Google street view image for 31 Oak St Unit R, Somerville, MA 02143

OFF MARKET

$1,258,388

•

3 ba

•

2,071

sq ft

31 Oak St Unit R, Somerville, MA 02143

About this home

31 Oak St Unit R is a 2,071 square foot multi-family home on a 2,178 square foot lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Somerville data, we estimate the home's value is $1,258,388.

Multi-familyProperty Type

1920Year Built

2,178 sq ftLot Size

$608Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,258,388

$115K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10.7% lower than the average sale price ($1.41M) of 6 comparable homes.

SOLD JUL 30, 2026
$1,055,000
A
3 beds3 baths1,272 sq ft
352R Somerville Ave, Somerville, MA 02143
SOLD AUG 17, 2026
$1,305,000
B
5 beds3 baths2,148 sq ft
11 Lincoln, Cambridge, MA 02141
SOLD JUN 2, 2026
$1,925,000
C
3 beds2.5 baths1,906 sq ft
18A Highland Ave, Cambridge, MA 02139
SOLD AUG 31, 2026
$1,395,000
D
3 beds2 baths1,396 sq ft
20 Marie Ave #3, Cambridge, MA 02139
SOLD JUN 4, 2026
$1,238,000
E
6 beds3 baths2,314 sq ft
46 Hunting St, Somerville, MA 02143
SOLD AUG 27, 2026
$1,535,000
F
6 beds2 baths2,708 sq ft
5 Dimick St, Somerville, MA 02143

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

Earn from this home

Sell

$1,195,022

Est. take-home

List your home with Redfin and save $6,292

Market trends in 02143, MA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.0%

0.2% MoM

Median sale price

$1.1M

$40K MoM

Avg. days on market

22d

2 days MoM

Recently sold homes

7 MoM

New listings for sale

$599,000
1 bed1 bath686 sq ft
432 Norfolk St Unit 4-C, Somerville, MA 02143
$999,900
5 beds2 baths2,397 sq ft
9-11 Carter Ter, Somerville, MA 02143
See all

Provided by Redfin

Sale history for 31 Oak St Unit R

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

Year

Property tax

Land + Additions

Assessment*

2025

$12,595 (+6.4%)

$646,900 + $507,500

$1,154,400

2024

$11,838 (+2.5%)

$646,900 + $478,400

$1,125,300

2023

$11,550 (+6.9%)

$646,900 + $470,100

$1,117,000

2022

$10,803 (+6.2%)

$616,100 + $445,100

$1,061,200

2021

$10,176 (+5.8%)

$586,800 + $411,800

$998,600

2020

$9,617 (+6.8%)

$564,200 + $388,900

$953,100

2019

$9,004 (+6.2%)

$479,100 + $357,700

$836,800

2018

$8,478 (+6.4%)

$435,500 + $314,100

$749,600

2017

$7,968 (−4.4%)

$394,500 + $288,300

$682,800

2016

$8,336 (+4.4%)

$387,700 + $277,600

$665,300

2015

$7,982 (+13.0%)

$357,600 + $275,400

$633,000

2014

$7,062 (+3.1%)

$299,600 + $258,200

$557,800

2013

$6,847 (+22.2%)

$242,300 + $267,900

$510,200

2012

$5,601 (+4.7%)

$242,300 + $185,600

$427,900

2011

$5,350 (+3.1%)

$235,300 + $185,600

$420,900

2010

$5,188 (+12.9%)

$233,000 + $188,800

$421,800

2009

$4,594

$198,800 + $193,500

$392,300

Tax history for 31 Oak St Unit R

Year

Property tax

Land + Additions

Assessment*

2025

$12,595 (+6.4%)

$646,900 + $507,500

$1,154,400

2024

$11,838 (+2.5%)

$646,900 + $478,400

$1,125,300

2023

$11,550 (+6.9%)

$646,900 + $470,100

$1,117,000

2022

$10,803 (+6.2%)

$616,100 + $445,100

$1,061,200

2021

$10,176 (+5.8%)

$586,800 + $411,800

$998,600

2020

$9,617 (+6.8%)

$564,200 + $388,900

$953,100

2019

$9,004 (+6.2%)

$479,100 + $357,700

$836,800

2018

$8,478 (+6.4%)

$435,500 + $314,100

$749,600

2017

$7,968 (−4.4%)

$394,500 + $288,300

$682,800

2016

$8,336 (+4.4%)

