Maryland · Hiking

Perimeter Trail

5.2 mi
loop
233 ft
climb
192 ft
high point
Loop
route
Apr–Jun, Sep–Nov
best months

Is Perimeter Trail open right now?

No closures listed

The National Park Service lists no closures for Greenbelt Park.

As of · Source: NPS · Greenbelt Park. Agencies don't list every closure — check before you go.

Perimeter Trail is a 5.2-mile loop in Greenbelt Park, a National Park Service unit in Maryland. The trail is rated moderate, with a total elevation gain of 233 feet. It is a loop, so the climb is one way, and the steepest stretch comes at about 1.2 miles in, with a 10% grade. There is no fee to hike it. The trail sits within Greenbelt Park, which the National Park Service manages, and the closest town is Greenbelt. Spring and fall are the most comfortable times to go. Typical averages from a nearby weather station in Beltsville show May highs around 74°F and October highs around 68°F, while July averages about 87°F. The Blueberry Trail starts just 0.2 miles away, and the Greenbelt Park Picnic Areas are about 0.4 miles off. The Dogwood Trail and Metro Trail are both within a mile.

  • Best time to go · Apr–Jun, Sep–Nov

    Best time to visit Perimeter Trail

    Best months: April–June and September–November. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      43° / 25°

      10 wet

    2. Feb

      45° / 27°

      9 wet

    3. Mar

      53° / 34°

      10 wet

    4. Apr

      65° / 44°

      11 wet

    5. May

      74° / 54°

      11 wet

    6. Jun

      83° / 63°

      10 wet

    7. Jul

      87° / 68°

      10 wet

    8. Aug

      86° / 66°

      9 wet

    9. Sep

      79° / 59°

      8 wet

    10. Oct

      68° / 47°

      9 wet

    11. Nov

      57° / 37°

      9 wet

    12. Dec

      47° / 30°

      10 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Beltsville, MD, 4 mi away at 145 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

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Map and trail data © OpenStreetMap contributors