Google street view image for 30 S Prospect St, Groton, CT 06340

Off market dec 1994 for $190K

$662,991

Est. refi paymentEst. refi $1,269/mo

•

3 ba

•

2,276

sq ft

30 S Prospect St, Groton, CT 06340

About this home

30 S Prospect St is a 2,276 square foot house on a 0.79 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on December 19, 1994 for $190,000. Based on Redfin's Groton data, we estimate the home's value is $662,991.

Single-familyProperty Type

1958Year Built

0.79 acresLot Size

$291Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$662,991

$473K since sold in December 1994$35K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.9% higher than the average sale price ($651K) of 6 comparable homes.

SOLD DEC 10, 2025
$840,000
A
3 beds2.5 baths2,366 sq ft
53 Westwood Dr, Groton, CT 06340
SOLD AUG 21, 2026
$374,000
B
3 beds2 baths2,171 sq ft
21 Tower Ave, Groton, CT 06340
SOLD JUL 30, 2026
$999,000
C
4 beds3.5 baths2,872 sq ft
1085 Ocean Ave, New London, CT 06320
SOLD JAN 6, 2026
$526,312
D
3 beds3 baths2,024 sq ft
72 Three Acre Rd, Groton, CT 06340
SOLD AUG 24, 2026
$461,000
E
4 beds3 baths2,424 sq ft
44 Granada Ter, New London, CT 06320
SOLD SEP 18, 2026
$704,000
F
3 beds2.5 baths2,155 sq ft
371 Tyler Ave, Groton, CT 06340

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Earn from this home

Sell

$622,851

Est. take-home

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Refinance

Est. cash available

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Rent

$2,877/mo

Redfin rental estimate

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Market trends in 06340, CT

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.9%

+0.6% MoM

Median sale price

$349K

$25K MoM

Avg. days on market

27d

1 days MoM

Recently sold homes

5 MoM

New listings for sale

OPEN SUN, 12PM TO 2PM
$234,900
1 bed1 bath714 sq ft
75 Crown Knoll Ct #108, Groton, CT 06340
$350,000
2 beds2.5 baths1,567 sq ft
378 Meridian St Ext #28, Groton, CT 06340
OPEN SUN, 12PM TO 2PM
$1,800,000
5 beds4 baths2,688 sq ft
48 Sound Breeze Ave, Groton, CT 06340
$820,000
4 beds2 baths3,512 sq ft
199 Military Hwy, Groton, CT 06340
VIDEO TOUR
$595,000
3 beds2 baths1,680 sq ft
686 Groton Long Point Rd, Groton, CT 06340
See all

Provided by Redfin

Sale history for 30 S Prospect St

Year

Property tax

Land + Additions

Assessment*

2022

$7,858 (+4.0%)

$116,690 + $198,240

$314,930

2021

$7,556 (+3.0%)

$129,640 + $119,910

$249,550

2020

$7,339 (+3.3%)

$129,640 + $119,910

$249,550

2019

$7,105 (−1.0%)

$129,640 + $119,910

$249,550

2018

$7,175 (−0.3%)

$129,640 + $119,910

$249,550

2017

$7,200 (+1.1%)

$129,640 + $119,910

$249,550

2016

$7,119 (+8.9%)

$152,880 + $109,200

$262,080

2014

$6,539 (−1.4%)

$152,880 + $109,200

$262,080

2011

$6,635

$152,880 + $109,200

$262,080

Tax history for 30 S Prospect St

Year

Property tax

Land + Additions

Assessment*

2022

$7,858 (+4.0%)

$116,690 + $198,240

$314,930

2021

$7,556 (+3.0%)

$129,640 + $119,910

$249,550

2020

$7,339 (+3.3%)

$129,640 + $119,910

$249,550

2019

$7,105 (−1.0%)

$129,640 + $119,910

$249,550

2018

$7,175 (−0.3%)

$129,640 + $119,910

$249,550

2017

$7,200 (+1.1%)

$129,640 + $119,910

$249,550

2016

$7,119 (+8.9%)

$152,880 + $109,200

$262,080

2014

$6,539 (−1.4%)

$152,880 + $109,200

$262,080

2011

$6,635

$152,880 + $109,200

$262,080

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

Property details

Interior

Basement Information
Basement Type: Partial

Bathroom Information
# of Full Baths: 3

Heating & Cooling
Heating Type: Forced Hot Water

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 7

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Split Level
Exterior Wall: Aluminum/Vinyl

Property Information
Living Sq. Ft: 2,276
Gross Sq. Ft: 2,276
# of Units: 1
# of Stories: 1

Parking & Garage Information
Parking Type: Basement Garage
Garage / Carport Type: Basement

Lot Information
# of Buildings: 1
Land Sq. Ft: 34,412
Municipality Name: GROTON
Acres: 0.79
Zoning Code: R8
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2022

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,276
Stories: 1.0
Lot Size: 0.79 acres
Style: Single Family Residential
Year Built: 1958
Year Renovated: 2003
County: New London County
APN: 1951392

Home facts updated by county records on Jul 13, 2023

Around this home

Schools

Catherine Kolnaski Magnet School

Public PreK-5 • Assigned • 1.8mi

7/10

Groton Middle School

Public 6-8 • Assigned • 3.5mi

5/10

Fitch Senior High School

Public 9-12 • Assigned • 3.3mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Historical weather

Groton, CT • 06340

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 9.1 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

$630,000 – $763,000

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Nearby similar homes

$10,500

— beds— baths350 sq ft

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NEW CONSTRUCTION

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2 beds1 bath672 sq ft

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New listings for sale in 06340

OPEN SUN, 12PM TO 2PM

$234,900

1 bed1 bath714 sq ft

75 Crown Knoll Ct #108, Groton, CT 06340

$350,000

2 beds2.5 baths1,567 sq ft

378 Meridian St Ext #28, Groton, CT 06340

OPEN SUN, 12PM TO 2PM

$1,800,000

5 beds4 baths2,688 sq ft

48 Sound Breeze Ave, Groton, CT 06340

$820,000

4 beds2 baths3,512 sq ft

199 Military Hwy, Groton, CT 06340

VIDEO TOUR

$595,000

3 beds2 baths1,680 sq ft

686 Groton Long Point Rd, Groton, CT 06340

Home values near 30 S Prospect St

Data from public records.

Address	Redfin Estimate
36 S Prospect Street, Groton, CT 2 Beds \| 1 Baths \| 920 Sq. Ft.	$312,591
175 Shore Avenue, Groton, CT 5 Beds \| 2 Baths \| 1836 Sq. Ft.	$924,510

Address	Redfin Estimate
14 S Prospect Street, Groton, CT 3 Beds \| 3 Baths \| 2230 Sq. Ft.	$694,090
197 Shore Avenue, Groton, CT 4 Beds \| 2 Baths \| 1916 Sq. Ft.	$1,412,114

Address	Redfin Estimate
22 S Prospect Street, Groton, CT 3 Beds \| 3 Baths \| 2589 Sq. Ft.	$908,791
205 Shore Avenue, Groton, CT 5 Beds \| 3.5 Baths \| 4951 Sq. Ft.	$1,253,848

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 06340, CT

Sale history for 30 S Prospect St

Tax history for 30 S Prospect St

Property details

Around this home

Schools

Lifestyle

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 06340

Home values near 30 S Prospect St

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