Lake with rocky shoreline

Lake Lillinonah Vacation Rentals

Lake Lillinonah

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Lake Lillinonah
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Why Rent On Lake Lillinonah

Carved out by the damming of the Housatonic River, Lake Lillinonah is Connecticut’s second-largest lake, winding 45 miles through rolling hills and forested banks. Bordering towns like Brookfield, Bridgewater, and Southbury, the lake is prized for boating, water skiing, and bass fishing. With long, narrow channels and dramatic views, it’s a favorite for photographers and paddlers seeking a wild, undeveloped shoreline. Lake Lillinonah Boat Launch provides public access, and local eagle watching platforms attract birders year-round. Especially peaceful on weekday mornings and spectacular in autumn, this lake is both a natural sanctuary and a water-sport paradise.

Best time to go
Autumn, particularly late September through October, unveils Lake Lillinonah’s splendor. Brilliant foliage reflects on serene waters, while the crisp air enhances outdoor pursuits like kayaking and fishing. Embrace tranquility midweek to savor this picturesque escape, free from crowds.
Water Quality
Lake Lillinonah's water exhibits a deep blue hue, with areas of milky turquoise due to algal blooms. The water clarity is often murky, with visibility ranging from 0 to 4 feet, primarily due to high levels of sediment and frequent algal blooms.
Surface area (mi)
3.89
Max depth (ft)
109.91
Elevation (ft)
193.57
Shoreline length (mi)
44.74

Popular activities

  • Boating
  • Waterskiing
  • Canoeing
  • Fishing
  • Hiking
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Marinas on Lake Lillinonah

Nearby lakes

Frequently Asked Questions

Ready to dive into what Lake Lillinonah has to offer? Let’s tackle some of the burning questions you might have as you plan your visit!

  • No, swimming is not allowed in Lake Lillinonah. This is because boats pose too much danger, especially in areas like Lake Lillinonah Park, which is open only to Newtown residents and prohibits swimming.

  • Lake Lillinonah is a popular destination for outdoor enthusiasts because of its 45 miles of wooded shoreline and diverse recreational opportunities. The lake, formed by the Housatonic and Shepaug rivers, offers beautiful scenery, fishing, and is a winter home to many Bald Eagles. Its extensive shoreline is mostly lined with deciduous forests, making it ideal for hiking and nature observation.

  • In Lake Lillinonah, Connecticut, the specific fishing regulations for Northern Pike allow for catching only one fish per day, and it must be at least 38 inches long. This regulation is an exception to the general statewide rules. Check the lake’s specific regulations as they differ from other areas.

  • There is no public beach at Lake Lillinonah. The lake has limited access points, and these are primarily for boat launches. Public facilities are focused on boat launches, not beaches or swimming areas.

  • Lake Lillinonah is near the towns of Brookfield, Bridgewater, Newtown, New Milford, Roxbury, and Southbury. These towns are located in Fairfield, Litchfield, and New Haven counties in Western Connecticut. The lake was formed in 1955 by impoundment of the Housatonic River and is managed by the Lake Lillinonah Authority, which includes representatives from these towns.