Part of Marinette County borders Lake Michigan, and this area is home to endemic plants.

[4] Crivitz Municipal Airport (FAA LID: 3D1) serves Marinette County and surrounding communities.

28.30% of all households were made up of individuals, and 13.30% had someone living alone who was 65 years of age or older.

[11] Additionally, there were 16 reported induced abortions performed on women of Marinette County residence in 2017.

The county's two main rivers, the Peshtigo and Menominee, and many lakes, streams, and forests make the area an outdoor destination.

Snowmobiling is popular in the winter, and there is a large network of trails to accommodate the sport.