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Looking for the best duplex investment in San Mateo right now? This might be it. Welcome to 1026/1028 S Idaho Street in Sunnybrae, one of San Mateo's most centrally located and up-and-coming neighborhoods. This updated duplex offers approximately 2,097 sqft of living space on a 5,400 sqft lot, featuring two spacious 1 bedroom, 1 bathroom units, each with its own private yard, garage, and versatile loft space perfect for a home office, guest area, or added rental value. Recent upgrades include a newer roof, updated electrical and plumbing, and refreshed kitchens with modern finishes, making this a turnkey opportunity with long-term upside. One unit is vacant and the other will be delivered vacant June 1, offering immediate flexibility for investors or owner-occupants. Ideal for house hackers looking to offset their mortgage or investors seeking strong rental demand in a prime Peninsula location. Just minutes to Downtown San Mateo, Trader Joes, Central Park, Caltrain, and major commute routes including Hwy 101 and 92. Only 12 minutes to SFO. Opportunities like this in Sunnybrae are rare. Act quickly.
| DAYS ON MARKET | 1 | LAST UPDATED | 3/26/2026 |
|---|---|---|---|
| YEAR BUILT | 1947 | COMMUNITY | 699 - Not Defined |
| GARAGE SPACES | 2.0 | COUNTY | San Mateo |
| STATUS | Active | PROPERTY TYPE(S) | Residential Income |
| ADDITIONAL DETAILS | |
| AIR CONDITIONING | Yes |
|---|---|
| APPLIANCES | Dishwasher, Disposal, Microwave, Refrigerator |
| AREA | 699 - Not Defined |
| GARAGE | Yes |
| HEAT | Wall Furnace |
| LOT | 5401 sq ft |
| LOT DIMENSIONS | 5400 |
| SEWER | Public Sewer |
| STORIES | 2 |
| TAXES | 1 |
| WATER | Public |
TOTAL MONTHLY PAYMENT
| SATELLITE VIEW |
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Based on information from California Regional Multiple Listing Service, Inc. as of 3/26/26 6:37 PM PDT 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 broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information
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