Pristine High Vista Land: As you drive through the gated entrance up the winding drive, take in the flora and fauna. This magnificent building lot lends itself to an abundance of opportunities such as solar and wind power to comfortably live off grid. Located in the corner of CT-RI-MA (the Quiet Corner) of Northeast CT. Perfect location for the kings castle. This Mashentuck mountain top is 600ft above sea level offering spectacular east and west views(sunrise & sunset) in every season. Perfect for a private estate and paradise with wildlife galore. 23 acres, there is ample room for a heliport and livestock. Paved drive (with installed utilities) leads up to roughed in graveled driveway. Surveyed and perc just needs a house plan, owner financing possible.
Experience the quintessential beauty of this New England countryside on this breathtaking 8.8 acres. This property offers a rare sense of pastoral peace without sacrificing convenience. Located less than a quarter-mile from I-395, you can enjoy a quiet, rural lifestyle with seamless transit to Boston, Providence, and NYC right at your doorstep. This is also listed as part of 4 properties which are under 100 acres. The other properties include 94 Hubbard Hill Road which is an Active Quarry, 24 Klocek Rd which has 2 houses and various barns on the property and 25 Klocek Rd which development may be an option. Buyer should do their own Due Diligence.
This established quarry offers a prime opportunity to acquire a profitable and permitted operation in the high-demand world of tan stone which is the most versatile material in the aggregate and masonry world. Because it's a neutral earthy tone, it blends seamlessly into both natural landscapes and modern architectural designs. Slabs, Thin Wall, and Wall Stone are just an example of the products mined from this quarry. It is equipped to handle large-scale projects and become a productive aspect of a company's granite quarry opportunities. Minutes from Rt 395, the quarry is easily accessible. Site tours can be scheduled at your convenience. This is also listed as part of 4 properties - MLS 2411289 which is just under a total of 100 acres. The other properties include 100 Hubbard Hill 8.8 acres, 24 Klocek Rd which includes 2 houses and various buildings on 11.2 acres and 25 Klocek Rd 22.51 acres. Development may be an option. You will need to do your due diligence.
Building lot ready to go - Site plan available, Septic approved, Wetlands approval in place. Present plan shows home set back about 360 ft from road with 500 ft long driveway. Please see the following from seller for reducing the cost of construction of the driveway - "However, both also stated that a lot of the fill could be brought from the septic area and house location or really, any other place on the hill as just about anywhere that is mostly white pine is all suitable fill anyway. According to them (and Normand at Killingly Engineering), using the land's existing fill would greatly reduce that cost." Present home site shown at about 20ft higher than paved Breakneck Hill Road. Private wooded setting in East Killingly. Buyer and buyers' agent to do due diligence to verify status of approvals. Sign is posted about 20 feet from proposed driveway. Do not try to use the driveway at 320 Breakneck Hill Road which is about 1100 ft south of the real estate sign.
Unlock the potential of this residential property located at 11 Otis Street in Killingly. Offering a unique opportunity for investors, builders, or anyone looking to create something new, this property is being sold as part of a bundled package with 411 Hartford Pike, Killingly, CT. Whether you're exploring development possibilities, expanding your portfolio, or securing land in a convenient location, this offering provides flexibility and long-term value. Situated close to local amenities, schools, shopping, and major routes, the property benefits from both accessibility and a well-established community setting. Both properties are to be sold together. Please perform all diligence regarding zoning, permitted uses, utilities, and any potential development opportunities. Property is being sold as-is.
Prime commercial property available for sale or lease at a signalized, high-traffic corner of Route 6 and Route 12. Offering over 517 feet of combined frontage, the site provides outstanding visibility, strong traffic counts, and multiple access potential. Located less than ¼ mile from I-395, it benefits from immediate highway connectivity and both local and regional draw. Zoned General Commercial, the parcel supports a wide range of high-intensity uses including banks, quick-service or coffee concepts with drive-through, convenience retail, pad-site development, and neighborhood retail. The prominent corner location, substantial frontage, and proximity to a major interstate interchange make this an exceptional opportunity for investors, developers, and owner-users seeking maximum exposure in a well-established retail corridor.
