
About Effigy Mounds
The mounds preserved here are considered sacred by many Americans, especially the Monument's 20 culturally associated American Indian tribes. 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.
From the National Park Service.
- Region
- Midwest
- State
- Iowa
- Designation
- National Monument
- Entrance fee
- None listed
- Trail data for this park is still being added.
- Places for this park are still being added.
Know before you go
Fees, hours, weather and getting to Effigy Mounds.
Entrance fees
The National Park Service lists no entrance fee for this park.
Hours
Park Hours
- Mon
- Sunrise to Sunset
- Tue
- Sunrise to Sunset
- Wed
- Sunrise to Sunset
- Thu
- Sunrise to Sunset
- Fri
- Sunrise to Sunset
- Sat
- Sunrise to Sunset
- Sun
- Sunrise to Sunset
Park trails are open daily from dawn to dusk.
Weather and when to go
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.
Getting there
Located 3 miles north of Marquette, Iowa on Hwy 76.
Contact the park
- Address
- 151 Hwy 76, Harpers Ferry, IA 52146
- Phone
- (563) 873-3491
- Official site
- nps.gov/efmo
From the National Park Service, checked weekly. Fees, hours and road conditions change: confirm with the park before you go.
Trip planner
A day-by-day plan for Effigy Mounds
Tell us your dates and what you are into. We group the stops by where they are, so each day is one part of the park, not a zigzag.
The trails and places you save below go into your plan as must-sees.
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What to pack for Effigy Mounds
Gear & Essentials
Tell us about your trip and we will add what else you will want:
The basics
Worth having in the car whatever the park.
For this trip
Traveling with kids
Bringing a pet
RVing
Backcountry
Winter conditions
On the water
Photography
Accessibility
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