$387,700 + $277,600

$665,300

2015

$7,982 (+13.0%)

$357,600 + $275,400

$633,000

2014

$7,062 (+3.1%)

$299,600 + $258,200

$557,800

2013

$6,847 (+22.2%)

$242,300 + $267,900

$510,200

2012

$5,601 (+4.7%)

$242,300 + $185,600

$427,900

2011

$5,350 (+3.1%)

$235,300 + $185,600

$420,900

2010

$5,188 (+12.9%)

$233,000 + $188,800

$421,800

2009

$4,594

$198,800 + $193,500

$392,300

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

Zoning

Neighborhood Residence District

To implement the objectives of the Comprehen Sive Plan of the City of Somerville.; To conserve already established areas of detached and semi-detached residential buildings.

Permitted uses

Include but are not limited to:

Religious facility
Day care facility
Public service
Educational/school
Recreation

Property details

Interior

Basement Information
Basement Type: Full

Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 2

Heating & Cooling
Heating Type: Forced Hot Water

Room Information
# of Rooms: 7

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Multi-Family
Exterior Wall: Aluminum Siding
Roof Shape Type: Gable

Property Information
Subdivision Name: TOBERT J LOWRY
Living Sq. Ft: 2,071
Gross Sq. Ft: 3,650
# of Units: 2
# of Stories: 3

Lot Information
# of Buildings: 1
Land Sq. Ft: 2,178
Municipality Name: SOMERVILLE
Acres: 0.05
Zoning Code: RB
State Use Description: 2-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 2,071
Stories: 3.0
Lot Size: 2,178 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1920
Year Renovated: —
County: Middlesex County
APN: 759354

Home facts updated by county records on Jul 16, 2026

Around this home

Schools

Albert F. Argenziano School At Lincoln Park

Public PreK-8 • Assigned • 0.2mi

7/10

Somerville High School

Public 9-12 • Assigned • 0.7mi

6/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The densest city in New England and the birthplace of Marshmallow Fluff! Somerville will continue to be a competitive Seller's market due to limited new inventory. With many T stops, mixed-use spaces, and close proximity to Cambridge and Boston,...
2 months ago • Somerville
Benjamin Ginsburg
Redfin Premier agent
153 deals
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Climate risks

5/10 Flood Factor

Estimated 38-52% 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

6/10 Heat Factor

7 days above 97° expected this year, 15 days in 30 years

6/10 Wind Factor

63% chance of strong winds in next 30 years

3/10 Air Factor

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

Provided by First Street

Historical weather

Somerville, MA • 02143

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 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.20M – $1.45M

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Nearby similar homes

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7 beds2.5 baths3,367 sq ft

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4 beds2.5 baths1,952 sq ft

232 Pearl St, Somerville, MA 02145

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11 beds8 baths5,921 sq ft

174 Walnut St, Somerville, MA 02145

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9 beds3 baths4,426 sq ft

15 Atherton St, Somerville, MA 02143

$1,150,000

5 beds3 baths1,887 sq ft

421 Somerville Ave, Somerville, MA 02143

NEW CONSTRUCTION

$1,599,000

5 beds7 baths3,807 sq ft

22-24 Fountain Ave, Somerville, MA 02145

New listings for sale in 02143

$599,000

1 bed1 bath686 sq ft

432 Norfolk St Unit 4-C, Somerville, MA 02143

$999,900

5 beds2 baths2,397 sq ft

9-11 Carter Ter, Somerville, MA 02143

Home values near 31 Oak St Unit R

Data from public records.

Address	Redfin Estimate
29 Oak St Apartment A, Somerville, MA 2 Beds \| 2.5 Baths \| 1175 Sq. Ft.	$859,681
35 Oak St, Somerville, MA 6 Beds \| 3 Baths \| 2440 Sq. Ft.	$1,385,973

Address	Redfin Estimate
29 Oak St Apartment B, Somerville, MA 2 Beds \| 1.5 Baths \| 1175 Sq. Ft.	$853,994
37 Oak St Apartment R, Somerville, MA 2 Beds \| 1.5 Baths \| 1152 Sq. Ft.	$961,997

Address	Redfin Estimate
29 Oak St Apartment C, Somerville, MA 2 Beds \| 1.5 Baths \| 1700 Sq. Ft.	$922,548
37 Oak St, Somerville, MA 9 Beds \| 6 Baths \| 5539 Sq. Ft.	—

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