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217 W 40th AvenueSan Mateo, CA 94403

For Sale

$1,750,000

Smart Buyer Rebate $17,500

Incredible value with upside potential - bring an offer! Offers due by Monday 12/15 at 10:00AM. Welcome home to views in Westwood Knolls! This inviting 3-bedroom, 2-bath home offers 1,720 square feet of living space on a generous 6,824 square foot lot. The spacious family room showcases vaulted ceilings and floor-to-ceiling windows with a sliding door that opens to the large, level backyard with outstanding views. A separate living room with an adjoining dining area adds flexibility for both entertaining and everyday living. With two fireplaces, generous living spaces, and a thoughtfully designed floor plan, the home combines comfort with versatility. Freshly painted and professionally landscaped, it is move-in ready while also providing an excellent canvas for your updates and personal touches as desired. Ideally situated in a sought-after neighborhood, the property is close to schools, including top-rated Hillsdale High School, with convenient access to CalTrain, Highways 92, 101, and 280. There is a large offering of shops, restaurants, and entertainment options nearby, including Hillsdale Shopping Center. 217 W 40th Avenue offers an exceptional opportunity in the heart of San Mateo for the best in living indoors and outdoors!

Listed by Alana Corso

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License #01914996

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Christie's International Real Estate Sereno

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650-504-0270

Last updated December 15, 2025

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Source: MLSListings #ML82028991

Listing Facts

  • TypeSingle-family
  • NeighborhoodWestwood Knolls
  • Bedrooms3
  • Days on Prevu7
  • Size1,720 sqft
  • Price per sqft$1,017

Amenities

  • Private Outdoor Space
  • Pets Allowed
  • Parking

Location

Mortgage Calculator

Listing History

12/11/2025
Price Decreased
$1,750,000
12/08/2025
Listed by Christie's International Real Estate Sereno
$1,800,000

Property Details for 217 W 40th Avenue

Exterior

Construction

  • Roof: Composition
  • Stories: 1
  • Year Built: 1950
  • Year Built Details: 2

Features

  • Fencing: Fenced Back, Wood
  • Patio And Porch Features: Balcony/Patio, Fenced
  • View: Bay, City Lights

Measurements

  • Building Area Total: 1,720
  • Lot Size Acres: 0.15
  • Lot Size Area: 6,824
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 6,824
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 042-223-040

Interior

Features

  • Appliances: Garbage Disposal, Oven Range - Gas, Refrigerator, Washer/Dryer
  • Fireplace Features: Family Room, Living Room, Wood Burning
  • Fireplaces Total: 2
  • Flooring: Laminate, Tile
  • Interior Features: Vaulted Ceiling, Open Beam Ceiling

Measurements

  • Living Area: 1,720

Rooms

  • Bathrooms Full: 2
  • Bedrooms Total: 3

Parking

Parking

  • Carport Spaces: 2
  • Carport: Yes
  • Parking Features: Carport, On Street

Schools

Elementary School

  • Elementary School: Laurel Elementary_1
  • Elementary School District: San Mateo-Foster City Elementary

High School

  • High School: Hillsdale High
  • High School District: San Mateo Union High

Middle or Junior School

  • Middle Or Junior School: Abbott Middle

Utilities

Equipment

  • Cooling: Ceiling Fan, Central Forced Air
  • Heating: Central Forced Air
  • Laundry Features: In Utility Room
  • Sewer: Public Sewer
  • Utilities: Natural Gas Available, Public Utilities, Water - Public
  • Water Source: Public

Frequently Asked Questions

How many bedrooms does this single-family home have?

There are 3 bedrooms in this single-family home at 217 W 40th Avenue.

What schools are nearby to 217 W 40th Avenue?

Nearby schools include the Laurel Elementary_1, Abbott Middle, and Hillsdale High.

How does 217 W 40th Avenue compare to other single-family homes in Westwood Knolls?

This single-family home is listed 17% below the average price for single-family homes in Westwood Knolls and has been on the market for 14 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 1,720 sqft.

217 W 40th Avenue is a 3-bedroom single-family home for sale in San Mateo CA 94403. Listed on Prevu for 7 days at $1,750,000. This includes a recent price decrease of $50,000. This property features 1,720 square feet of living space, located in San Mateo. The median listing price for single-family homes in this area is $2,100,000. Nearby schools include Laurel Elementary_1, Abbott Middle, and Hillsdale High. Property amenities include private outdoor space, pets allowed, and parking. View other 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.