Lake with Single Dock In Mountains

Otis Reservoir Vacation Rentals

Breathe the cool, piney air and swim or boat with your family at Otis Reservoir near Tolland State Forest in Massachusetts.

The Berkshires' Best-Kept Lake Secret

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Why Rent On Otis Reservoir

Otis Reservoir commands the forested rolling terrain of western Massachusetts in the Berkshire Hills, straddling the towns of Otis in Berkshire County and Tolland in Hampden County at an elevation of 1,414 feet. At 1,065 acres, it is the largest body of water in the Berkshires — a distinction it has held since 1865, when the Farmington River Power Company dammed the Fall River to merge three existing ponds into a single impoundment for downstream mill operations. The Massachusetts Department of Conservation and Recreation now owns and manages the reservoir and the surrounding 13,400-acre Tolland State Forest, which frames the western and southern shoreline with conserved land while the northern shore carries a mix of seasonal cottages and permanent homes. The reservoir fills with snowmelt each spring, reaches full pool by late May or early June, and is drawn down roughly ten feet over winter — a seasonal cycle that shapes the fishing calendar and the campground’s mood in shoulder season. D&J Marina on the northern bay and Camp Overflow on the southern shore provide the primary boating infrastructure alongside the DCR’s public ramp at the campground.

On the water

The DCR manages an active recreation programme at Tolland State Forest, with the campground’s peninsula position directly on the water making it one of the finest waterfront camping situations in New England. Boating, water skiing, and jet skiing are permitted within DCR regulations: no vessel except pontoon or sail-powered boats may exceed 24 feet; water skiing is allowed only between 10 a.m. and 6 p.m. on weekends and holidays in the designated ski zone between Kibbe Point and the campground. D&J Marina offers 53 slips, 30 moorings, a launch ramp, and day-use parking; Camp Overflow rents kayaks and rowboats. MassWildlife stocks rainbow and brown trout annually; the lake also supports tiger muskellunge, bass, white and yellow perch, catfish, bluegill, and pickerel. A sandy DCR beach adjacent to the campground is available to registered campers, and Otis Town Beach provides a second public swimming option. The 93-site peninsula campground includes comfort stations with running water and hot showers — book through the DCR reservation portal well in advance for summer weekends. A Massachusetts fishing licence is required for anglers 15 and older. Mercury contamination has been documented in the lake’s fish population; check current consumption advisories at mass.gov/dph before eating anything you catch.

What to do near Otis Reservoir

The Berkshires surrounding the reservoir offer one of New England’s most curated cultural landscapes within a 30-mile radius. Tanglewood Music Center in Lenox, about 30 miles north, is the summer home of the Boston Symphony Orchestra — a lawn concert under Berkshire stars from late June through early September qualifies as a bucket-list American evening. MASS MoCA in North Adams is one of the largest contemporary art museums in the United States, and the Berkshire Museum in Pittsfield anchors the region’s institutional cultural range. Beartown State Forest, 15 miles northeast, and October Mountain State Forest, 20 miles north, extend the conserved land options with additional hiking, mountain biking, and wildlife territory.

When to go and where to stay

June through Labor Day is the primary season, with all beach and boating amenities active. Trout fishing is strongest in early June as the reservoir reaches full pool and stocked fish feed aggressively before the thermocline establishes. Late September through mid-October is the Berkshires’ finest foliage season, and the campground remains open into October as crowds thin and the hardwood canopy moves through its most celebrated transformation. Ice fishing and snowmobiling sustain winter visits when conditions allow; the ten-foot winter drawdown meaningfully changes the lake’s character outside the main season. The Tolland State Forest Campground’s 93 peninsula sites provide the most immersive overnight experience — book early. Seasonal cottages and vacation rental properties along the northern and eastern shores offer private dock access and lake views. Browse Lake.com for vacation home and cabin rental listings near Otis Reservoir in the Otis, Tolland, and Berkshire Hills area of western Massachusetts.

Best time to go
Visit Otis Reservoir from late summer to early fall, when shimmering waters invite swimming and fishing. Experience tranquil afternoons as vibrant foliage paints the landscape, and relish delightful sunsets without the crowds. Embrace nature’s symphony, making unforgettable memories.
Water Quality
The water of Otis Reservoir is transparent to depths of 8 to 10 feet, with aquatic vegetation primarily in coves.
Surface area (mi)
2.73
Max depth (ft)
48
Elevation (ft)
4320.87
Shoreline length (mi)
30

Popular activities

  • Boating
  • Waterskiing
  • Kayaking
  • Canoeing
  • Swimming
  • Fishing
  • Hiking
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Frequently Asked Questions

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

  • Yes, swimming is allowed in Otis Reservoir. There is a swimming area with a floating dock, but it is not guarded, so users must be cautious.

  • Otis Reservoir is a popular destination because it is the largest recreational body of water in Massachusetts. It offers activities like boating, fishing, swimming, and camping, with a boat launch and a 93-site campground nearby. The reservoir is also stocked with various fish species, making it a favorite among anglers.

  • In Otis Reservoir, Massachusetts, you can catch various fish species including largemouth bass, smallmouth bass, yellow perch, white perch, chain pickerel, black crappie, bluegill, pumpkinseed, brown bullhead, red-breasted sunfish, white sucker, and golden shiner. The reservoir is also stocked with catchable trout, broodstock salmon, and tiger muskies. Fishing is good for trout well into mid-summer and again in late September and October.

  • There is a small beach near the boat launch area at Otis Reservoir. The boat launch at Tolland State Forest allows boats up to 24 feet in length and offers parking and other facilities.

  • Towns near Otis Reservoir include Granville, Lenox, and Tolland. These towns are located in close proximity to Otis, Massachusetts, where the reservoir is primarily situated. The reservoir also extends into Blandford.