CnC Realty
1 / 40

$999,950

4231 Somerset Ave

Castro Valley, CA 94546

Active

1949

Year Built

Alameda

County

SingleFamilyResidence

Property Type

About this home

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!

Listed by Tim Fiebig · DRE #00657474 · EXP Realty of California, Inc
MLS #1176795440
ListedJul 9, 2026

Property Details

Architecture

StoriesN/A
StyleN/A
Total Units2
RoofComposition, Shingle
Garage SpacesN/A
PoolN/A
SpaN/A

Features & Amenities

Interior FeaturesN/A
Exterior FeaturesN/A
FlooringCarpet, Laminate, Tile, Wood
CoolingN/A
HeatingForced Air, Wall Furnace
FireplaceN/A
LaundryN/A
Parking FeaturesCarport
Parking Total2
Patio & PorchN/A
Entry LevelN/A
Entry LocationN/A
Common WallsN/A

Property Features

Lot Size0.12 ac
Lot FeaturesBack Yard, Front Yard
ViewN/A
DirectionsCross Street: Redwood Rd.

Community

AreaN/A
School DistrictN/A

Tax & Financial

TermsCash, Conventional
Land LeaseN/A
HOA NameN/A
HOA FeeN/A

Request a Tour

Mortgage Estimate

$5,322/mo

20% down · 7% APR · 30-yr fixed

Estimate only. Does not include taxes, insurance, or HOA.

CRMLSLast updated: October 21, 2026 at 4:45 PM

The multiple listing data appearing on this website is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. All listing data, including but not limited to square footage and lot size, is believed to be accurate but is not guaranteed by the listing Agent, listing Broker, or CRMLS. Buyers are responsible for verifying the accuracy of all information and should independently investigate the data or retain appropriate professionals prior to making any decisions. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information herein may or may not have been the Listing and/or Selling Agent. Properties may or may not be listed by the office/agent presenting the information. The listing broker's offer of compensation is made only to participants of the MLS where the listing is filed.