23 Idaho, San Mateo CA 94401 for sale - Presented to you by Terrence Griffin of San Diego California
Listing provided courtesy of Kevin Chen of Elmwood Capital. Last updated 2026-07-30 08:18:04.000000. Listing information © 2026 Sandicor.

Asking Price: $1,900,000 | ​​​​​​​

23 Idaho, San Mateo CA 94401

Community: ​699 - Not Defined


This property was built in 1940 and is priced at $1,900,000. Please see the additional details below.
  • 6,017 Sq Ft
  • 11 bathrooms
  • 9 bedrooms
  • MLS#: ML82055666
  • Type:
  • Year Built: 1940
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.

Call or Email Terrence Griffin now to inquire about this property

619-952-0152