SOLD JAN 29, 2026

Off Market Jan 2026 for $990K

$1,237,843

•

4,667

sq ft

320 Old Ayer Rd, Groton, MA 01450

About this home

Dream of land, privacy, and postcard-worthy views. On 6.46 acres of open rolling hillside, this property is ideal for horse and farm enthusiasts, or those seeking a serene lifestyle with sweeping views of neighboring farms. Enjoy breathtaking sunrises that fill the home with natural light. The main residence features sun-splashed rooms, hardwood floors throughout, a generous kitchen, living room, and dining room, and beautiful sightlines in every direction. A major value of this property is the attached 1,450 sqft fully functional Townhome, with a private entrance, 1-2 BRs, Central Air, a full basement, and a spacious Primary Bedroom with a substantial en-suite bathroom. This rare configuration is ideal for multi-generational living, offering a comfortable home for relatives and friends, or those seeking an investment rental unit, without sacrificing privacy. With unmatched land, light, and vistas, this property joins beauty, versatility, and the country lifestyle so many buyers seek.

Single-familyProperty Type

1983Year Built

6.46 acresLot Size

$265Est. Price/Sq.Ft.

8 spacesParking

Listed by Jeff Gordon • EXIT Assurance Realty

Bought with Jeff Gordon • EXIT Assurance Realty

Redfin checked: a few seconds ago

•Source:MLS PIN #73455669

Redfin Estimate

$1,237,843

$248K since sold in January 2026$16K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 9.3% lower than the average sale price ($1.36M) of 5 comparable homes.

SOLD BY REDFIN JUN 26, 2026
$1,220,000
A
4 beds2.5 baths4,314 sq ft
65 Skyfields Dr, Groton, MA 01450
SOLD DEC 4, 2025
$1,425,000
B
4 beds2.5 baths4,334 sq ft
326 Old Ayer Rd, Groton, MA 01450
SOLD JUL 2, 2026
$785,000
C
4 beds2.5 baths3,283 sq ft
6 Baywoods Dr, Shirley, MA 01464
SOLD JUL 30, 2026
$1,741,500
D
4 beds4.5 baths5,736 sq ft
89 Skyfields Dr, Groton, MA 01450
SOLD MAY 20, 2026
$1,650,000
E
4 beds3.5 baths4,590 sq ft
33 Worthen Dr, Groton, MA 01450

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

Earn from this home

Sell

$390,496

Est. take-home

List your home with Redfin and save $6,189

Market trends in 01450, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.1%

0.7% MoM

Median sale price

$825K

$18K MoM

Avg. days on market

21d

1 days MoM

Recently sold homes

14 MoM

New listings for sale

OPEN SAT, 11AM TO 1PM
$819,900
4 beds2.5 baths2,700 sq ft
197 Mill St, Groton, MA 01450
OPEN SUN, 1PM TO 3PM
$825,000
3 beds2.5 baths2,154 sq ft
63 Hummingbird Ln Unit A, Groton, MA 01450
OPEN SAT, 11:30AM TO 1PM
$475,000
2 beds1 bath864 sq ft
33 Longley Rd, Groton, MA 01450
OPEN SAT, 1PM TO 2:30PM
$750,000
3 beds3 baths2,578 sq ft
470 Lost Lake Dr, Groton, MA 01450
OPEN SAT, 11AM TO 1PM
$899,900
4 beds2.5 baths3,008 sq ft
536 Longley Rd, Groton, MA 01450
OPEN SAT, 11AM TO 12:30PM
$399,900
2 beds1.5 baths1,296 sq ft
8 Bradley Dr Unit C, Groton, MA 01450
See all

Provided by Redfin

Sale history for 320 Old Ayer Rd

Year

Property tax

Land + Additions

Assessment*

2026

$14,703 (−1.8%)

$310,500 + $684,300

$994,800

2025

$14,979 (+1.1%)

$297,900 + $684,300

$982,200

2024

$14,821 (+5.0%)

$297,900 + $684,300

$982,200

2023

$14,117 (+9.4%)

$297,900 + $604,700

$902,600

2022

$12,908 (+4.0%)

$277,300 + $473,600

$750,900

2021

$12,412 (+6.5%)

$254,300 + $450,900

$705,200

2020

$11,655 (+8.8%)

$267,500 + $403,100

$670,600

2019

$10,708 (−4.3%)

$256,200 + $335,100

$591,300

2018

$11,187 (−0.9%)

$256,200 + $343,000

$599,200

2017

$11,285 (+9.6%)

$275,000 + $343,000

$618,000

2016

$10,295 (+2.8%)

$224,700 + $323,500

$548,200

2015

$10,016 (+5.6%)

