Google street view image for 23 1st St, Groton, CT 06340

Off market

$595,027

•

2.5 ba

•

2,530

sq ft

23 1st St, Groton, CT 06340

About this home

23 1st St is a 2,530 square foot house on a 10,454 square foot lot with 3 bedrooms and 2.5 bathrooms. Based on Redfin's Groton data, we estimate the home's value is $595,027.

Single-familyProperty Type

1970Year Built

10,454 sq ftLot Size

$235Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$595,027

$8,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 21.7% higher than the average sale price ($489K) of 6 comparable homes.

SOLD AUG 25, 2026
$450,000
A
3 beds2.5 baths1,884 sq ft
25 Penny Ln, New London, CT 06320
SOLD OCT 30, 2026
$440,000
B
3 beds2 baths1,856 sq ft
45 Mansfield Rd, New London, CT 06320
SOLD AUG 21, 2026
$374,000
C
3 beds2 baths2,171 sq ft
21 Tower Ave, Groton, CT 06340
SOLD SEP 18, 2026
$704,000
D
3 beds2.5 baths2,155 sq ft
371 Tyler Ave, Groton, CT 06340
SOLD SEP 21, 2026
$440,000
E
2 beds3 baths3,054 sq ft
107 Johl Dr, Groton, CT 06340
SOLD JAN 6, 2026
$526,312
F
3 beds3 baths2,024 sq ft
72 Three Acre Rd, Groton, CT 06340

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Earn from this home

Sell

$558,788

Est. take-home

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Rent

$3,030/mo

Redfin rental estimate

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Market trends in 06340, CT

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

102.7%

0.2% MoM

Median sale price

$349K

$179 MoM

Avg. days on market

28d

1 days MoM

Recently sold homes

6 MoM

New listings for sale

OPEN SAT, 11AM TO 1PM
$1,649,000
3 beds3 baths1,908 sq ft
4 Cross St, Groton, CT 06340
COMING SOON
$449,900
3 beds2 baths1,550 sq ft
32 Washington Dr, Groton, CT 06340
NEW 20 HRS AGO
$110,000
2 beds1 bath944 sq ft
12 B St, Groton, CT 06340
NEW 23 HRS AGO
$240,000
2 beds1 bath625 sq ft
245 Midway Oval, Groton, CT 06340
OPEN SAT, 11:30AM TO 1PM
$499,000
3 beds2 baths1,670 sq ft
15 Stonecrest Rd, Groton, CT 06340
$432,000
3 beds1 bath1,802 sq ft
304 Lestertown Rd, Groton, CT 06340
COMING SOON
$389,000
4 beds2 baths1,092 sq ft
Groton, CT 06340
$92,000
2 beds1 bath784 sq ft
301 Buddington Rd Lot 60, Groton, CT 06340
$389,000
4 beds3 baths1,584 sq ft
151 Hynes Ave, Groton, CT 06340
COMING SOON
$649,900
3 beds2.5 baths2,118 sq ft
2 Fulton Dr, Groton, CT 06340
See all

Provided by Redfin

Sale history for 23 1st St

Year

Property tax

Land + Additions

Assessment*

2022

$8,041 (+10.7%)

$46,550 + $275,730

$322,280

2021

$7,264 (+3.0%)

$57,470 + $182,420

$239,890

2020

$7,055 (+3.3%)

$57,470 + $182,420

$239,890

2019

$6,830 (−1.0%)

$57,470 + $182,420

$239,890

2018

$6,897 (+1.1%)

$57,470 + $182,420

$239,890

2017

$6,820 (+1.9%)

$57,470 + $178,920

$236,390

2016

$6,693 (+8.9%)

$80,990 + $165,410

$246,400

2014

$6,148 (−1.4%)

$80,990 + $165,410

$246,400

2011

$6,238

$80,990 + $165,410

$246,400

Tax history for 23 1st St

Year

Property tax

Land + Additions

Assessment*

2022

$8,041 (+10.7%)

$46,550 + $275,730

$322,280

2021

$7,264 (+3.0%)

$57,470 + $182,420

$239,890

2020

$7,055 (+3.3%)

$57,470 + $182,420

$239,890

2019

$6,830 (−1.0%)

$57,470 + $182,420

$239,890

2018

$6,897 (+1.1%)

$57,470 + $182,420

$239,890

2017

$6,820 (+1.9%)

$57,470 + $178,920

$236,390

2016

$6,693 (+8.9%)

$80,990 + $165,410

$246,400

2014

$6,148 (−1.4%)

$80,990 + $165,410

$246,400

2011

$6,238

$80,990 + $165,410

$246,400

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

Permits

Aug 13, 2025 • Final

Residential - remodel

Remodel a kitchen and install new windows.

