Google street view image for 445 Main St, Groton, MA 01450

Off Market Jun 1998 for $485K

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Est. refi paymentEst. refi $3,313/mo

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•

— ba

•

4,320

sq ft

445 Main St, Groton, MA 01450

About this home

445 Main St is a 4,320 square foot property on a 0.96 acre lot. - it last sold on June 30, 1998 for $485,000.

1990Year Built

0.96 acresLot Size

$112Price/Sq.Ft.

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 August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.5%

0.6% MoM

Median sale price

$925K

$100K MoM

Avg. days on market

22d

1 days MoM

Recently sold homes

9 MoM

New listings for sale

EARLY ACCESS
Unknown
4 beds4 baths3,835 sq ft
1 Maple Ave, Groton, MA 01450
EARLY ACCESS
Unknown
4 beds3 baths2,907 sq ft
149 Pepperell Rd, Groton, MA 01450
EARLY ACCESS
Unknown
5 beds3 baths4,246 sq ft
78 Duck Pond Dr, Groton, MA 01450
$825,000
3 beds2.5 baths2,154 sq ft
63 Hummingbird Ln Unit A, Groton, MA 01450
$899,900
4 beds2.5 baths3,008 sq ft
536 Longley Rd, Groton, MA 01450
See all

Provided by Redfin

Sale history for 445 Main St

Year

Property tax

Land + Additions

Assessment*

2026

$4,226 (−58.8%)

$285,900

2025

$10,245 (+6.8%)

$209,800 + $462,000

$671,800

2024

$9,594 (+0.3%)

$209,800 + $426,000

$635,800

2023

$9,562 (+5.6%)

$209,800 + $401,600

$611,400

2022

$9,052 (+12.9%)

$188,100 + $338,500

$526,600

2021

$8,020 (+4.3%)

$170,400 + $285,300

$455,700

2020

$7,687 (+11.4%)

$170,400 + $271,900

$442,300

2019

$6,900 (−0.4%)

$170,400 + $210,600

$381,000

2018

$6,930 (+3.6%)

$170,400 + $200,800

$371,200

2017

$6,687 (+0.8%)

$170,400 + $195,800

$366,200

2016

$6,637 (+2.8%)

$163,700 + $189,700

$353,400

2015

$6,457 (+5.1%)

$163,700 + $189,700

$353,400

2014

$6,142 (−3.6%)

$163,700 + $189,700

$353,400

2013

$6,373 (+4.8%)

$168,800 + $209,400

$378,200

2012

$6,081 (−1.8%)

$168,800 + $209,400

$378,200

2011

$6,195 (+0.6%)

$168,800 + $209,400

$378,200

2010

$6,157 (+2.1%)

$185,900 + $204,300

$390,200

2009

$6,030

$202,200 + $218,900

$421,100

Tax history for 445 Main St

Year

Property tax

Land + Additions

Assessment*

2026

$4,226 (−58.8%)

$285,900

2025

$10,245 (+6.8%)

$209,800 + $462,000

$671,800

2024

$9,594 (+0.3%)

$209,800 + $426,000

$635,800

2023

$9,562 (+5.6%)

$209,800 + $401,600

$611,400

2022

$9,052 (+12.9%)

$188,100 + $338,500

$526,600

2021

$8,020 (+4.3%)

$170,400 + $285,300

$455,700

2020

$7,687 (+11.4%)

$170,400 + $271,900

$442,300

2019

$6,900 (−0.4%)

$170,400 + $210,600

$381,000

2018

$6,930 (+3.6%)

$170,400 + $200,800

$371,200

2017

$6,687 (+0.8%)

$170,400 + $195,800

$366,200

2016

$6,637 (+2.8%)

$163,700 + $189,700

$353,400

2015

$6,457 (+5.1%)

$163,700 + $189,700

$353,400

2014

$6,142 (−3.6%)

$163,700 + $189,700

$353,400

2013

$6,373 (+4.8%)

$168,800 + $209,400

$378,200

2012

$6,081 (−1.8%)

$168,800 + $209,400

$378,200

2011

$6,195 (+0.6%)

$168,800 + $209,400

$378,200

2010

$6,157 (+2.1%)

$185,900 + $204,300

$390,200

2009

$6,030

$202,200 + $218,900

$421,100

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

Permits

Aug 29, 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

Heating & Cooling
Heating Type: Forced Air

Exterior

Exterior Information
Physical Condition: Average
Exterior Wall: Metal
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 4,320
Gross Sq. Ft: 4,320
# of Units: 1
# of Stories: 1

Lot Information
# of Buildings: 1
Land Sq. Ft: 41,818
Municipality Name: GROTON
Acres: 0.96
Zoning Code: B1
State Use Description: MIXED USE-PRIM RES & COMM

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: —
Baths: —
Sq. Ft.: 4,320
Stories: 1.0
Lot Size: 0.96 acres
Style: Other
Year Built: 1990
Year Renovated: —
County: Middlesex County
APN: 3633819S

Home facts updated by county records on Jul 29, 2026

Around this home

Schools

Groton Dunstable Regional Middle School

Public 5-8 • Assigned • 0.3mi

7/10

Groton-Dunstable Regional High School

Public 9-12 • Assigned • 3.1mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

Flood Factor

We're working on getting current and accurate flood risk information for this home.

Fire Factor

We're working on getting current and accurate fire risk information for this home.

4/10 Heat Factor

7 hot days expected this year, 15 days in 30 years

Wind Factor

We're working on getting current and accurate wind risk information for this home.

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

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

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Nearby similar homes

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Land— sq ft

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New listings for sale in 01450

EARLY ACCESSCOMPASS COMING SOON

Unknown

4 beds4 baths3,835 sq ft

1 Maple Ave, Groton, MA 01450

EARLY ACCESSCOMPASS COMING SOON

Unknown

4 beds3 baths2,907 sq ft

149 Pepperell Rd, Groton, MA 01450

EARLY ACCESSCOMPASS COMING SOON

Unknown

5 beds3 baths4,246 sq ft

78 Duck Pond Dr, Groton, MA 01450

$825,000

3 beds2.5 baths2,154 sq ft

63 Hummingbird Ln Unit A, Groton, MA 01450

$899,900

4 beds2.5 baths3,008 sq ft

536 Longley Rd, Groton, MA 01450

Home values near 445 Main St

Data from public records.

Address	Redfin Estimate
403 Main Street, Groton, MA 3 Beds \| 3.5 Baths \| 2564 Sq. Ft.	$789,293
436 Main Street, Groton, MA 4 Beds \| 5.5 Baths \| 4436 Sq. Ft.	$1,393,752

Address	Redfin Estimate
415 Main Street, Groton, MA 3 Beds \| 1 Baths \| 15897 Sq. Ft.	$698,655
478 Main Street, Groton, MA 3 Beds \| 2 Baths \| 1700 Sq. Ft.	$512,652

Address	Redfin Estimate
452 Main Street, Groton, MA 3 Beds \| 2 Baths \| 1027 Sq. Ft.	$422,305
458 Main Street Unit A, Groton, MA 3 Beds \| 3 Baths \| 2100 Sq. Ft.	$619,367

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