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21330 Kahlert St StCastro Valley, CA 94546

For Sale

$870,000

Smart Buyer Rebate $8,700

Ideally situated in Castro Valley, this charming single-level home offers unbeatable convenience with close proximity to freeways, the Castro Valley BART Station, shopping, and local dining. Featuring 3 bedrooms and 2 bathrooms, the home provides an easy, functional layout perfect for everyday living. Enjoy the outdoor backyard space in the upcoming warm summer months.

Listed by Leslie Peterson

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License #01452724

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Evolve Real Estate

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5106971208

Listed by Kristen Bleth

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License #02058725

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Evolve Real Estate

Last updated April 21, 2026

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Source: CRMLS #41128158

Listing Facts

  • TypeSingle-family
  • NeighborhoodSouth of 580
  • Bedrooms3
  • Bathrooms2
  • Days on Prevu132
  • Size1,385 sqft
  • Price per sqft$628

Amenities

  • Parking
  • Swimming Pool

Location

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Listing History

03/22/2026
Listed by Evolve Real Estate
$870,000

Property Details for 21330 Kahlert St St

Exterior

Construction

  • Roof: Shingle
  • Stories: 1
  • Stories Total: 1
  • Year Built: 1957
  • Architectural Style: Ranch
  • Construction Materials: Stucco, Wood Siding

Measurements

  • Lot Features: Back Yard
  • Lot Size Acres: 0.11
  • Lot Size Area: 5,088
  • Lot Size Source: Public Records
  • Lot Size Square Feet: 5,088
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 41550111

Interior

Features

  • Flooring: Carpet, Laminate, Wood

Measurements

  • Living Area: 1,385

Rooms

  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 3

Other

Location

  • Subdivision Name: CASTRO VALLEY

Parking

Parking

  • Attached Garage: Yes
  • Garage Spaces: 2
  • Garage: Yes
  • Parking Features: Attached, Garage
  • Parking Total: 2

Utilities

Equipment

  • Heating: Forced Air
  • Has Heating: Yes
  • Sewer: Public Sewer

Frequently Asked Questions

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

There are 3 bedrooms and 2 bathrooms in this single-family home at 21330 Kahlert St St.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 21330 Kahlert St St.

How does 21330 Kahlert St St compare to other single-family homes in South of 580?

This single-family home is listed 13% below the average price for single-family homes in South of 580 and has been on the market for 36 more 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 1,385 sqft.

21330 Kahlert St St is a 3-bedroom, 2-bath single-family home for sale in Castro Valley CA 94546. Available on Prevu for 132 days at $870,000. This home features 1,385 square feet of living space, located in South of 580. The median listing price for single-family homes in this area is $959,000. The home offers parking and swimming pool. Explore more single-family home listings in Alameda County.

Based on information from California Regional Multiple Listing Service, Inc. 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.