38 Windmill Hill Rd is a 1,276 square foot house on a 0.42 acre lot with 3 bedrooms and 1 bathroom. Based on Redfin's Groton data, we estimate the home's value is $494,000.
Single-familyProperty Type
1953Year Built
0.42 acresLot Size
$387Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$494,000
$5,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.5% higher than the average sale price ($464K) 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*
2026
$6,420 (+4.1%)
$188,600 + $245,800
$434,400
2025
$6,167 (+11.1%)
$179,600 + $224,800
$404,400
2024
$5,549 (+3.6%)
$179,600 + $188,100
$367,700
2023
$5,358 (+3.5%)
$179,600 + $163,000
$342,600
2022
$5,178 (+3.8%)
$161,000 + $140,200
$301,200
2021
$4,988 (+10.7%)
$153,200 + $130,200
$283,400
2020
$4,505 (+3.9%)
$153,200 + $106,000
$259,200
2019
$4,337 (+1.6%)
$145,900 + $93,600
$239,500
2018
$4,268
$145,900 + $82,700
$228,600
2017
$4,266 (−1.3%)
$145,900 + $87,700
$233,600
2016
$4,323 (+2.8%)
$147,500 + $82,700
$230,200
2015
$4,206 (+5.1%)
$147,500 + $82,700
$230,200
2014
$4,001 (+3.1%)
$147,500 + $82,700
$230,200
2013
$3,879 (+2.7%)
$147,500 + $82,700
$230,200
2012
$3,776 (−0.8%)
$152,100 + $82,700
$234,800
2011
$3,807 (+9.8%)
$152,100 + $80,300
$232,400
2010
$3,467 (−1.0%)
$143,200 + $76,500
$219,700
2009
$3,501
$162,800 + $81,700
$244,500
Tax history for 38 Windmill Hill Rd
Year
Property tax
Land + Additions
Assessment*
2026
$6,420 (+4.1%)
$188,600 + $245,800
$434,400
2025
$6,167 (+11.1%)
$179,600 + $224,800
$404,400
2024
$5,549 (+3.6%)
$179,600 + $188,100
$367,700
2023
$5,358 (+3.5%)
$179,600 + $163,000
$342,600
2022
$5,178 (+3.8%)
$161,000 + $140,200
$301,200
2021
$4,988 (+10.7%)
$153,200 + $130,200
$283,400
2020
$4,505 (+3.9%)
$153,200 + $106,000
$259,200
2019
$4,337 (+1.6%)
$145,900 + $93,600
$239,500
2018
$4,268
$145,900 + $82,700
$228,600
2017
$4,266 (−1.3%)
$145,900 + $87,700
$233,600
2016
$4,323 (+2.8%)
$147,500 + $82,700
$230,200
2015
$4,206 (+5.1%)
$147,500 + $82,700
$230,200
2014
$4,001 (+3.1%)
$147,500 + $82,700
$230,200
2013
$3,879 (+2.7%)
$147,500 + $82,700
$230,200
2012
$3,776 (−0.8%)
$152,100 + $82,700
$234,800
2011
$3,807 (+9.8%)
$152,100 + $80,300
$232,400
2010
$3,467 (−1.0%)
$143,200 + $76,500
$219,700
2009
$3,501
$162,800 + $81,700
$244,500
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Apr 1, 2024 • Active
Electrical
Install and wire recessed lights with a dimmer switch.
Electrical
Feb 21, 2024 • Final
Electrical
Upgrade the electrical service from 100 amps to 200 amps.
Electrical
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: 976
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Exterior Wall: Vinyl
Roof Shape Type: Gable
Pool Information
Pool Type: Inground
Has Pool
Property Information
Living Sq. Ft: 1,276
Gross Sq. Ft: 2,564
Ground Floor Sq. Ft: 1,276
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 18,295
Municipality Name: GROTON
Acres: 0.42
Zoning Code: RA
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,276
Stories: 1.0
Lot Size: 0.42 acres
Style: Single Family Residential
Year Built: 1953
Year Renovated: —
County: Middlesex County
APN: 2598336S
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Groton Dunstable Regional Middle School
Public 5-8 • Assigned • 2.5mi
7/10
Groton-Dunstable Regional High School
Public 9-12 • Assigned • 5.3mi
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
1% 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)
31
17
34
18
50
30
60
39
68
49
79
60
84
65
79
59
74
54
63
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
$470,000 – $569,000
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