Best lakes around Fort Belvoir offer diverse outdoor experiences, from recreational parks to tranquil natural settings. This region in Northern Virginia features several notable lakes and ponds, providing opportunities for various activities. The landscape includes woodlands, wetlands, and shorelines, supporting local wildlife. Fort Belvoir itself also contains smaller bodies of water primarily used for fishing.
Last updated: May 17, 2026
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Lake Mercer Park Loop offers an enjoyable hiking and bike experience with its combination of paved and gravel paths. You’ll find occasional side trails that lead to the lake by dirt paths, all boasting stunning views. This easy trail features several potential exit points near residential areas. As of 2025, T-Mobile users may experience low but existing cell phone coverage, here. Among the points of interest are a couple of bridges crossing creeks, the lake itself, a large dam, and facilities conveniently located near the parking area. This trail attracts hikers, cyclists, and joggers alike. If you decide to bring your dog, be sure to keep it leashed at all times, as per park regulations, as there are other dogs. This loop is perfect for testing out new gear and for core strength training in preparation for larger trips.
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Belle Haven Park is a small park along the banks of Cameron Run. This park is operated by the National Park Service and houses sections of the Mount Vernon Trail and the Dyke Marsh Trail.
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Accotink Stream Valley Park is a great place to enjoy trail running in Fairfax County, Virginia. The park offers a variety of trails that are suitable for different skill levels and preferences. You can run along the scenic Accotink Creek, loop around the 50-acre Lake Accotink, or explore the wooded areas and open fields. The trails are mostly asphalt, concrete, or stonedust, with some natural surfaces. The park also has restrooms, drinking water, picnic areas, and other facilities for your convenience.
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This 154-acre park has a paved trail that encircles Lake Mercer and is filled with beautiful trees, providing mostly shady surroundings. The aspen trees are amazing in the fall when the colors start to change.
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Lake Accotink is a 55-acre reservoir situated along Accotink Creek. There are a bunch of trails around the lake (some paved and some dirt/gravel), and the Cross Country Trail through Lake Accotink Park is perfect for running.
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MTB section of the Accotink loop trail, this part has some roots exposed but any MTB bike can handle them, some nature hikers around so mind your speed around turns. Some sections of the trail will let you stop for a quick lake photo.
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A truly lovely place where people can spend time with friends or their family.
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The lakes around Fort Belvoir offer diverse activities. You can enjoy hiking, running, and cycling on trails around Lake Mercer and Lake Accotink Park. Fishing is popular at Lake Accotink, Lake Mercer, and the ponds within Fort Belvoir. Lake Accotink also provides opportunities for boating with pedal boats, canoes, and kayaks available for rent. For more detailed route information, you can explore running trails, gravel biking routes, and cycling tours in the area.
Yes, Lake Accotink is particularly family-friendly. It features a refurbished antique carousel, a 9-hole miniature golf course, numerous picnic areas with grills, playgrounds (including a new one with a large climbing tower), and restroom facilities. You can also rent pedal boats, canoes, and kayaks.
Lake Accotink Park has a 4-mile loop trail that encircles the lake, suitable for walkers, runners, and cyclists, with both natural and paved surfaces. This trail connects to the Gerry Connolly Cross County Trail for more extensive options. Lake Mercer also features an approximately 3.5-mile loop trail, mostly paved, offering an enjoyable experience for hiking and biking. You can find specific routes in our running, gravel biking, and cycling guides for the Fort Belvoir area.
Yes, fishing is a popular activity. Lake Accotink is regularly stocked with bass, bluegill, and catfish. Lake Mercer also offers fishing opportunities. Additionally, the ponds within Fort Belvoir, such as Golf Course Pond and Mulligan Pond, are popular for fishing, with rainbow trout stocked annually in Mulligan Pond.
The lakes and their surrounding parks are rich in wildlife. At Lake Accotink Park, you might spot various bird species like herons, woodpeckers, and songbirds, as well as red foxes, white-tailed deer, and beavers. Lake Mercer is also a rewarding spot for wildlife viewing, with common sightings of deer, beaver, fox, turtles, squirrels, woodpeckers, and herons.
Within Fort Belvoir, two piers in Tompkins Basin and three at Mulligan Pond provide easy access for individuals with disabilities for fishing. The trail around Lake Mercer is mostly paved, which can make it more accessible for various users.
While the lakes are enjoyable year-round, autumn is particularly scenic at Lake Mercer, where the aspen trees offer beautiful fall colors. Spring and summer are ideal for boating and enjoying the full range of outdoor activities at Lake Accotink Park.
Yes, Lake Accotink has a marina where you can rent pedal boats, canoes, and kayaks. Private small boats can also be launched for a fee. Please note that swimming, stand-up paddleboarding, and gas-powered motors are generally not permitted on Lake Accotink.
Lake Accotink is a 55-acre reservoir with a rich history, originally created by the U.S. Army. It offers a wide array of activities, including boating, fishing, and a 4-mile loop trail. Its family-friendly amenities like a carousel, miniature golf, and playgrounds make it a popular destination. The park also hosts various events throughout the year.
Lake Mercer is ideal for those seeking a quieter, more nature-focused experience. This 43-acre lake within a 154-acre park is known for its heavily wooded surroundings and peaceful atmosphere. Its scenic, mostly paved 3.5-mile loop trail is perfect for hiking, biking, and jogging, and it's an excellent spot for nature observation, especially during the fall when aspen trees display vibrant colors.
Yes, Lake Accotink has a notable history, having been created by the U.S. Army in 1943-44 as a reservoir for Fort Belvoir. In the 1960s, it transitioned into a public park, adding a layer of historical interest to its natural beauty and recreational offerings.
For detailed information on Lake Accotink Park's facilities, events, and current operating status, you can visit the official Fairfax County Park Authority website. The Friends of Lake Accotink Park (FLAP) group also hosts various community events and clean-ups.


Still not found your perfect lake around Fort Belvoir? Check out the guides of these regions to see even more beautiful places.