Bear Effigy Mounds with visitor walking nearby. Photo: NPS Photo

Effigy Mounds National Monument

National Monument · Iowa

The mounds preserved here are considered sacred by many Americans, especially the Monument's 20 culturally associated American Indian tribes.

  • LocationHarpers Ferry, IA
  • Entrance No fee listed
  • HoursDaily, Sunrise to Sunset
  • Weather now61°F Clear
  • Alerts No active alerts

Overview

A visit offers opportunities to contemplate the meanings of the mounds and the people who built them. The 200 plus American Indian mounds are located in one of the most picturesque sections of the Upper Mississippi River Valley.

Topics
  • Animals
  • Archeology
  • Birds
  • Burial, Cemetery and Gravesite
  • Deciduous Forests
  • Fire
  • Forests and Woodlands
  • Geology
5 more topics
  • Grasslands
  • Native American Heritage
  • Prairies
  • Scenic Views
  • Wetlands
Circular mounds in a single line.
Follow a line of conical mounds that will lead you out to Fire Point which overlooks the Mississippi River. — NPS Photo/ Eaton Cote'

Things to Do

9 activities. Pick one to find other parks that offer it.

View from the air of a mound covered in short green vegetation with forest behind.
A bear mound visible along the park's North Unit trail. — NPS / Eaton Cote'

Facilities & Services

Find visitor services available in the park. Check current hours and availability before you go.

Other Visitor Services

  • Effigy Mounds Visitor Center Under the Aurora

    Visitor Center

    Facility

    The visitor center is open year-round except Thanksgiving Day, Christmas Day, and New Year's Day; during extreme weather conditions; and as indicated below. Because…

    Details
    The visitor center is open year-round except Thanksgiving Day, Christmas Day, and New Year's Day; during extreme weather conditions; and as indicated below. Because visitor center hours may vary by season, the specific opening and closing times during either the summer or the winter season follow.

Plan Your Visit

Hours

Daily, Sunrise to Sunset · Park Hours

Hours details
  • Park HoursDaily, Sunrise to Sunset

    Park trails are open daily from dawn to dusk.

    MondaySunrise to Sunset
    TuesdaySunrise to Sunset
    WednesdaySunrise to Sunset
    ThursdaySunrise to Sunset
    FridaySunrise to Sunset
    SaturdaySunrise to Sunset
    SundaySunrise to Sunset

Entrance fees

No entrance fees listed.

Address

151 Hwy 76
Harpers Ferry, IA 52146

Weather & conditions

61°F
Clear · feels like 59°
  • Today 81° 61°
    Sunny
    17% rain
  • Tomorrow 73° 57°
    Sunny
    20% rain
  • Wednesday 64° 52°
    Overcast
    19% rain

Updated 5 hr ago

What to expect by season

All four seasons are represented in this area with summer temperature in the upper 80’s with higher heat indexes due to humidity and winter daytime highs in the 20's. Temperatures are in °Fahrenheit.

Upcoming Events

10 coming up
  • Fire Point Ranger Guided Hike

    Oct 12, 2026 · 10:00 AM–12:00 PM · through Oct 31 Free

  • "Pop-Up" Ranger Program

    Oct 16, 2026 · 02:30 PM–03:30 PM · through Oct 31 Free

  • Yellow River Boardwalk Guided Hike

    Oct 16, 2026 · 01:00 PM–02:00 PM · through Oct 31 Free

  • Ranger Guided Marching Bears Hike

    Oct 17, 2026 · 01:00 PM–04:00 PM The trail access is to Marching Bears is located across the railroad tracks off Highway 76, 1/4 mile south of the headquarters of Effigy Mounds National Monument. Free

Show 6 more events
  • Ranger Guided Marching Bears Hike

    Oct 17, 2026 · 01:00 PM–04:00 PM Free

  • Old Military Road Guided Hike with Dr. Josh Wacuta

    Oct 25, 2026 · 01:00 PM–04:00 PM Free

  • Ranger Guided Hanging Rock Hike

    Nov 1, 2026 · 09:30 AM–12:30 PM Free

  • Traditional Ho-Chunk Flute Making Workshop

    Nov 5, 2026 · 06:00 PM–07:00 PM Free

  • Traditional Ho-Chunk Flute Making Workshop

    Nov 6, 2026 · 09:00 AM–03:00 PM Free

  • Family Fall Hike & Nature Craft

    Nov 15, 2026 · 02:00 PM–03:00 PM Free

Getting There

151 Hwy 76
Harpers Ferry, IA 52146

Located 3 miles north of Marquette, Iowa on Hwy 76.

Mailing address: 151 Hwy 76, Harpers Ferry, IA 52146

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