$224,700 + $323,500

$548,200

2014

$9,483 (+2.2%)

$222,100 + $323,500

$545,600

2013

$9,279 (+3.6%)

$227,400 + $323,300

$550,700

2012

$8,953 (−1.2%)

$233,500 + $323,300

$556,800

2011

$9,061 (−5.5%)

$229,900 + $323,300

$553,200

2010

$9,585 (+4.4%)

$268,900 + $338,500

$607,400

2009

$9,182

$302,700 + $338,500

$641,200

Tax history for 320 Old Ayer Rd

Year

Property tax

Land + Additions

Assessment*

2026

$14,703 (−1.8%)

$310,500 + $684,300

$994,800

2025

$14,979 (+1.1%)

$297,900 + $684,300

$982,200

2024

$14,821 (+5.0%)

$297,900 + $684,300

$982,200

2023

$14,117 (+9.4%)

$297,900 + $604,700

$902,600

2022

$12,908 (+4.0%)

$277,300 + $473,600

$750,900

2021

$12,412 (+6.5%)

$254,300 + $450,900

$705,200

2020

$11,655 (+8.8%)

$267,500 + $403,100

$670,600

2019

$10,708 (−4.3%)

$256,200 + $335,100

$591,300

2018

$11,187 (−0.9%)

$256,200 + $343,000

$599,200

2017

$11,285 (+9.6%)

$275,000 + $343,000

$618,000

2016

$10,295 (+2.8%)

$224,700 + $323,500

$548,200

2015

$10,016 (+5.6%)

$224,700 + $323,500

$548,200

2014

$9,483 (+2.2%)

$222,100 + $323,500

$545,600

2013

$9,279 (+3.6%)

$227,400 + $323,300

$550,700

2012

$8,953 (−1.2%)

$233,500 + $323,300

$556,800

2011

$9,061 (−5.5%)

$229,900 + $323,300

$553,200

2010

$9,585 (+4.4%)

$268,900 + $338,500

$607,400

2009

$9,182

$302,700 + $338,500

$641,200

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

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

6.46 Acres

Year renovated

—

Sq. Ft.

4,667

Year built

1983

Style

Multi-Family (2-4 Unit)

County

Middlesex County

APN

3218428S

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 30, 2026.

Dec 3, 2024 • Final

Electrical

Split a single electrical service into two separate services and install a new service for an apartment.

Electrical

Nov 19, 2024 • Final

Plumbing

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

Parking

Parking Information
Has Open Parking
Open Parking Spaces: 8
Parking Spaces: 8
Parking Features: Paved Drive, Shared Driveway, Off Street, Driveway, Paved, Unpaved

Interior

Master Bedroom Information
Area: 306
Length: 18
Width: 17
Level: Second
Features: Bathroom - Full,Ceiling Fan(s),Walk-In Closet(s),Closet,Flooring - Hardwood,Cable Hookup,Crown Molding

Bedroom #2 Information
Area: 238
Length: 17
Width: 14
Level: Second
Features: Closet,Flooring - Hardwood,Cable Hookup,Crown Molding

Bedroom #3 Information
Area: 196
Length: 14
Width: 14
Level: Second
Features: Closet,Flooring - Hardwood,Cable Hookup,Crown Molding

Bedroom #4 Information
Area: 272
Length: 17
Width: 16
Level: Third
Features: Walk-In Closet(s),Closet,Flooring - Wood,Cable Hookup

Bathroom Information
# of Bathrooms (Full): 2
# of Bathrooms (Half): 1
Master Bathroom Features: Yes

Bathroom #1 Information
Level: First
Features: Bathroom - Half,Flooring - Hardwood

Bathroom #2 Information
Level: Second
Features: Bathroom - Full,Bathroom - With Tub & Shower,Closet,Closet/Cabinets - Custom Built,Flooring - Hardwood,Double Vanity,Dryer Hookup - Electric,Washer Hookup

Bathroom #3 Information
Level: Second
Features: Bathroom - Full,Bathroom - With Tub & Shower,Flooring - Hardwood,Bidet,Double Vanity,Recessed Lighting

Living Room Information
Area: 442
Length: 26
Width: 17
Level: Main,First
Features: Wood / Coal / Pellet Stove,Ceiling Fan(s),Flooring - Hardwood,Cable Hookup,Deck - Exterior,Exterior Access,Open Floorplan,Recessed Lighting,Crown Molding,Pocket Door

Family Room Information
Area: 255
Length: 17
Width: 15
Level: Main,First
Features: Bathroom - Half,Closet,Flooring - Hardwood,Cable Hookup,Deck - Exterior,Exterior Access,Open Floorplan

