$1,550,000
$260K PRICE INCREASE

Estimated payment $9,279/month

Total Views 21,084
5 Beds
3 Baths
1,647 Sq Ft
$941 Price per Sq Ft

Highlights

  • Solar Power System
  • 4-minute walk to San Mateo
  • Tandem Parking
  • Highlands Elementary School Rated A-
  • Eat-In Kitchen
  • Electric Vehicle Home Charger

About This Home

**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

Listing Agent

Alex Tai

KW Advisors License #70010220 Listed on: 03/16/2026

KW Advisors

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1902

Lot Details

  • Front Yard Fenced and Back Yard
  • Drought Tolerant Landscaping
  • Grass Covered Lot
  • Zoning described as RM0004

Home Design

  • Composition Roof
  • Bitumen Roof
  • Concrete Perimeter Foundation

Interior Spaces

  • 1,647 Sq Ft Home
  • 1-Story Property

Kitchen

  • Eat-In Kitchen
  • Breakfast Bar
  • Gas Oven
  • Electric Cooktop
  • Range Hood
  • Microwave
  • Dishwasher
  • Kitchen Island
  • Disposal

Bedrooms and Bathrooms

  • 5 Bedrooms
  • Bathroom on Main Level
  • 3 Full Bathrooms
  • Bathtub with Shower
  • Walk-in Shower

Laundry

  • Laundry Room
  • Dryer
  • Washer

Parking

  • Electric Vehicle Home Charger
  • Tandem Parking
  • Uncovered Parking

Eco-Friendly Details

  • Solar Power System

Utilities

  • Forced Air Heating and Cooling System
  • Wall Furnace

Listing and Financial Details

  • Assessor Parcel Number 032-303-140

Home Details

Home Type

Single Family

Year Built

Built in 1902

Lot Details

5,009 Sq Ft Lot

Listing Details

  • Subclass: Single Family Home
  • Listing Class: Residential
  • Structure Sq Ft: 1647
  • Year Built: 1902
  • Zoning Description: RM0004
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Family Room: No Family Room
  • Dining Room: Breakfast Bar, Eat in Kitchen
  • Kitchen: Cooktop - Electric, Dishwasher, Garbage Disposal, Hood Over Range, Island, Microwave, Oven - Electric, Oven Range, Oven Range - Gas, Pantry, Refrigerator
  • Living Sq Ft: 1647
  • Stories: 1
  • Bedrooms: Ground Floor Bedroom, Primary Bedroom on Ground Floor
  • Laundry: Dryer, Inside, Washer
  • Additional Rooms: Laundry Room
  • Full Bathrooms: 3
  • Total Bedrooms: 5
  • Bathroom: Full on Ground Floor, Primary - Stall Shower(s), Shower over Tub - 1, Stall Shower - 2+

Exterior Features

  • Foundation: Concrete Perimeter and Slab
  • Roof: Bitumen, Composition
  • Yard/Grounds: Back Yard, Drought Tolerant Plants, Low Maintenance
  • Fencing: Fenced Front

Garage/Parking

  • Garage Parking Features: Electric Car Hookup, Tandem Parking, Uncovered Parking
  • Electric Vehicle Hookup Type: Electric Vehicle Hookup Level 2 (240 volts)

Utilities

  • Cooling System: Central AC
  • Heating System: Central Forced Air, Wall Furnace
  • Sewer/Septic System: Sewer - Public

Lot Info

  • Parcel Number: 032-303-140
  • Lot Size Area Minimum Units: Square Feet
  • Minimum Lot Size: 5000.00
  • Lot Size Area Maximum Units: Square Feet
  • Maximum Lot Size: 5000.00

Green Features

  • Energy Features: Solar Power, Solar Power On Grid

Multi Family

  • Utilities: Public Utilities

MLS Schools

  • High School District Text: San Mateo Union High

Map

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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $12,727 $883,729 $352,429 $531,300
2023 $12,727 $849,416 $338,745 $510,671
2022 $11,685 $832,762 $332,103 $500,659
2021 $11,241 $816,436 $325,592 $490,844
2020 $10,687 $786,066 $322,254 $463,812
2019 $8,399 $631,872 $315,936 $315,936
2018 $7,852 $619,484 $309,742 $309,742
2017 $7,498 $607,338 $303,669 $303,669
2016 $7,396 $595,430 $297,715 $297,715
2015 $7,280 $586,488 $293,244 $293,244
2014 $6,940 $575,000 $287,500 $287,500
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
04/16/2026 04/16/26 Price Changed $1,550,000 +20.2% $941 / Sq Ft
03/16/2026 03/16/26 For Sale $1,290,000 -- $783 / Sq Ft
Source: MLSListings

Purchase History

Date Type Sale Price Title Company
Interfamily Deed Transfer -- Chicago Title Company
Interfamily Deed Transfer -- Chicago Title Company
Grant Deed $575,000 Cornerstone Title Company
Interfamily Deed Transfer -- Title365 Company
Interfamily Deed Transfer -- None Available
Grant Deed $375,000 Cornerstone Title Company
Grant Deed $729,000 Alliance Title Company
Grant Deed $680,000 Stewart Title Of California
Interfamily Deed Transfer -- North American Title Co
Interfamily Deed Transfer -- --
Grant Deed $450,000 Stewart Title
Grant Deed $406,500 Commonwealth Land Title Ins
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Open $649,999 New Conventional
Closed $614,500 New Conventional
Closed $425,000 New Conventional
Previous Owner $293,500 New Conventional
Previous Owner $293,500 New Conventional
Previous Owner $300,000 Purchase Money Mortgage
Previous Owner $145,800 Stand Alone Second
Previous Owner $583,200 Purchase Money Mortgage
Previous Owner $544,000 Fannie Mae Freddie Mac
Previous Owner $532,500 New Conventional
Previous Owner $450,000 Stand Alone First
Previous Owner $325,200 No Value Available
Source: Public Records

Source: MLSListings

MLS Number: ML82038813

MLSListings

APN: 032-303-140

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