more storage with extensive built-in cabinetry. The inviting living room showcases a custom tray ceiling, elegant crown molding, and energy-efficient LED lighting, creating a warm and welcoming atmosphere. Step outside to a patio deck overlooking the private, fenced backyard with lush lawn—perfect for relaxing or entertaining. A matching storage shed provides additional space for tools, gardening equipment, or seasonal items. A standout feature of this property is the detached, updated studio ADU-cottage, offering exceptional flexibility and income potential. Currently rented for $1,750 per month plus utilities, the cottage is separately fenced for added privacy and is ideal as a rental, guest house, private home office, or space for extended family. Move-in ready and thoughtfully updated, this exceptional property combines comfort, style, and outstanding investment potential. Don't miss this rare opportunity!

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Multi-Family Active

Price

$ 999,950

Bedrooms

3

Property Type

Multi-Family

Taxes

$ 0

Style

2HOUSES-1LOT

Lot Size

0.12

Year Built

1949

Town/City

Castro Valley

County/Region

Alameda

MLS | Web ID

41141107

Features
General
Living Area 1285
Sewer Public Sewer
Heating Forced Air Wall Furnace
Cooling Central Air No Air Conditioning
Roof Composition Shingles Rolled/Hot Mop
Construction Materials Stucco
Year Built 1949
Electric No Solar
Property Subtype 2HOUSES-1LOT
County Alameda
Property Type Residential Income
HOA false
Subdivision Name Castro Valley
Garage Y/N false
Status Active
Directions Redwood Rd to Somerset
City Castro Valley
MLS Area Listing
Lot Size Square Feet 5292
Virtual Tour https://4231SomersetAve.com/idx
Standard Status Active
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Interior
Interior Amenities Shower Stall(s)
Flooring Hardwood Laminate Tile Carpet
Air Conditioning Y/N true
Heating Y/N true
Window Features Double Pane Windows
Fireplace Y/N false
Laundry Features Dryer Laundry Room
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Exterior
Exterior Amenities Back Yard Front Yard Storage Landscape Front
Fencing Fenced
Parking Features Carport
Lot Features 2 Houses / 1 Lot
Water Source Private
Lot Size Area 5292
Building Area Total 1285
Lot Size Acres 0.12
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* Excluded Features
List By
Tim Fiebig

Listing Agent

Exp Realty Of California, Inc

Broker

tim@timfiebig.com

Email

Affordability Calculator

$6,314
Per Month
100%
0%
0%
Monthly Principal & Interest
$6,314
Monthly Property Taxes
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Monthly Home Insurance
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Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
0 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
7/9/2026$999,950 Listed Price

Map


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4231 Somerset Ave, Castro Valley, CA, 94546 is a Multi-Family Home for sale at $999,950 with 1,285 sqft and a lot size of 0.12. 4231 Somerset Ave has 3 bedrooms, 0.0 baths, and was built in 1949. The property's zip code is 94546 which is in Castro Valley, CA