507 Middlesex Rd is a 1,010 square foot house on a 5,842 square foot lot with 3 bedrooms and 1 bathroom. - it last sold on May 02, 1991 for $280,000. Based on Redfin's Belmont data, we estimate the home's value is $1,717,276.
Single-familyProperty Type
1953Year Built
5,842 sq ftLot Size
$1,700Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,717,276
$1.4M since sold in May 1991$22K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.8% lower than the average sale price ($1.86M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 15, 2008 • Final
Res
Upgrade the electrical service.
Electrical
Aug 15, 2008 • Final
Res
Install photovoltaic solar panels on a residential building.
Electrical
Solar
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Slab
Building Style Type: Contemporary
Construction Type: Wood/Steel
Building Construction Quality: Good
Exterior Wall: Stucco
Building Type: Detached
Building Improvement Type: Detached
Pool Information
Pool Type: Spa
Has Pool
Property Information
Subdivision Name: STERLING DOWNS
Living Sq. Ft: 1,010
Ground Floor Sq. Ft: 1,010
Building Sq. Ft: 1,390
# of Stories: 1
Legal Description: LOT 19 BLOCK 17 STERLING DOWNS RSM 35/25 26 27 CITY OF BELMONT
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 380
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,842
Legal Lot Number: 19
Legal Block Number: 17
Acres: 0.1341
Depth Footage: 92
Front Footage: 64
Zoning Code: R10006
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,010
Stories: 1.0
Lot Size: 5,842 square feet
Style: Single Family Residential
Year Built: 1953
Year Renovated: —
County: San Mateo County
APN: 040273060
Home facts updated by county records on Jul 15, 2026
Around this home
Schools
Nesbit Elementary School
Public K-8 • Assigned • 0.2mi
6/10
Carlmont High School
Public 9-12 • Assigned • 1.6mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Belmont buyers are still moving quickly when the right home hits the market. Homes averaged just 12 days on market and sold for 106% of asking price in June. If you're thinking about selling, presentation and pricing still make a big difference.