21 Forest Ave, Groton, CT 06355
OFF MARKET

$532,800

Trulia Estimate
  • 4 Beds
  • 3 Baths
  • 2,806 sqft (on 1.42 acres)

21 Forest Ave, Groton, CT 06355

Old Mystic
Est. Refi. Payment $3,562/mo*
Refinance Your Home

Home Value

Trulia Estimate
$533K
Since last month
Increased$17K (+3.4%)
Since last year
Increased$20K (+4%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +90% in the last 10 years
MonthEstimated value
2026
August 2026$533K
August 2026$533K
July 2026$515K
June 2026$535K
May 2026$521K
April 2026$506K
March 2026$505K
February 2026$493K
January 2026$498K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
860 North Road, Groton, CT
1.54
Multi-Family Home
$475,000
10/29/25
4
3
2,260
132 Ring Drive, Groton, CT
2.73
Multi-Family Home
$446,670
07/29/26
4
2
1,904
19 Ashby Street, Groton, CT
3.00
Multi-Family Home
$1,043,000
12/30/25
4
3
2,613
9 Ashby St, Groton, CT
3.09
Multi-Family Home
$1,475,000
11/14/25
5
3
2,490
12 Bank Street, Groton, CT
2.90
Multi-Family Home
$771,000
09/04/26
3
3
1,995
29 Willow Street, Mystic, CT
3.17
Multi-Family Home
$925,000
07/17/26
4
4
2,818
15 Fort Hill Ct, Groton, CT
3.07
Multi-Family Home
$395,000
07/28/26
6
2
1,898
15 Fort Hill Ct, Groton, CT
3.09
Multi-Family Home
$395,000
07/24/26
6
2
1,898
9 Fort Hill Ct, Groton, CT
3.05
Multi-Family Home
$395,000
07/28/26
6
2
1,898
27 Atlanta Ct, Groton, CT
3.14
Multi-Family Home
$385,000
06/26/26
4
2
1,473

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
42 Lambtown Road, Mystic, CT 06355
0.06
$351,700
4
1
1,075
Off Market
33 Forest Avenue, Groton, CT 06355
0.06
$535,000
3
2
1,972
Recently Sold
24 Forest Avenue, Groton, CT 06355
0.09
$405,000
3
1
1,238
Recently Sold
15 Watrous Avenue, Mystic, CT 06355
0.12
$402,700
3
2
1,370
Off Market
110 Lambtown Road, Groton, CT 06355
0.13
$359,000
3
1.5
1,614
Recently Sold
24 Larchmont Terrace, Groton, CT 06355
0.15
$426,500
3
1
1,740
Off Market
36 Watrous Avenue, Groton, CT 06355
0.15
$399,500
4
2
2,260
Recently Sold
132 Lambtown Road, Groton, CT 06355
0.17
$312,400
2
1
1,080
Off Market
1309 Flanders Road, Groton, CT 06355
0.17
$455,000
3
2
1,693
Recently Sold
25 Hillside Drive, Groton, CT 06355
0.18
$456,400
4
2
1,547
Off Market
1297 Flanders Road, Groton, CT 06355
0.18
$450,000
5
2
1,764
Off Market
26 Hillside Drive, Groton, CT 06355
0.21
$404,500
3
2
2,416
Off Market

Local Information

  • Map ViewExplore the area around 21 Forest Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Multi-Family
Built in 1982
1.42 acre lot
2,806 sqft
$190/sqft
Garage

About this House

This multi-family home is located at 21 Forest Ave, Groton, CT. 21 Forest Ave is in the Old Mystic neighborhood in Groton, CT and in ZIP code 06355. This property has 4 bedrooms, 3 bathrooms and approximately 2,806 sqft of floor space. This property has a lot size of 1.42 acres and was built in 1982.
21 Forest Ave, Groton, CT 06355 is a 4 bedroom, 3 bathroom, 2,806 sqft multi-family in Old Mystic, built in 1982. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $532,800, with a rent estimate of $2,481/month.

Home Details for 21 Forest Ave

Interior Features

Heating & Cooling
Heating: OilHeating Fuel: Oil
Levels, Entrance, & Accessibility
Stories: 2
Interior Details
Number of Rooms: 9
Fireplace & Spa
Fireplace

Property Information

Year Built
Year Built: 1982Year Updated: 1999
Property Type / Style
Property Type: Multi Family

Exterior Features

Exterior Home Features
DeckExterior: Other
Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 2

Lot Information

Lot Area: 1.42 acres

Price and Tax history

YearProperty taxTax assessment
2025
$7,322
$268,100
Home facts updated by county records

Market trends in Groton

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$419K
$38.67KMoM
Sale-to-List Price
101.3%
Price per sq ft
$293
$12MoM
Available listings
64
16MoM

Around this home

Neighborhood Overview

Old Mystic
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Old Mystic

At least 14 Trulia users voted on each feature.

  • 95 % Say car is needed

  • 88 % Say people would walk alone at night

  • 87 % Say yards are well-kept

  • 85 % Say there's holiday spirit

  • 85 % Say it's dog friendly

  • 75 % Say it's quiet

  • 71 % Say parking is easy

  • 65 % Say there's wildlife

  • 60 % Say neighbors are friendly

  • 57 % Say there are sidewalks

  • 53 % Say streets are well-lit

  • 50 % Say kids play outside

  • 44 % Say they plan to stay for at least 5 years

  • 22 % Say it's walkable to restaurants

  • 17 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.
  • Lauradiede
    "my neighbors are generally very friendly, trusting, and helpful. people are always out walking their dogs riding their bikes or just going for a walk. there are multiple parks throughout the neighborhood and this is a safe place to live and raise children. "
    3
    Flag
  • S2e2riley
    "It is close to downtown restaurants and shopping but has a very neighborly and quiet feel. It is family friendly with good schools."
    1
    Flag
  • oberlander860
    "Beautiful Mystic area with boating, swimming beaches, aquarium, Mystic Seaport, near farms, farmer's markets, forests, good transport to other areas, centrally located."
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 21 Forest Ave

  • What is 21 Forest Ave estimated to be worth?
    Trulia's estimated value for 21 Forest Ave in Groton, CT is $532,800.
  • Is Groton a buyer's or seller's market?
    Groton is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Groton?
    The median sale price in Groton is $419K. That is up $38.67K from the prior month.
  • What do residents say about the Old Mystic neighborhood?
    Residents describe the Old Mystic neighborhood in Groton, CT as well-kept, dog-friendly, and quiet. Most residents say you need a car. See recently sold homes in Old Mystic, Groton.

Explore by feature - Pet Friendly

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Apartments for Rent

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