216+/- acre tract of absolutely gorgeous woodland with some fields, small stream, some wetlands, pine & hardwood forests, apple and chestnut trees, hiking and vehicle and Quad trails, Whole tract currently consists of 8 separate contiguous parcels of land with 650+/- feet of road frontage, this property is very sub-dividable, first parcel had a 9 lot sub-division, entitled: "Fawn Ridge" completely approved by the Killingly P&Z Commission approximately 17 years ago. This large tract of land is teeming with wildlife. Ideal for family compound, equestrian estate or for large upper bracket homes for the persons that wants a lot of elbow room, a rare find and must see property.
Property is basically level and gently sloping, Ideal site for development of Professional or Medical offices, Dental, Clinics, Retail outlets, Restaurants, Multi-Family units, Also by "Special Permit" Banks, Hotels & Motels, Self service storage facilities, distribution centers etc. See Sections 430 & 420.1 of the Killingly Zoning Regulations for a more comprehensive lists of permitted uses and restrictions. More than sufficient "Sightline" along Highway. Easements to Public Sewer line across highway thru other property of this landowner. Up to 48+/- additional adjacent acres available for assemblage for a large Project. Owner/Agent will consider a "Land Lease" subject to acceptable terms and conditions.
Waterfront lot located on the Quinebaug River in an established neighborhood. City water hookup available. Conveniently situated near shopping, dining, Route 6, Route 101, and I-395.
Rare 99.43 acre income producing estate. A once in a generation investment opportunity combining beautiful New England farmland, residential homes and a fully operational quarry - all strategically positioned minutes from I 395 in Killingly's thriving Quiet Corner. This is an ultimate investment for developers, agribusiness operators, or legacy family estates seeking immediate income streams and long term appreciation potential. Perfectly positioned between Boston and New York City with direct I 395 access, the property delivers unmatched connectivity to multiple markets while maintaining the character and affordability of rural northeastern Connecticut. Rolling pastures, scenic vistas, and the raw character of working land create a backdrop that's as financially productive as it is visually stunning. The quarry operation, 2 residential homes and farmland offer varying revenue streams or use them for your own personal use. Few properties deliver this combination of beauty, utility and profitability in a single purchase.
Do not miss out on the opportunity to own 45 acres in Killingly! Nestled along rural Cook Hill Rd, this stunning lot offers privacy and convenience. This raw classic New England land offers beautiful mature trees, stone walls, and a small stream. Convenient location just minutes away from i395, Route 6, shopping plazas, restaurants, and convenience stores. Come explore the endless opportunities whether you are looking to build your own homestead or develop something bigger!
Prime Commercial land in the heart of Danielson! Unlock the potential of this parcel located in the center of town. Be part of the growing town.
41 lot approved sub-division (detached single family units). Town water & sewer reserved for project. Close to I-395 and Route 12. Total of 19.37 acres. For Sale $750,000. DIRECTIONS: I-395 S Exit 43. Turn left on Attawaugan Crossing Rd. Go straight on Ballouville Rd. Just past Church St. on left. I-395 N Exit 43. Turn right on Attawaugan Crossing Rd. Go straight on Ballouville Rd. Just past Church St. on left.
135 Mashentuck Rd. is included in sale. Total a little over 37 acres. Stone and gravel on property along with pond with over 1500 feet of road frontage.
51 fully approved 55+ housing units to be built in Phases III & IV of the Briarwood Falls development property. within minutes of Killingly Center & Killingly Commons, and a half-hour to the casinos. All utilities and full site plans including architectural drawings for 1,250, 1,450, and 1,600 square foot designs of the first two phases are available. A 2025 revised estimate for the road & utility costs brings the total cost per lot to $65,667 Last 2 units sold in 2025 for $495,000 and $525,000 & closed over asking price with less than 20 days on market!


Killingly is located in Connecticut. Killingly, Connecticut has a population of 17,681. Killingly is less family-centric than the surrounding county with 19.63% of the households containing married families with children. The county average for households married with children is 25.48%.
The median household income in Killingly, Connecticut is $70,728. The median household income for the surrounding county is $71,418 compared to the national median of $69,021. The median age of people living in Killingly is 42.2 years.
The average high temperature in July is 80.4 degrees, with an average low temperature in January of 15 degrees. The average rainfall is approximately 51 inches per year, with 43.8 inches of snow per year.