Google street view image for 20 Court St, Groton, MA 01450

Off market

—

•

2 ba

•

2,528

sq ft

20 Court St, Groton, MA 01450

About this home

20 Court St is a 2,528 square foot multi-family home on a 1 acre lot with 4 bedrooms and 2 bathrooms.

Multi-familyProperty Type

1780Year Built

1 acresLot Size

Source:Public Records

Redfin Estimate

Unfortunately, we don't have enough data to generate an accurate Estimate at this time.

Market trends in 01450, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.1%

1.3% MoM

Median sale price

$875K

$30K MoM

Avg. days on market

27d

5 days MoM

Recently sold homes

2 MoM

New listings for sale

OPEN SAT, 11AM TO 1PM
$800,000
4 beds2.5 baths2,817 sq ft
70 Longley Rd, Groton, MA 01450
$1,150,000
4 beds4.5 baths3,600 sq ft
27-A Blacksmith Row #27, Groton, MA 01450
OPEN SAT, 11AM TO 12:30PM
$879,000
4 beds2.5 baths3,531 sq ft
140 Paquawket Path, Groton, MA 01450
OPEN SUN, 11AM TO 12:30PM
$549,999
3 beds2 baths1,332 sq ft
15 Court St Unit B, Groton, MA 01450
See all

Provided by Redfin

Sale history for 20 Court St

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

Year

Property tax

Land + Additions

Assessment*

2026

$9,187 (−0.9%)

$283,700 + $337,900

$621,600

2025

$9,275 (+1.1%)

$270,300 + $337,900

$608,200

2024

$9,178 (+4.0%)

$270,300 + $337,900

$608,200

2023

$8,824 (+5.3%)

$266,100 + $298,100

$564,200

2022

$8,382 (+10.1%)

$248,200 + $239,400

$487,600

2021

$7,610 (+7.7%)

$217,900 + $214,500

$432,400

2020

$7,067 (+1.7%)

$223,000 + $183,600

$406,600

2019

$6,952 (−1.3%)

$223,000 + $160,900

$383,900

2018

$7,042 (+2.2%)

$223,000 + $154,200

$377,200

2017

$6,888 (+5.8%)

$223,000 + $154,200

$377,200

2016

$6,509 (+2.8%)

$197,500 + $149,100

$346,600

2015

$6,332 (+5.1%)

$197,500 + $149,100

$346,600

2014

$6,024 (+3.2%)

$197,500 + $149,100

$346,600

2013

$5,835 (+2.9%)

$197,500 + $148,800

$346,300

2012

$5,670 (−1.8%)

$203,800 + $148,800

$352,600

2011

$5,776 (+8.0%)

$203,800 + $148,800

$352,600

2010

$5,349 (+5.9%)

$190,300 + $148,700

$339,000

2009

$5,049

$203,900 + $148,700

$352,600

Tax history for 20 Court St

Year

Property tax

Land + Additions

Assessment*

2026

$9,187 (−0.9%)

$283,700 + $337,900

$621,600

2025

$9,275 (+1.1%)

$270,300 + $337,900

$608,200

2024

$9,178 (+4.0%)

$270,300 + $337,900

$608,200

2023

$8,824 (+5.3%)

$266,100 + $298,100

$564,200

2022

$8,382 (+10.1%)

$248,200 + $239,400

$487,600

2021

$7,610 (+7.7%)

$217,900 + $214,500

$432,400

2020

$7,067 (+1.7%)

$223,000 + $183,600

$406,600

2019

$6,952 (−1.3%)

$223,000 + $160,900

$383,900

2018

$7,042 (+2.2%)

$223,000 + $154,200

$377,200

2017

$6,888 (+5.8%)

$223,000 + $154,200

$377,200

2016

$6,509 (+2.8%)

$197,500 + $149,100

$346,600

2015

$6,332 (+5.1%)

$197,500 + $149,100

$346,600

2014

$6,024 (+3.2%)

$197,500 + $149,100

$346,600

2013

$5,835 (+2.9%)

$197,500 + $148,800

$346,300

2012

$5,670 (−1.8%)

$203,800 + $148,800

$352,600

2011

$5,776 (+8.0%)

$203,800 + $148,800

$352,600

2010

$5,349 (+5.9%)

$190,300 + $148,700

$339,000

2009

$5,049

$203,900 + $148,700

$352,600

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

Permits

Sep 20, 2023 • Active

Additions/alterations

Addition

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

Basement Information
Basement Sq. Ft: 1,304

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Type: Steam

Room Information
# of Rooms: 8

Exterior

Exterior Information
Physical Condition: Average
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 2,528
Gross Sq. Ft: 5,650
Ground Floor Sq. Ft: 1,712
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 43,560
Municipality Name: GROTON
Acres: 1
Zoning Code: RA
State Use Description: 2-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 2,528
Stories: 2.0
Lot Size: 1 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1780
Year Renovated: —
County: Middlesex County
APN: 2645290S

Home facts updated by county records on Sep 10, 2026

Around this home

Schools

Florence Roche School

Public K-4 • Assigned • 0.6mi

8/10

Groton Dunstable Regional Middle School

Public 5-8 • Assigned • 0.7mi

7/10

Groton-Dunstable Regional High School

Public 9-12 • Assigned • 3.3mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

4/10 Fire Factor

0.93% chance of being in a wildfire in next 30 years

4/10 Heat Factor

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

6/10 Wind Factor

27% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Groton, MA • 01450

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 4.3 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

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New listings for sale in 01450

OPEN SAT, 11AM TO 1PM

$800,000

4 beds2.5 baths2,817 sq ft

70 Longley Rd, Groton, MA 01450

$1,150,000

4 beds4.5 baths3,600 sq ft

27-A Blacksmith Row #27, Groton, MA 01450

OPEN SAT, 11AM TO 12:30PM

$879,000

4 beds2.5 baths3,531 sq ft

140 Paquawket Path, Groton, MA 01450

OPEN SUN, 11AM TO 12:30PM

$549,999

3 beds2 baths1,332 sq ft

15 Court St Unit B, Groton, MA 01450

Home values near 20 Court St

Data from public records.

Address	Redfin Estimate
16 Court St, Groton, MA 3 Beds \| 1.5 Baths \| 1653 Sq. Ft.	$585,691
15 Court St, Groton, MA 5 Beds \| 1 Baths \| 2520 Sq. Ft.	$658,893

Address	Redfin Estimate
21 Court St, Groton, MA 7 Beds \| 4 Baths \| 3902 Sq. Ft.	$927,211
11 Court St, Groton, MA 4 Beds \| 2 Baths \| 2060 Sq. Ft.	$707,867

Address	Redfin Estimate
19 Court St, Groton, MA 3 Beds \| 1.5 Baths \| 1623 Sq. Ft.	$560,675
7 Court St, Groton, MA 4 Beds \| 1 Baths \| 1700 Sq. Ft.	$563,110

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