Google street view image for 3840 Flett Rd, Belmont, MA 02478

OFF MARKET

$1,220,581

•

2 ba

•

2,571

sq ft

3840 Flett Rd, Belmont, MA 02478

About this home

3840 Flett Rd is a 2,571 square foot multi-family home on a 3,920 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Belmont data, we estimate the home's value is $1,220,581.

Multi-familyProperty Type

1928Year Built

3,920 sq ftLot Size

$475Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,220,581

$18K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.1% higher than the average sale price ($1.13M) of 6 comparable homes.

SOLD APR 27, 2026
$1,337,000
A
4 beds2 baths2,522 sq ft
17-19 Wiley Rd, Belmont, MA 02478
SOLD JAN 15, 2026
$1,090,000
B
4 beds2 baths2,422 sq ft
59-61 Gilbert Rd, Belmont, MA 02478
SOLD JUN 26, 2026
$960,000
C
4 beds2 baths1,914 sq ft
14-16 Hull St, Belmont, MA 02478
SOLD DEC 12, 2025
$1,080,000
D
4 beds2 baths2,232 sq ft
72-74 Flett Rd, Belmont, MA 02478
SOLD JUL 9, 2026
$1,000,000
E
5 beds2 baths2,400 sq ft
115 Beech St, Belmont, MA 02478
SOLD DEC 23, 2025
$1,310,000
F
4 beds2 baths2,310 sq ft
55-57 Hawthorne St, Belmont, MA 02478

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$1,159,089

Est. take-home

List your home with Redfin and save $6,103

Market trends in 02478, MA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.3%

0.4% MoM

Median sale price

$1.4M

$31K MoM

Avg. days on market

17d

1 days MoM

Recently sold homes

14 MoM

New listings for sale

OPEN SAT, 11:30AM TO 1PM
$1,995,000
4 beds3.5 baths2,756 sq ft
128 Watson Rd, Belmont, MA 02478
$879,000
2 beds1 bath1,130 sq ft
114 Payson Rd #2, Belmont, MA 02478
3D WALKTHROUGH
$879,000
2 beds1 bath1,530 sq ft
112 Payson #1, Belmont, MA 02478
OPEN TODAY, 3:30PM TO 5PM
$929,900
3 beds2.5 baths1,845 sq ft
81 Grant Ave #81, Belmont, MA 02478
$2,499,000
5 beds3.5 baths2,859 sq ft
45 Wellesley Rd, Belmont, MA 02478
See all

Provided by Redfin

Sale history for 3840 Flett Rd

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2025

$12,859 (+16.2%)

$737,000 + $392,000

$1,129,000

2024

$11,067 (−3.3%)

$744,000 + $304,000

$1,048,000

2023

$11,442 (+0.8%)

$743,000 + $275,000

$1,018,000

2022

$11,352 (+8.0%)

$680,000 + $302,000

$982,000

2021

$10,513 (+4.5%)

$785,000 + $126,000

$911,000

2020

$10,065 (+8.6%)

$663,000 + $252,000

$915,000

2019

$9,266 (+13.0%)

$460,000 + $334,000

$794,000

2018

$8,201 (+0.4%)

$352,000 + $323,000

$675,000

2017

$8,172 (+1.7%)

$323,000 + $321,000

$644,000

2016

$8,038 (+10.9%)

$323,000 + $317,000

$640,000

2015

$7,250 (+4.1%)

$295,000 + $267,000

$562,000

2014

$6,966 (+2.7%)

$253,000 + $263,000

$516,000

2013

$6,785 (−1.3%)

$253,000 + $256,000

$509,000

2012

$6,875 (+6.0%)

$219,000 + $296,000

$515,000

2011

$6,488 (+4.6%)

$206,000 + $284,000

$490,000

2010

$6,202 (+3.5%)

$206,000 + $304,000

$510,000

2009

$5,993

$206,000 + $298,000

$504,000

Tax history for 3840 Flett Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,859 (+16.2%)

$737,000 + $392,000

$1,129,000

2024

$11,067 (−3.3%)

$744,000 + $304,000

$1,048,000

2023

$11,442 (+0.8%)

