OFF MARKET

Off market sep 2025 for $450K

$432,362

•

1,446

sq ft

515 Main St Unit A, Groton, MA 01450

About this home

CondoProperty Type

2006Year Built

$299Est. Price/Sq.Ft.

2 spacesParking

Listed by Dave White • OwnerEntry.com

Bought with Dave White • OwnerEntry.com

Redfin checked: 2 minutes ago

•Source:MLS PIN #73408513

Redfin Estimate

$432,362

$18K since sold in September 2025$24K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 16.3% lower than the average sale price ($517K) of 6 comparable homes.

SOLD OCT 14, 2026
$590,000
A
2 beds2 baths1,305 sq ft
307 Autumn Ridge Dr #307, Ayer, MA 01432
SOLD AUG 24, 2026
$420,000
B
2 beds1.5 baths1,404 sq ft
26 Bradley Dr Unit C, Groton, MA 01450
SOLD JUL 31, 2026
$590,000
C
2 beds2 baths1,318 sq ft
606 Autumn Ridge Dr #606, Ayer, MA 01432
SOLD OCT 30, 2026
$350,000
D
2 beds1.5 baths1,842 sq ft
38 Tarbell St Unit 7B, Pepperell, MA 01463
SOLD OCT 2, 2026
$725,000
E
3 beds2 baths1,582 sq ft
42 Diamondback Ave, Nashua, NH 03062
SOLD MAY 6, 2026
$425,000
F
2 beds2 baths1,092 sq ft
519 Main St Unit D, Groton, MA 01450

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Earn from this home

Sell

$56,934

Est. take-home

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Rent

$2,616/mo

Redfin rental estimate

List your home for rent

Market trends in 01450, MA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.1%

1.7% MoM

Median sale price

$803K

$49K MoM

Avg. days on market

30d

3 days MoM

Recently sold homes

9 MoM

New listings for sale

OPEN SAT, 11AM TO 12:30PM
$350,000
2 beds2 baths1,092 sq ft
511 Main St Unit D, Groton, MA 01450
OPEN SAT, 11AM TO 1PM
$599,900
3 beds1 bath1,767 sq ft
61 Hemlock Park Dr, Groton, MA 01450
$505,000
3 beds1 bath1,112 sq ft
26 Forge Village Rd, Groton, MA 01450
$489,900
3 beds2 baths1,736 sq ft
9 Valley Rd, Groton, MA 01450
See all

Provided by Redfin

Sale history for 515 Main St Unit A

Date

Event

Price

Avail #1

Nov 25, 2025

Rental Removed

$3,200

$2/sq ft

Oct 25, 2025

Listed for Rent

$3,200

$2/sq ft

MLS PIN #73408513

Sep 15, 2025

Sold

$450,000

$311/sq ft

Aug 26, 2025

Contingent

—

Jul 23, 2025

Listed

$439,999

$304/sq ft

MLS PIN #71018461

Feb 26, 2010

Sold

$199,900

$138/sq ft

Jan 15, 2010

Contingent

—

Jan 13, 2010

Listed

$199,900

$138/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$5,963 (+22.9%)

$391,000

2024

$4,853 (+0.6%)

$321,600

2023

$4,823 (+3.5%)

$308,400

2022

$4,660 (−1.7%)

$271,100

2021

$4,741 (+21.3%)

$269,400

2020

$3,909 (+12.7%)

$224,900

2019

$3,470 (−3.0%)

$191,600

2018

$3,577 (+2.2%)

$191,600

2017

$3,499 (−5.8%)

$191,600

2016

$3,715 (+5.0%)

$197,800

2015

$3,539 (+5.1%)

$193,700

2014

$3,367 (+3.2%)

$193,700

2013

$3,264 (+4.8%)

$193,700

2012

$3,115 (+18.7%)

$193,700

2011

$2,624 (−19.4%)

$160,200

2010

$3,254 (−26.2%)

$206,200

2009

$4,412

$308,100

Tax history for 515 Main St Unit A

Year

Property tax

Land + Additions

Assessment*

2025

$5,963 (+22.9%)

$391,000

2024

$4,853 (+0.6%)

$321,600

2023

$4,823 (+3.5%)

$308,400

2022

$4,660 (−1.7%)

$271,100

2021

$4,741 (+21.3%)

$269,400

2020

$3,909 (+12.7%)

$224,900

2019

$3,470 (−3.0%)

$191,600

2018

$3,577 (+2.2%)

$191,600

2017

$3,499 (−5.8%)

$191,600

2016

$3,715 (+5.0%)

$197,800

2015

$3,539 (+5.1%)

$193,700

2014

$3,367 (+3.2%)

$193,700

2013

$3,264 (+4.8%)

$193,700

2012

$3,115 (+18.7%)

$193,700

2011

$2,624 (−19.4%)

$160,200

2010

$3,254 (−26.2%)

$206,200

2009

$4,412

$308,100

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

Public record

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

—

Year renovated

—

Sq. Ft.

1,446

Year built

2006

Style

Condo/Co-op

County

Middlesex County

APN

4681848

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 16, 2026.

