409 Tilton AVE, SAN MATEO, 94401

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$1,550,000

bedrooms

bathrooms

square feet

1,647

Acreage

0.1148

Open Houses

year built

1902

Full Baths

Half Baths

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**TRANSPARENT PRICING** Welcome to 409 Tilton Avenue, a beautifully updated property offering space, flexibility, and income potential. With a detached ADU, this unique property features a total of 5 bedrooms and 3 bathrooms, making it ideal for multigenerational living, extended family, or buyers looking for a smart investment opportunity. The main home and ADU are designed to feel connected while still offering privacy, giving you options for how you live, work, or host. Set in a well-connected San Mateo neighborhood, The Two-for-One Advantage on Tilton is close to parks, local markets, cafes, restaurants, shopping, schools, and major commute routes. With two homes on one lot, energy-saving features, and versatile living options, this property delivers a rare combination of practicality, comfort, and long-term value. Updated Residence with Detached ADU | 5 Bedrooms | 3 Bathrooms | 1,647 +/- SQ FT | Flexible Two-Home Living | Primary Ensuite with Stall Shower | Chefs Kitchen | Modern Flooring | Heating and A/C | Multiple Spacious Patio Areas | Solar Panels | Tandem Parking | Multigenerational Living or Rental Income Potential | Convenient Location

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MLS number: ML82038813

Listing status: Active

Listing agent: Cullinan Luxury #70010220

Listing broker: Keller Williams Peninsula Estates (650) 627-3700

Last update: Friday, May 29 2026 at 10:05 p.m. EDT

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