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5 Beds
6 Baths
4,190 sqft

$1,995,000

21 Clarkson Lane, Killingworth CT, 06419

Price per sqft$476.13
Built in2006
Property size4,190 sqft
Property typeResidential

Overview

Active

Listed Aug 13, 2026

Updated 2h ago

**WELCOME TO 21 CLARKSON LANE** Set at the end of a coveted cul-de-sac, 21 Clarkson Lane is a rare Connecticut country estate offering refined living, resort-style amenities, **Extraordinary Energy Efficiency**, and remarkable future possibilities. The main residence occupies 2.4 private acres, with an adjacent 1.9-acre buildable lot available for separate purchase. Whether envisioned for a future residence, guest house, equestrian pursuits, tennis court, or simply treasured open space, this offering provides exceptional flexibility. **A CONNECTICUT COUNTRY SETTING** Stone walls, pastoral views, mature landscaping, and exceptional privacy create an idyllic retreat. A spectacular pool, new bluestone patio, and beautifully appointed outdoor kitchen provide a private resort-like setting for entertaining. The impressive multi-purpose barn offers endless possibilities as a studio, pool house, game room, workshop, or recreational space. **THE CUSTOM RESIDENCE** Pristine, sophisticated, and exceptionally maintained, this custom residence offers five bedrooms, exquisite inlaid wood floors, abundant natural light, and generously proportioned rooms. The chef's kitchen features premium Wolf and Sub-Zero appliances and opens to inviting living spaces. The main level includes a private office, sunroom, elegant dining room, mudroom, and laundry.

$13,273/mo

Est. mortgage payment based on a $1,995,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
24197967

Interior Features

Bedrooms
5
Bathrooms
6
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
Yes

Exterior Features

Lot Size
2.4 Acres

Other Property Details

Taxes
$19,072
Tax Frequency
Annually
Garage
Yes
Pool
Yes
MLS provider logo

Listed by Tracee Adams with William Raveis Real Estate (860) 876-7358

The IDX display contains information sourced from SmartMLS, Inc. as of 11/10/2026. This information is for personal, non-commercial use only and may not be used for any purpose other than identifying properties the viewer may be interested in purchasing. MLS data is generally considered reliable but is not guaranteed accurate by the MLS. Buyers are responsible for verifying all information and should conduct their own investigation or consult a professional. Some MLS data may have been provided by sources other than the listing agent. Unless stated in writing, the Broker/Agent has not verified information obtained from outside sources. The Broker/Agent may or may not have been the listing and/or selling agent, and cannot guarantee the accuracy of any property location shown on a map. Any offer of compensation is made only to participants of the MLS where the listing is filed.

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Data last updated on 11/10/2026 at 2:25 PM UTC.

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