Property details

Parking

Parking Information
Parking Spaces: 2

Interior

Master Bedroom Information
Area: 182
Length: 14
Width: 13
Level: First

Bedroom #2 Information
Area: 169
Length: 13
Width: 13
Level: First

Bedroom #3 Information
Area: 192
Length: 12
Width: 16
Level: First

Bathroom Information
# of Bathrooms (Full): 2
Master Bathroom Features: Yes

Living Room Information
Area: 255
Length: 17
Width: 15
Level: First

Dining Room Information
Area: 64
Length: 8
Width: 8
Level: First

Kitchen Information
Area: 60
Length: 6
Width: 10
Level: First

Basement Information
Basement: N

Laundry Information
Laundry Dimen: 4X6
Laundry Features: First Floor

Interior Features
# of Rooms (Total): 5

Exterior

Building Information
Building Area (Total): 1,446
StructureType: Garden
Stories (Total): 1
Year Built Source: Public Records
Year Built Details: Actual
Lead Paint: None

Property Information
PropertySubType: Condominium
Entry Level: 1

Financial

Tax Information
Tax Annual Amount: $5,963
Tax Year: 2025

Utilities

Utility Information
Sewer: Public Sewer
Water Source: Public

Heating & Cooling
Has Heating
Has Cooling
Heating: Central, Forced Air, Natural Gas
Cooling: Central Air

Location

HOA Information
Association Fee: $475
Association Fee Frequency: Monthly
Association Fee Includes: Insurance, Maintenance Structure, Road Maintenance, Maintenance Grounds, Snow Removal, Trash

Location Information
Directions: use GPS
UnparsedAddress: 515 Main St # A, Groton MA 01450

Community Information
Senior CommunityYN: No

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,446
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 2006
Year Renovated: —
County: Middlesex County
APN: 4681848

Home facts updated by county records on Jul 16, 2026

Other

Listing Information
StandardStatus: Closed

Around this home

Schools

K - 12
Preschool & daycare

Groton Dunstable Regional Middle School

Public 5-8 • Assigned • 0.6mi

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

1/10 Flood Factor

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

4/10 Fire Factor

1% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 96° expected this year, 16 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

Estimated sale price

$411,000 – $498,000

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511 Main St Unit D, Groton, MA 01450

Open floor plan • Sun filled kitchen • Pantry closet

OPEN SAT, 11AM TO 1PM

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Home values near 515 Main St Unit A

Data from public records.

Address	Redfin Estimate
515 Main Street Unit B, Groton, MA 2 Beds \| 2 Baths \| 1044 Sq. Ft.	$291,640
521 Main Street Unit B, Groton, MA 2 Beds \| 2 Baths \| 1054 Sq. Ft.	$335,550
517 Main Street Unit B, Groton, MA 3 Beds \| 2 Baths \| 1412 Sq. Ft.	$418,878
515 Main Street Unit C, Groton, MA 2 Beds \| 2 Baths \| 1092 Sq. Ft.	$387,367
509 Main Street Unit B, Groton, MA 2 Beds \| 2 Baths \| 1218 Sq. Ft.	$341,820
521 Main Street Unit B, Groton, MA 2 Beds \| 2 Baths \| 1032 Sq. Ft.	$379,639
517 Main Street Unit C, Groton, MA 2 Beds \| 2 Baths \| 1092 Sq. Ft.	$394,561

Address	Redfin Estimate
517 Main Street Unit A, Groton, MA 2 Beds \| 2 Baths \| 1118 Sq. Ft.	$256,282
521 Main Street Unit C, Groton, MA 2 Beds \| 2 Baths \| 1092 Sq. Ft.	$345,799
517 Main Street Unit C, Groton, MA 2 Beds \| 2 Baths \| 1164 Sq. Ft.	$398,136
515 Main Street Unit D, Groton, MA 2 Beds \| 2 Baths \| 1092 Sq. Ft.	$246,829
509 Main Street Unit C, Groton, MA 2 Beds \| 2 Baths \| 1097 Sq. Ft.	$343,902
509 Main Street Unit B, Groton, MA 2 Beds \| 2 Baths \| 1218 Sq. Ft.	$426,007
517 Main Street Unit A, Groton, MA 2 Beds \| 2 Baths \| 1032 Sq. Ft.	$251,589

Address	Redfin Estimate
521 Main Street Unit A, Groton, MA 2 Beds \| 2 Baths \| 1218 Sq. Ft.	$384,450
521 Main Street Unit D, Groton, MA 2 Beds \| 2 Baths \| 1092 Sq. Ft.	$307,214
517 Main Street Unit D, Groton, MA 2 Beds \| 2 Baths \| 1097 Sq. Ft.	$339,545
509 Main Street Unit A, Groton, MA 2 Beds \| 2 Baths \| 1032 Sq. Ft.	$252,475
509 Main Street Unit D, Groton, MA 2 Beds \| 2 Baths \| 1092 Sq. Ft.	$344,355
517 Main Street Unit B, Groton, MA 3 Beds \| 2 Baths \| 1412 Sq. Ft.	$444,010
521 Main Street Unit D, Groton, MA 2 Beds \| 2.5 Baths \| 1092 Sq. Ft.	$248,195

Property information provided by undefined .

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