Highlight • Lake
Hiking
5.0
(3)
Round Valley Reservoir, located in Clinton Township in Hunterdon County, New Jersey, is a significant man-made lake known for its exceptionally clear, deep blue waters. Formed in 1960 by flooding a natural valley, this vast reservoir is nestled against the scenic Cushetunk Mountain, offering a picturesque natural escape in central New Jersey. At an elevation of approximately 123 meters, it serves as a vital water supply for the region and a popular destination for outdoor enthusiasts.
Visitors consistently praise the…
Tips
November 15, 2023
Hiking
May 22, 2025
Hiking
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Nearby routes
Best routes near Round Valley Reservoir
5.0
(1)
8
hikers
6.93km
01:59
170m
180m
5.0
(3)
21
hikers
10.4km
03:02
280m
280m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
19
hikers
4.39km
01:11
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
Details
Informations
Elevation 120 m
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Sunday 22 March
19°C
5°C
43 %
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Max wind speed: 12.0 km/h
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Yes, the Round Valley Recreation Area offers a variety of trails ranging from easy paths suitable for a leisurely stroll to more challenging routes. While specific named trails aren't detailed here, visitors can expect options for different fitness levels, including loop trails of varying lengths. It's always recommended to check trail maps at the park or through resources like komoot for current conditions and difficulty ratings before heading out.
Parking is available at various trailheads within the Round Valley Recreation Area. While the intro mentions availability, it's important to note that parking lots can fill up quickly, especially during peak season or on weekends. It's advisable to arrive early to secure a spot. Information regarding potential entrance or parking fees should be checked directly with the New Jersey State Park Service before your visit.
Round Valley Reservoir is generally dog-friendly, but dogs must be kept on a leash at all times. While specific 'dog-friendly' trails aren't explicitly designated, most hiking trails within the recreation area are suitable for leashed dogs. Always remember to clean up after your pet to maintain the pristine environment.
The reservoir itself is a significant natural feature, known for its exceptionally clear, deep blue waters and being the largest by volume in New Jersey. It's nestled against the scenic Cushetunk Mountain, which offers picturesque backdrops and potential viewpoints. The area is also home to diverse wildlife, including raptors like bald eagles and ospreys, making wildlife spotting a notable natural attraction.
While the immediate vicinity of the reservoir is focused on natural recreation, the surrounding towns in Hunterdon County, such as Clinton, offer various dining options including cafes and pubs. For accommodation, visitors can find hotels, motels, and bed & breakfasts in nearby communities. There is also a unique opportunity for wilderness camping within the park, accessible by backpacking or boat, for those seeking a more immersive outdoor experience.
Round Valley Reservoir offers several family-friendly activities, especially during warmer months. These include picnicking at designated areas, enjoying the lifeguarded swimming beach, and fishing. The park also features easy walking paths that are suitable for younger children. Wildlife spotting, such as observing birds, can also be an engaging activity for families.
Given the varied terrain and seasonal changes, hikers should wear appropriate footwear, such as sturdy hiking boots or shoes, to navigate both easy paths and more challenging trails. Layered clothing is recommended, as temperatures can fluctuate, especially between shaded areas and open spaces. In colder months, warm, waterproof layers are essential, while lighter, breathable clothing is best for summer. Don't forget sun protection and plenty of water.
When conditions permit, Round Valley Reservoir transforms into a winter wonderland offering unique activities. Visitors can enjoy invigorating hikes through snow-covered landscapes, cross-country skiing, and sledding. It's a beautiful time for wildlife spotting, as the quiet environment can make animals more visible. Always check park conditions and weather forecasts before planning a winter visit.
No, swimming at Round Valley Reservoir is strictly permitted only in designated, lifeguarded areas. The reservoir is a vital water supply and has a history of drownings, earning it the nickname 'Bermuda Triangle of New Jersey.' For safety and environmental protection, visitors must adhere to all posted regulations regarding swimming.
Round Valley Reservoir is renowned for its diverse fish population and clear, cool waters. It's one of only two lakes in New Jersey with naturally reproducing lake trout and has set multiple state records for freshwater sport fish. Anglers can also expect to catch smallmouth bass, brown trout, rainbow trout, American eel, chain pickerel, yellow perch, sunfish, rock bass, and bullhead catfish. Specific fishing regulations, including catch limits and licensing requirements, are set by the New Jersey Division of Fish and Wildlife and should be consulted before fishing.