Kitchen

Remodel

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: 418
Basement Type: Full

Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1

Heating & Cooling
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 7

Exterior

Exterior Information
Physical Condition: Good
Building Style Type: Contemporary
Exterior Wall: Aluminum/Vinyl

Pool Information
Pool Type: Inground
Has Pool

Property Information
Living Sq. Ft: 2,530
Gross Sq. Ft: 2,530
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,454
Municipality Name: GROTON
Acres: 0.24
Zoning Code: R8
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2022

Public facts

Beds: 3
Baths: 2.5
Sq. Ft.: 2,530
Stories: 2.0
Lot Size: 10,454 square feet
Style: Single Family Residential
Year Built: 1970
Year Renovated: —
County: New London County
APN: 1952319

Home facts updated by county records on Jul 13, 2023

Around this home

Schools

K - 12
Preschool & daycare

Catherine Kolnaski Magnet School

Public PreK-5 • Assigned • 1.7mi

6/10

Groton Middle School

Public 6-8 • Assigned • 3.2mi

5/10

Fitch Senior High School

Public 9-12 • Assigned • 3.0mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Historical weather

Groton, CT • 06340

Average low and high temperatures (°F)

36°

23°

38°

23°

49°

33°

57°

42°

66°

51°

77°

61°

81°

66°

78°

61°

73°

57°

62°

47°

54°

38°

41°

27°

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.1 hours in June and 4.6 hours in December, which is comparable to the U.S. average for solar exposure.

9.1 hrs

4.6 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$566,000 – $685,000

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Nearby similar homes

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Built 2005 • Listed 24 days

New listings for sale in 06340

OPEN SAT, 11AM TO 1PM

$1,649,000

3 beds3 baths1,908 sq ft

4 Cross St, Groton, CT 06340

Corner lot • Primary suite • Private rear decks

COMING SOON

$449,900

3 beds2 baths1,550 sq ft

32 Washington Dr, Groton, CT 06340

Dressing area • Abundant storage • Recessed lighting

NEW 20 HRS AGO

$110,000

2 beds1 bath944 sq ft

12 B St, Groton, CT 06340

2 parking spots • Built 1982

NEW 23 HRS AGO

$240,000

2 beds1 bath625 sq ft

245 Midway Oval, Groton, CT 06340

Small deck • Near parks • Near electric boat

OPEN SAT, 11:30AM TO 1PM

$499,000

3 beds2 baths1,670 sq ft

15 Stonecrest Rd, Groton, CT 06340

Covered back porch • Mature trees • Hiking trails

$432,000

3 beds1 bath1,802 sq ft

304 Lestertown Rd, Groton, CT 06340

Gambrel style home • Easy access to i-95 • Easy access to i-395

COMING SOON

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4 beds2 baths1,092 sq ft

Groton, CT 06340

Remodeled home • Spacious rear deck • Mature shade trees

$92,000

2 beds1 bath784 sq ft

301 Buddington Rd Lot 60, Groton, CT 06340

Single level living • Covered porch • Private hill

$389,000

4 beds3 baths1,584 sq ft

151 Hynes Ave, Groton, CT 06340

First floor bedroom • I-95 access • Marinas

Home values near 23 1st St

Data from public records.

Address	Redfin Estimate
39 1st St, Groton, CT 2 Beds \| 1.5 Baths \| 1190 Sq. Ft.	$404,112
187 Tyler Ave, Groton, CT 2 Beds \| 1 Baths \| 1258 Sq. Ft.	$378,699
104 Tyler Ave, Groton, CT 3 Beds \| 1.5 Baths \| 1500 Sq. Ft.	$557,449
200 Tyler Ave, Groton, CT 3 Beds \| 1 Baths \| 1379 Sq. Ft.	$371,430
196 Tyler Ave, Groton, CT 3 Beds \| 2 Baths \| 3761 Sq. Ft.	$696,896
23 Cushman St, Groton, CT 2 Beds \| 2 Baths \| 1775 Sq. Ft.	$493,939
116 Tyler Ave, Groton, CT 5 Beds \| 2.5 Baths \| 2589 Sq. Ft.	$622,057

Address	Redfin Estimate
127 Tyler Ave, Groton, CT 5 Beds \| 6.5 Baths \| 6940 Sq. Ft.	$2,126,800
193 Tyler Ave, Groton, CT 3 Beds \| 2 Baths \| 2362 Sq. Ft.	$481,323
148 Tyler Ave, Groton, CT 3 Beds \| 1.5 Baths \| 2221 Sq. Ft.	$648,232
194 Tyler Ave, Groton, CT 2 Beds \| 1 Baths \| 820 Sq. Ft.	$275,199
216 Tyler Ave, Groton, CT 3 Beds \| 2.5 Baths \| 1824 Sq. Ft.	$653,035
24 Cushman St, Groton, CT 4 Beds \| 2.5 Baths \| 2175 Sq. Ft.	$596,825
222 Tyler Ave, Groton, CT 4 Beds \| 2 Baths \| 1695 Sq. Ft.	$546,805

Address	Redfin Estimate
165 Tyler Ave, Groton, CT 4 Beds \| 2 Baths \| 3088 Sq. Ft.	$690,275
205 Tyler Ave, Groton, CT 3 Beds \| 1.5 Baths \| 1444 Sq. Ft.	$439,184
172 Tyler Ave, Groton, CT 4 Beds \| 2 Baths \| 2116 Sq. Ft.	$575,544
180 Tyler Ave, Groton, CT 3 Beds \| 1 Baths \| 1252 Sq. Ft.	$463,941
214 Tyler Ave, Groton, CT 3 Beds \| 1 Baths \| 1448 Sq. Ft.	$392,615
132 Tyler Ave, Groton, CT 5 Beds \| 4 Baths \| 4370 Sq. Ft.	$1,074,945
190 Tyler Ave, Groton, CT 3 Beds \| 1 Baths \| 1080 Sq. Ft.	$370,995

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