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MLS 24197967 For Sale Price Reduced Updated September 20, 2026
21 Clarkson Lane

Killingworth, Connecticut 06419

$1,995,000
On market 37 days
21 Clarkson Lane
1 / 40

About This Property

WELCOME to 21 CLARKSON LANE. Set at the end of a coveted cul-de-sac and surrounded by approximately five acres of extraordinary privacy, 21 Clarkson Lane is a rare Connecticut estate offering an exceptional combination of refined living, resort-style amenities, and remarkable future possibilities. The current property encompasses two separate building lots. The main house is on 2.4 acres, and the adjacent 1.9 acre lot may be purchased in addition to this home. Whether envisioned for a future residence, guest house, equestrian use, tennis court, additional acreage, or simply treasured open space, this offering provides a level of flexibility seldom found in the marketplace. A CONNECTICUT COUNTRY SETTING Stone walls, pastoral views, mature landscaping, and exceptional privacy create an idyllic country retreat. The grounds have been thoughtfully designed for both everyday enjoyment and memorable entertaining. A spectacular pool, new bluestone patio, and beautifully appointed outdoor kitchen create a private resort-like environment. The impressive multi-purpose barn adds another dimension-ideal for outdoor toys and equipment, or easily imagined as a studio, pool house, game room, workshop, or creative retreat.

Property Details

Interior

Heat
Solar — Geothermal
Cooling
Ceiling Fans,Central Air,Zoned
Fireplaces
3
Basement
Full,Fully Finished
In-Law Apartment
Possible
Interior Features
Open Floor Plan

Exterior & Lot

Roof
Asphalt Shingle
Construction
Construction
Pool
In Ground Pool
Lot Description
Secluded Borders Open Space Dry Level Lot Professionally Landscaped Open Lot
Garage & Parking
Attached Garage Paved Driveway

Utilities & Systems

Water Source
Private Water System
Sewer
Septic
Energy Features
Energy Star Rated Active Solar Generator Geothermal Heat Programmable Thermostat

Community & Schools

Elementary
Killingworth
Middle
Haddam-Killingworth
High
Haddam-Killingworth
Nearby Amenities
Golf Course Health Club Medical Facilities Shopping/Mall Tennis Courts

Appliances

Included
Gas Range Subzero Washer Dryer Wine Chiller

21 Clarkson Lane

Killingworth , Connecticut 06419

$1,995,000

Was $2,250,000 Reduced

On market 37 days

Beds
5
Baths
6
SqFt
4,190
Type
Single Family
County Middlesex
Garage 3
Rooms -
Lot Size 2.40 Acres
Property Tax $19,072
Assessed Value $669,900
Year Built 2006
Style Colonial
Zoning R-02
Parking Spaces 6

Payment Estimate

30-year fixed. Includes taxes; estimates only.

Estimated Monthly Payment
Open the full mortgage calculator →

Property Map

Map location is based on the property address.

Listing information is deemed reliable but not guaranteed and is sourced from the local MLS feed. Brokerage shown: RAVEIS03.

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