This home's estimate is 0.9% lower than the average sale price ($847K) of 6 comparable homes.
Search- Overview
- Sale & tax history
- Property details
- Neighborhood
- Climate
21 Tunnel Rd, Newtown, CT 06470
About this home
NEED SPACE for a large family, the in-laws, or just room to stretch? We have it! Sprawling Ranch, open floor plan, fabulous in-law, beautiful in-ground pool, all on 2 level, useable acres. This home is impeccable from top to bottom. Eat-in kitchen of stainless, granite and center island, with vaulted ceiling, skylight and over and under cabinet lighting. All new and newer windows and sliders throughout. Enjoy a cozy fire from your dining room and living room with the see-through fireplace. The kitchen is open to the amazing Great Room with its cathedral ceiling and beams, floor to ceiling windows and sliders to large deck which stretches across back of house and overlooks the inground pool. After a long day retire to the Master Bedroom with it’s large spa-like bathroom with Jacuzzi tub and separate shower, vaulted ceiling and skylight. Bedroom has its own slider for easy access to the deck for morning coffee on a warm sunny day. Walk-out lower level is a light and bright in-law with bedroom, full bath, living area and kitchenette. Also an exercise room and plenty of storage. Home has been well maintained. Updated kitchen and baths. Hardwood floors throughout main level. Home is hardwired for generator.
Redfin Estimate
Earn from this home
List your home with Redfin and save $8,393
Get cash now or lower your monthly rate
List your home for rent
Market trends in 06470, CT
Last updated August 2026
Buyer's Market
Seller's Market
Seller's market
See all
Provided by Redfin
Sale history for 21 Tunnel Rd
$123/sq ft
$128/sq ft
$95/sq ft
$96/sq ft
$100/sq ft
Tax history for 21 Tunnel Rd
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Property details
Parking
- Garage Information
- Garage & Parking: Attached Garage, Paved
- Garages Number: 2
Interior
- Interior Information
- Total Rooms: 9
- Laundry Room Location: Main Floor
- Interior Features: Auto Garage Door Opener, Cable - Pre-wired, Open Floor Plan, Security System
- In-Law Apartment: Yes
- In-Law Access: Lower Level
- Fireplaces Total: 1
- Cooling System: Central Air
- Appliances Included: Electric Range, Microwave, Refrigerator, Dishwasher, Washer, Electric Dryer
- Bathroom Information
- # of Baths (Full): 3
- # of Baths (Half): 1
- Bedroom Information
- Beds Total: 4
- Room Information
- Rooms Additional: Exercise Room, Laundry Room
- Room Count: 9
- Basement Description: Full With Walk-Out, Crawl Space, Interior Access, Walk-out, Liveable Space, Storage
- Has Attic
Exterior
- Exterior Features
- Roof Information: Asphalt Shingle
- Exterior Siding: Wood
- Exterior Features: Deck, Patio
- Lot Information
- Lot Description: Level Lot
- Pool Information
- Swimming Pool
- Pool Description: In Ground Pool, Concrete
- Building Information
- Foundation Type: Concrete
- Construction Description: Frame
- Color: Brown
- Property Information
- Property Type: Single Family For Sale
- Living Area SQFT Per Public Record: 2465
- Driveway Type: Circular, Paved
Financial
- Assessments Information
- Assessed Value: $244,570
Utilities
- Utility Information
- Water Source: Private Well
- Sewage System: Septic
- Hot Water Description: Domestic
- Heat Type: Baseboard
- Heat Fuel Type: Oil
- Fuel Tank Location: In Basement
Location
- School Information
- Middle Jr High School: Newtown
- Intermediate School: Reed
- High School: Newtown
- Elementary School: Per Board of Ed
- Location Information
- State: Connecticut
- Nearby Amenities: Golf Course, Health Club, Library, Park, Public Pool, Tennis Courts
- Directions: Route 25 to Blackman Rd. to Tunnel Rd. or Currituck to Tunnel. House is closer to Blackman side.
- County: Fairfield
Public facts
- Beds: 4
- Baths: 3.5
- Sq. Ft.: 2,959
- Stories: 1.0
- Lot Size: 2.02 acres
- Style: Single Family Residential
- Year Built: 1971
- Year Renovated: —
- County: Fairfield County
- APN: 211251
Other
- Documents & Disclosures
- Supplement Count Public: 1
Around this home
Schools
Public K-4 • Assigned • 1.9mi
Public 7-8 • Assigned • 2.1mi
Public 9-12 • Assigned • 3.6mi
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
Minimal risk of a flood reaching the building in the next 30 years
Unlikely to be in a wildfire in next 30 years
7 days above 99° expected this year, 15 days in 30 years
27% chance of strong winds in next 30 years
3 unhealthy days expected this year, 5 days in 30 years
Sun exposure
In this area, properties receive around 8.7 hours in June and 4.2 hours in December, placing it below the U.S. average for solar exposure.
Nearby similar homes
New listings for sale in 06470
Home values near 21 Tunnel Rd
| Address | Redfin Estimate |
|---|---|
5 Beds | 3 Baths | 2430 Sq. Ft. | $707,701 |
3 Beds | 2.5 Baths | 2448 Sq. Ft. | $706,214 |
| Address | Redfin Estimate |
|---|---|
4 Beds | 3 Baths | 1676 Sq. Ft. | $699,682 |
6 Beds | 5.5 Baths | 4641 Sq. Ft. | $1,038,948 |
| Address | Redfin Estimate |
|---|---|
4 Beds | 3.5 Baths | 3136 Sq. Ft. | $821,937 |
4 Beds | 2.5 Baths | 2588 Sq. Ft. | $792,702 |
More real estate resources
- Zip Codes
- Minor Civil Divisions
- Cities
- Popular Searches
| 06482 homes for sale | |||
| 06470 homes for sale |
| Wilton homes for sale | |||
| Weston homes for sale | |||
| Monroe homes for sale | |||
| Fairfield homes for sale | |||
| New Canaan homes for sale |
| Milford homes for sale | |||
| Westport homes for sale | |||
| Norwalk homes for sale |
Find us
Subsidiaries
Affiliated Business
Copyright: © 2026 Redfin. All rights reserved.
Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.
Do not sell or share my personal information.
REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.
California DRE #01521930
Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures
New Mexico Real Estate Licenses
TREC: Info About Brokerage Services, Consumer Protection Notice
All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.
Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.
If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.
REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.







































United States
Canada