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409 Tilton AvenueSan Mateo, CA 94401

For Sale

$1,550,000

Smart Buyer Rebate $15,500

**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, cafés, 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

Listed by Cullinan Luxury

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License #70010220

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KW Advisors

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650-773-2321

Last updated April 21, 2026

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Source: MLSListings #ML82038813

Listing Facts

  • TypeSingle-family
  • NeighborhoodDowntown San Mateo
  • Bedrooms5
  • Days on Prevu48
  • Size1,647 sqft
  • Price per sqft$941

Amenities

  • Private Outdoor Space
  • Pets Allowed
  • Parking

Location

Mortgage Calculator

Listing History

04/16/2026
Price Increased
$1,550,000
03/16/2026
Listed by KW Advisors
$1,290,000

Property Details for 409 Tilton Avenue

Exterior

Construction

  • Roof: Composition, Bitumen
  • Stories: 1
  • Year Built: 1902
  • Year Built Details: 2

Features

  • Fencing: Fenced Front
  • Other Structures: Pergola
  • Patio And Porch Features: Back Yard, Drought Tolerant Plants

Measurements

  • Building Area Total: 1,647
  • Lot Size Area: 5,000
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 5,000
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 032-303-140

Interior

Features

  • Appliances: Cooktop - Electric, Dishwasher, Garbage Disposal, Hood Over Range, Microwave, Oven - Electric, Oven Range, Oven Range - Gas, Refrigerator, Dryer, Washer

Measurements

  • Living Area: 1,647

Rooms

  • Bathrooms Full: 3
  • Bedrooms Total: 5

Parking

Parking

  • Parking Features: Electric Car Hookup, Tandem Parking

Schools

Elementary School

  • Elementary School District: San Mateo-Foster City Elementary

High School

  • High School District: San Mateo Union High

Utilities

Equipment

  • Cooling: Central Forced Air
  • Heating: Central Forced Air, Wall Furnace
  • Laundry Features: Inside
  • Sewer: Public Sewer
  • Utilities: Public Utilities, Water - Public, Solar
  • Water Source: Public

Frequently Asked Questions

How many bedrooms does this single-family home have?

There are 5 bedrooms in this single-family home at 409 Tilton Avenue.

How does 409 Tilton Avenue compare to other single-family homes in Downtown San Mateo?

This single-family home is listed 11% above the average price for single-family homes in Downtown San Mateo and has been on the market for 230 less 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 1,647 sqft.

409 Tilton Avenue is a 5-bedroom single-family home for sale in San Mateo CA 94401. Available on Prevu for 48 days at $1,550,000. This includes a recent price increase of $260,000. This property features 1,647 square feet of living space, located in Downtown San Mateo. The median listing price for single-family homes in this area is $399,000. Additional amenities include private outdoor space, pets allowed, and parking. Explore more single-family home listings in San Mateo.

Based on information from MLSListings™️ 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.