This cherished family home is ready to open its doors to a brand-new chapter. Lovingly maintained by the same family for over six decades, this property has just undergone a spectacular transformation with recent renovations completed to offer its next owner ultimate peace of mind and modern comfort. Step inside to find a bright, revitalized interior featuring freshly painted walls, updated modern light fixtures, and beautifully refinished hardwood floors that gleam under the natural light. The main level offers a wonderful, spacious layout designed for both connection and privacy. It features three comfortable bedrooms, a formal dining room for holiday gatherings, a welcoming front living room, and a separate family room where everyone can spread out. A delightful sun porch sits just off the family living space, offering the perfect spot for a quiet afternoon read. The extensive upgrades continue with two fully remodeled, full bathrooms. Need even more space? The finished lower level provides an expansive secondary living area, complete with a full bath, ideal for a recreation room, office or guest suite. A 3 years young roof, boiler is from 2019 and an under-house garage offering secure parking and excellent additional storage space. Perfectly situated in a highly convenient location, you are just minutes away from local amenities, shopping, dining, downtown Mystic and with an easy, seamless commute to Electric Boat (EB) and the Navy Base
For sale
Price cut: $20K (6/24)
$369,000
21 Tower Avenue, Groton, CT 06340
3beds
2,171sqft
Single Family Residence
Built in 1963
0.36 Acres Lot
$366,100 Zestimate®
$170/sqft
$-- HOA
What's special
Delightful sun porchThree comfortable bedroomsSeparate family roomBeautifully refinished hardwood floorsUpdated modern light fixturesFreshly painted wallsWonderful spacious layout
- 39 days |
- 3,358 |
- 165 |
Likely to sell faster than
Zillow last checked:
Listing updated:
Listed by:
Renee R. McCammon (860)705-8084,
Berkshire Hathaway NE Prop. 860-536-4906
Source: Smart MLS,MLS#: 24177312
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 2
- Full bathrooms: 2
Primary bedroom
- Features: Hardwood Floor
- Level: Main
Bedroom
- Level: Main
Bedroom
- Level: Main
Bathroom
- Level: Main
Bathroom
- Level: Lower
Den
- Level: Lower
Dining room
- Features: Hardwood Floor
- Level: Main
Family room
- Level: Main
Living room
- Features: Hardwood Floor
- Level: Main
Heating
- Hot Water, Oil
Cooling
- Ceiling Fan(s)
Appliances
- Included: Cooktop, Oven, Microwave, Range Hood, Refrigerator, Dishwasher, Washer, Dryer, Water Heater
- Laundry: Main Level
Features
- Basement: Full,Heated,Storage Space,Garage Access,Interior Entry,Partially Finished,Liveable Space
- Attic: Storage,Access Via Hatch
- Has fireplace: No
Interior area
- Total structure area: 2,171
- Total interior livable area: 2,171 sqft
- Finished area above ground: 1,594
- Finished area below ground: 577
Video & virtual tour
Property
Parking
- Total spaces: 5
- Parking features: Attached, Paved, Off Street, Driveway, Garage Door Opener, Private
- Attached garage spaces: 2
- Has uncovered spaces: Yes
Features
- Patio & porch: Enclosed, Porch
Lot
- Size: 0.36 Acres
- Features: Wetlands, Few Trees, Wooded, Level
Details
- Additional structures: Shed(s)
- Parcel number: 1953477
- Zoning: IG
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Ranch
- Property subtype: Single Family Residence
Materials
- Vinyl Siding
- Foundation: Concrete Perimeter
- Roof: Asphalt
Condition
- New construction: No
- Year built: 1963
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Features: Golf, Health Club, Library, Medical Facilities, Playground, Private School(s), Public Rec Facilities, Shopping/Mall
- Subdivision: Poquonock Bridge
HOA
- Has HOA: No
Location
- Region: Groton
Financial & listing details
- Price per square foot: $170/sqft
- Tax assessed value: $210,280
- Annual tax amount: $6,205
- Date on market: 5/21/2026
Estimated market value
$366,100
$348,000 - $384,000
$4,187/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/24/2026 | Price change | $369,000-5.1%$170/sqft |
Source:  Smart MLS #24177312 Report a problem | ||
| 5/21/2026 | Listed for sale | $389,000$179/sqft |
Source: Smart MLS #24177312 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $6,205 +6.2% | $210,280 |
| 2024 | $5,842 +2% | $210,280 |
| 2023 | $5,726 +2.4% | $210,280 |
| 2022 | $5,593 +22.1% | $210,280 +49.1% |
| 2021 | $4,580 +2.7% | $141,050 |
| 2020 | $4,460 +3.8% | $141,050 |
| 2019 | $4,295 +1% | $141,050 |
| 2018 | $4,251 +2.7% | $141,050 |
| 2017 | $4,141 -0.4% | $141,050 -4.7% |
| 2016 | $4,157 +4% | $148,050 |
| 2015 | $3,997 +2.7% | $148,050 |
| 2014 | $3,891 +1.4% | $148,050 |
| 2013 | $3,837 -0.8% | $148,050 |
| 2012 | $3,867 +0.3% | $148,050 -6.3% |
| 2011 | $3,855 +5% | $158,060 |
| 2010 | $3,670 +5.8% | $158,060 +3.6% |
| 2009 | $3,470 +7.4% | $152,530 |
| 2008 | $3,230 +47.7% | -- |
| 2006 | $2,187 +4.8% | $90,930 |
| 2005 | $2,087 +1.5% | $90,930 |
| 2004 | $2,057 -0.6% | $90,930 |
| 2003 | $2,069 -6.5% | $90,930 +20.7% |
| 2001 | $2,214 -1.4% | $75,320 +4.5% |
| 2000 | $2,246 -2.2% | $72,100 -4.3% |
| 1996 | $2,297 | $75,320 |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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Climate risks
Neighborhood: 06340
Nearby schools
GreatSchools rating
- 5/10Mystic River Magnet SchoolGrades: PK-5Distance: 2.8 mi
- 5/10Groton Middle SchoolGrades: 6-8Distance: 2.1 mi
- 5/10Fitch Senior High SchoolGrades: 9-12Distance: 2 mi
Schools provided by the listing agent
- High: Fitch Senior
Source: Smart MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
A local agent can set up tours, give advice and negotiate with sellers.
- Connecticut
- New London County
- Groton
- 06340
- 21 Tower Avenue
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