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23 S Idaho, 
San Mateo, CA 94401

$1,900,000

—

Bed

11

Baths

-

Sq Ft

0.18

Acres (Lot)

Land

Active

Listed by

Kevin Chen

Elmwood Capital

kevin@elmwoodcapital.com

Last updated:

September 11, 2026, 02:44 PM

MLS#

ML82055665

Source:

Bay East CCAR bridgeMLS

About This Land

23 S Idaho

Prime development opportunity to build THREE (3) 3-bedroom single family homes in the heart of San Mateo! City approved plans for the three (3) detached homes with attached garages totaling approximately 6,017 SF. The expansive R-3 zoned 7,828 SF lot offers several exceptional development strategies. Create a brand-new detached multi-generational living compound. Live in one home, sell the other two. Or build and sell all three homes. The proposed homes are approximately 2,086, 1,990, and 1,941 SF. Conveniently located near Downtown San Mateo, Caltrain, Central Park, shopping, dining, and 101. An existing single-family home occupies the parcel. A rare opportunity to develop three (3) new detached homes in a highly desired San Mateo location.

Land Facts

Description/Design:

Land

Lot Size (Acres)

0.18

MLS #:

ML82055665

Last Updated:

September 11, 2026, 02:44 PM

Added:

1 month(s) ago

Rooms & Interior

Bathrooms

Total Bathrooms:

11

Structure

Structure

Architectural Style:

Unimproved Land

Finances & Disclosures

Finances

Price:

$1,900,000

MLS Logo
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. Data last updated at September 11, 2026

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.