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16251 Carolyn StCastro Valley, CA 94578

For Sale

$899,950

Smart Buyer Rebate $9,000

Unique mixed-use opportunity in Castro Valley! This versatile property features an approximately 1,000 sq ft 2 bedroom 1 bath home and a standalone office/retail building approximately 1,143 sq ft on a generous 9,083 sq ft lot. The office building features a kitchenette, half bath, two private offices, and open workspace suitable for a variety of professional or retail uses. The detached 2-bedroom, 1-bath home offers flexibility for owner-occupants or rental income. Ideal for investors or owner-users seeking live/work potential, dual-income possibilities, or future development flexibility. Conveniently located near major transportation routes, shopping, and local amenities. Buyer to verify all uses with the Alameda County. Open House Sat 1/24 2pm-4pm *Photos are virtually staged

Listed by Javier Garcia-Flores

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License #02124153

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Vetted Real Estate

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javier@homesbyvetted.com

Last updated January 23, 2026

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Source: bridgeMLS #41120801

Listing Facts

  • TypeSingle-family
  • NeighborhoodEl Portal Ridge
  • Bedrooms2
  • Bathrooms1
  • Days on Prevu17
  • Size2,143 sqft
  • Price per sqft$420

Amenities

  • Dishwasher
  • Washer/Dryer
  • Air Conditioning
  • Parking
  • Swimming Pool

Location

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Listing History

01/13/2026
Listed by Vetted Real Estate
$899,950

Property Details for 16251 Carolyn St

Exterior

Construction

  • Roof: Shingle
  • Stories: 1
  • Year Built: 1952
  • Architectural Style: Ranch, Traditional
  • Construction Materials: Stucco, Wood Siding
  • Exterior Features: Back Yard, Front Yard, Other

Features

  • Fencing: Fenced

Measurements

  • Building Area Total: 2,143
  • Lot Features: Corner Lot
  • Lot Size Acres: 0.21
  • Lot Size Area: 0
  • Lot Size Square Feet: 9,083
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 80A16529

Interior

Features

  • Appliances: Dishwasher, Microwave, Free-Standing Range, Refrigerator, Dryer, Washer
  • Fireplace Features: Gas Piped
  • Fireplace: Yes
  • Fireplaces Total: 1
  • Flooring: Hardwood, Linoleum, Tile, Carpet
  • Interior Features: Office

Measurements

  • Living Area: 2,143
  • Living Area Units: Square Feet

Rooms

  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Bedrooms Total: 2
  • Rooms Total: 5

Other

Location

  • Subdivision Name: FAIRMONT TERRACE

Parking

Parking

  • Covered Spaces: 1
  • Garage Spaces: 1
  • Parking Features: Attached, Parking Spaces, RV/Boat Parking

Utilities

Equipment

  • Cooling: Ceiling Fan(s), Central Air
  • Electric: No Solar
  • Heating: Forced Air, Natural Gas
  • Has Heating: Yes
  • Laundry Features: In Garage, Washer/Dryer Stacked Incl

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 2 bedrooms and 1 bathroom in this single-family home at 16251 Carolyn St.

Does this single-family home have parking?

Yes, there is 1 parking space available for 16251 Carolyn St.

How does 16251 Carolyn St compare to other single-family homes in El Portal Ridge?

This single-family home is listed 10% below the average price for single-family homes in El Portal Ridge and has been on the market for 31 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,143 sqft.

16251 Carolyn St is a 2-bedroom, 1-bath single-family home for sale in Castro Valley CA 94578. Available on Prevu for 17 days at $899,950. This property features 2,143 square feet of living space, located in El Portal Ridge. The median listing price for single-family homes in this area is $755,000. Additional amenities include dishwasher, air conditioning, parking, swimming pool, and washer/dryer. Explore more single-family home listings in Alameda County.

Based on information from bridgeMLS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.