$743,000 + $275,000

$1,018,000

2022

$11,352 (+8.0%)

$680,000 + $302,000

$982,000

2021

$10,513 (+4.5%)

$785,000 + $126,000

$911,000

2020

$10,065 (+8.6%)

$663,000 + $252,000

$915,000

2019

$9,266 (+13.0%)

$460,000 + $334,000

$794,000

2018

$8,201 (+0.4%)

$352,000 + $323,000

$675,000

2017

$8,172 (+1.7%)

$323,000 + $321,000

$644,000

2016

$8,038 (+10.9%)

$323,000 + $317,000

$640,000

2015

$7,250 (+4.1%)

$295,000 + $267,000

$562,000

2014

$6,966 (+2.7%)

$253,000 + $263,000

$516,000

2013

$6,785 (−1.3%)

$253,000 + $256,000

$509,000

2012

$6,875 (+6.0%)

$219,000 + $296,000

$515,000

2011

$6,488 (+4.6%)

$206,000 + $284,000

$490,000

2010

$6,202 (+3.5%)

$206,000 + $304,000

$510,000

2009

$5,993

$206,000 + $298,000

$504,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Basement Information
Basement Type: Full

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Type: Steam

Room Information
# of Rooms: 11

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Colonial
Construction Type: Frame
Exterior Wall: Aluminum/Vinyl

Property Information
Living Sq. Ft: 2,571
Ground Floor Sq. Ft: 1,118
# of Units: 2
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 3,920
Municipality Name: BELMONT
Acres: 0.09
Zoning Code: R
State Use Description: 2-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 2,571
Stories: 2.0
Lot Size: 3,920 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1928
Year Renovated: 1928
County: Middlesex County
APN: 357739

Home facts updated by county records on Nov 13, 2025

Around this home

Schools

Butler Elementary School

Public K-3 • Assigned • 0.3mi

10/10

Belmont High School

Public 9-12 • Assigned • 1.1mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Belmont is a low-inventory, high-demand market driven both by restrictive zoning laws & proximity to Cambridge. New housing production is scarce, with demand for properties always exceeding supply. This will keep the market difficult for buyers and...
2 months ago • Belmont
Benjamin Ginsburg
Redfin Premier agent
152 deals
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Climate risks

7/10 Flood Factor

Estimated 72-80% chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 96° expected this year, 15 days in 30 years

6/10 Wind Factor

53% chance of strong winds in next 30 years

3/10 Air Factor

2 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Belmont, MA • 02478

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.16M – $1.40M

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New listings for sale in 02478

OPEN SAT, 11:30AM TO 1PM

$1,995,000

4 beds3.5 baths2,756 sq ft

128 Watson Rd, Belmont, MA 02478

$879,000

2 beds1 bath1,130 sq ft

114 Payson Rd #2, Belmont, MA 02478

3D WALKTHROUGH

$879,000

2 beds1 bath1,530 sq ft

112 Payson #1, Belmont, MA 02478

OPEN TODAY, 3:30PM TO 5PM

$929,900

3 beds2.5 baths1,845 sq ft

81 Grant Ave #81, Belmont, MA 02478

$2,499,000

5 beds3.5 baths2,859 sq ft

45 Wellesley Rd, Belmont, MA 02478

Home values near 3840 Flett Rd

Data from public records.

Address	Redfin Estimate
59 Flett Road, Belmont, MA 5 Beds \| 3 Baths \| 3212 Sq. Ft.	$1,406,518
2628 Flett Road, Belmont, MA 4 Beds \| 2 Baths \| 2100 Sq. Ft.	$1,089,560

Address	Redfin Estimate
55 Flett Road, Belmont, MA 5 Beds \| 3 Baths \| 2472 Sq. Ft.	$1,276,464
32 Flett Road Unit 30, Belmont, MA 6 Beds \| 2 Baths \| 3180 Sq. Ft.	$1,427,422

Address	Redfin Estimate
51 Flett Road Unit 49, Belmont, MA 6 Beds \| 3 Baths \| 2688 Sq. Ft.	$1,377,976
3436 Flett Road, Belmont, MA 4 Beds \| 3.5 Baths \| 2472 Sq. Ft.	$1,399,834

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