51 Maple Ave is a 5,147 square foot house on a 4.76 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Groton data, we estimate the home's value is $1,745,375.
Single-familyProperty Type
2023Year Built
4.76 acresLot Size
$339Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,745,375
$0 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 50.3% higher than the average sale price ($1.16M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$22,643 (+8.4%)
$255,400 + $1,229,400
$1,484,800
2024
$20,891
$255,400 + $1,129,000
$1,384,400
Tax history for 51 Maple Ave
Year
Property tax
Land + Additions
Assessment*
2025
$22,643 (+8.4%)
$255,400 + $1,229,400
$1,484,800
2024
$20,891
$255,400 + $1,129,000
$1,384,400
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 24, 2023 • Final
Trench
Grading
May 2, 2023 • Final
Sheet metal/mechanical
Install two single-stage gas furnaces fueled by propane with an air conditioning system and all necessary ductwork for the first and second floors.
HVAC
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: 195
Bathroom Information
# of Full Baths: 3
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Excellent
Building Style Type: Colonial
Exterior Wall: Vinyl
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 5,147
Gross Sq. Ft: 8,580
Ground Floor Sq. Ft: 1,924
Lot Information
# of Buildings: 1
Land Sq. Ft: 207,346
Municipality Name: GROTON
Acres: 4.76
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 5,147
Stories: —
Lot Size: 4.76 acres
Style: Single Family Residential
Year Built: 2023
Year Renovated: —
County: Middlesex County
APN: 5238564
Home facts updated by county records on Jul 16, 2026
Around this home
Schools
K - 12
Preschool & daycare
Groton Dunstable Regional Middle School
Public 5-8 • Assigned • 1.6mi
7/10
Groton-Dunstable Regional High School
Public 9-12 • Assigned • 4.4mi
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
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 96° expected this year, 14 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)
31
17
34
18
50
30
60
39
68
49
79
60
83
64
80
58
74
53
62
43
50
34
36
22
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
$1.66M – $2.01M
Reach more buyers when you sell with Redfin. Save up to $17,454 in fees.3 minutes to get started.