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  • Monarch Butterflies at a Sanctuary in Mexico

    Winter's Rest

    The monarchs that originated in the Midwest and Eastern U.S. migrate to Mexico. In winter month they can be found on one of 12 mountains.

    Winter Roosts

  • Horicon National Wildlife Refuge Visitor Center

    Horicon Marsh Visitor Centers

    Horicon Marsh has three visitor centers, one federal, one state and one non-profit.

    Three Centers and Friends

  • 4thgrade

    Federal Recreation Passes

    Passes include the Annual, Senior, Access, Military and 4th grade.


  • Nature Play log

    Sense of Wonder Discovery Trail

    Check out the progress of our new visitor center trail and nature play area!

  • wildflowers

    Wildflowers for Wildlife

    Native plants for sale and native garden tours at the refuge visitor center - May 20th.

Location / Hours

Location & Hours

Horicon National Wildlife Refuge Headquarters/Visitor Center W4279 Headquarters Rd. Mayville, WI 53050. Phone: 920-387-2658 Refuge public use areas are open daily from dawn to dusk. Visitor Center - Regular Hours: Monday-Friday, 9:00 am - 4:00 pm. April-November: Monday-Saturday, 9:00 am-4:00 pm (plus Sundays in October). Open July 4,Labor Day and Columbus Day. (Closed all other federal holidays). Coot's Corner Bookstore, located within the refuge visitor center is owned and operated by the non-profit Friends of Horicon National Wildlife Refuge. For current hours of operation, please email

Plan Your Visit

About the Complex

Horicon Leopold Complex

Horicon National Wildlife Refuge is part of a Complex that includes Fox River, Green Bay and Gravel Island National Wildlife Refuges as well as Leopold Wetland Management District.

Horicon is managed as part of the Horicon Leopold Complex.

Learn more about the complex 

About the NWRS

National Wildlife Refuge System


The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.

Learn more about the NWRS  

Follow NWRS Online


Public Use Information

  • Roads, Trails, & Recreation Facility Updates

    The refuge auto tour is currently open to vehicles, bicyclists and hikers. Main Dike Road is also open to vehicles as well as hiking/bicycling. Our maintenance crew has made incredible progress by moving all rebuilt sections of the Egret Trail floating boardwalk back to the wetland unit but please remember that it is still under construction! Please avoid walking on the unfinished sections until the trail reopens July 1, 2017. Weather, maintenance, and management practices (pumping water, prescribed fire) may lead to periodic closures of facilities as needed. Please check website, facebook and or call for updates before your planned visit.

  • Public Programs and Events

    On refuge and marsh-wide.

    Horicon Marsh Public Programs and Events Spring Summer 2017
  • Birding Information

    Species to look for currently include: coots, wigeon, blue-winged teal, gulls, bufflehead, Canada geese, canvasbacks, redheads, gadwall, green-winged teal, lesser scaup, mallards, pintails, shovelers, pied-billed grebes, great blue herons, sandhill cranes and whooping cranes, ring-necked ducks, trumpeter swans, ruddy ducks, wood ducks, red-winged blackbirds, yellow-headed blackbirds, pelicans, terns, lesser yellowlegs, black-necked stilts and black-crowned night herons. Viewing is currently best along Hwy 49, the refuge auto tour and perimeter roads.

    Waterbird Survey - Horicon NWR
  • Horicon NWR / Fox River NWR Hunt Plan

    Final hunt plan. Regulation changes were submitted to the Federal Register and waiting final approval. Anticipated notification date of August 2017 before new seasons or changes may be implemented. For questions, call 920-387-2658 ext 111.

    Horicon NWR / Fox River NWR Hunt Plan
Page Photo Credits — All photos courtesy of USFWS unless otherwise noted.
Last Updated: May 17, 2017
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