Monocacy National Battlefield
MD

Monocacy National Battlefield

Hours

Open daily · 7:30AM - Sunset

Entrance Fee

Free

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Monocacy National Battlefield at a glance

Best time
March–May, October–November
Trip length
2–4 hours to 1 day
Don't miss
Ignite your Imagination at Monocacy National Battlefield
Nearby city
Frederick, MD

Explore this park

About Monocacy National Battlefield

During the summer of 1864, the Confederacy carried out a bold plan to turn the tide of the Civil War in their favor. They planned to capture Washington, DC and influence the election of 1864. On July 9, however, Federal soldiers outnumbered three to one, fought gallantly along the banks of the Monocacy River in an effort to buy time for Union reinforcement to arrive in Washington, DC.

No current NPS alerts

The National Park Service has no active alerts listed for Monocacy National Battlefield. Conditions change quickly — check again before you go.

Source: National Park Service (as of Oct 27, 2026). Official Monocacy National Battlefield page on nps.gov

Weather Information

  • Spring

    (March - May) Temperatures: Average high is 67 degrees with a low of 53 degrees

  • Summer

    (June - August) Temperatures: Average high is 87 degrees with a low of 65 degrees

  • Fall

    (September - November) Temperatures: Average high is 68 degrees with a low of 48 degrees

  • Winter

    (December - February) Temperatures: Average high is 45 degrees with a low of 27 degrees (Source: www.usclimatedata.com)

Operating Hours

The park grounds are open daily from 7:30 until 20 minutes after sunset.

  • Monday7:30AM - Sunset
  • Tuesday7:30AM - Sunset
  • Wednesday7:30AM - Sunset
  • Thursday7:30AM - Sunset
  • Friday7:30AM - Sunset
  • Saturday7:30AM - Sunset
  • Sunday7:30AM - Sunset

Common questions

Planning Monocacy National Battlefield

The summary above covers timing and highlights. These go deeper on reservations, crowds, and logistics.

Reservation rules vary by season and activity for Monocacy National Battlefield. See Overview on this page for fees, timed entry, and campground details before you travel.