Dining Room Information
Area: 308
Length: 22
Width: 14
Level: Main,First
Features: Flooring - Hardwood,Open Floorplan,Lighting - Overhead,Crown Molding

Kitchen Information
Area: 221
Length: 17
Width: 13
Level: Main,First
Features: Ceiling Fan(s),Flooring - Hardwood,Pantry,Cable Hookup,Country Kitchen,Deck - Exterior,Exterior Access,Open Floorplan,Slider,Crown Molding

Basement Information
Basement: Full, Interior Entry, Unfinished

Laundry Information
Laundry Features: Second Floor, Electric Dryer Hookup, Washer Hookup

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 3

Appliances
Appliances: Water Heater, Washer, Dryer, ENERGY STAR Qualified Refrigerator, ENERGY STAR Qualified Dishwasher, Range Hood, Oven

Interior Features
# of Rooms (Total): 9
Door Features: Insulated Doors
Window Features: Insulated Windows, Screens
Flooring: Tile, Hardwood, Pine, Flooring - Hardwood, Flooring - Wood
Interior Features: Closet, Walk-In Closet(s), Closet/Cabinets - Custom Built, Cable Hookup, Storage, Ceiling - Half-Vaulted, Entry Hall, Library, Walk-Up Attic, High Speed Internet

Exterior

Building Information
Building Area (Total): 4,667
Foundation Details: Concrete Perimeter
Construction Materials: Frame
Year Built Source: Public Records
Year Built Details: Actual,Unknown/Mixed
Color: Gray

Exterior Features
Roof: Shingle
Patio And Porch Features: Deck - Exterior, Deck
Exterior Features: Deck, Rain Gutters, Storage, Screens, Fruit Trees, Garden, Guest House, Horses Permitted, Stone Wall

Property Information
PropertySubType: Single Family Residence
Above Grade Finished Area: 4667
Other Structures: Guest House
ADU: Y

Lot Information
Lot Size (Acres): 6.46
Lot Features: Wooded, Cleared, Gentle Sloping, Level
Road Surface Type: Paved
Road Frontage Type: Public
Road Responsibility: Public Maintained Road

Financial

Tax Information
Tax Annual Amount: $14,979
Tax Year: 2025

Utilities

Utility Information
Utilities: for Gas Oven, for Electric Dryer, Washer Hookup
Sewer: Private Sewer
Water Source: Private
Electric: Circuit Breakers, 200+ Amp Service

Heating & Cooling
Has Heating
Heating: Baseboard, Propane, Wood, Wood Stove
Cooling: Whole House Fan

Location

Location Information
Directions: Route 119 to Old Ayer Rd.
UnparsedAddress: 320 Old Ayer Rd, Groton MA 01450

Community Information
Senior CommunityYN: No
Community Features: Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Stable(s), Golf, Medical Facility, Bike Path, Conservation Area, House of Worship, Private School, Public School
HorseYN: Yes

Public facts

Beds: 5
Baths: 4.0
Sq. Ft.: 4,667
Stories: 3.0
Lot Size: 6.46 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1983
Year Renovated: —
County: Middlesex County
APN: 3218428S

Home facts updated by county records on Jul 29, 2026

Other

Miscellaneous Information
Heat Zones: 2

Listing Information
StandardStatus: Closed

Around this home

Schools

Florence Roche School

Public K-4 • Assigned • 2.1mi

8/10

Groton Dunstable Regional Middle School

Public 5-8 • Assigned • 2.2mi

7/10

Groton-Dunstable Regional High School

Public 9-12 • Assigned • 4.8mi

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

3/10 Fire Factor

0.77% 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

Estimated sale price

$1.18M – $1.42M

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Home values near 320 Old Ayer Rd

Data from public records.

Address	Redfin Estimate
264 Old Ayer Rd, Groton, MA 3 Beds \| 3 Baths \| 3509 Sq. Ft.	$977,951
324 Old Ayer Rd, Groton, MA 4 Beds \| 3.5 Baths \| 3000 Sq. Ft.	$1,084,516

Address	Redfin Estimate
310 Old Ayer Rd, Groton, MA 4 Beds \| 1.5 Baths \| 2933 Sq. Ft.	$952,805
322 Old Ayer Rd, Groton, MA 3 Beds \| 2.5 Baths \| 2933 Sq. Ft.	$1,008,286

Address	Redfin Estimate
326 Old Ayer Rd, Groton, MA 4 Beds \| 2.5 Baths \| 4334 Sq. Ft.	$1,563,828
370 Old Ayer Rd, Groton, MA 3 Beds \| 2 Baths \| 2582 Sq. Ft.	$720,158

Property information provided by MLS PIN when last listed in 2025. This data may not match . Learn more.

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