In 1974, the tribe regained federal recognition and restoration of most of its reservation.

[citation needed] Menominee County is included in the Shawano, WI Micropolitan Statistical Area, which is also included in the Green Bay-Shawano, WI Combined Statistical Area.

Most of the land within the county boundary is under Federal trust for the exclusive use by enrolled members of the Menominee nation.

Scattered parcels that were purchased during termination, as well as many lots around the Legend Lake area in the southeastern part of the county, are the only parts of the county that are privately owned by non-Native Americans.

As of the 2020 United States census, there were 4,255 people, 1,400 households, and 1,064 families residing in the county.

The racial makeup of the county (including Hispanics and Latinos) was 85.6% Native American, 11.8% White, 0.1% Pacific Islander, 0.1% from other races, and 2.4% from two or more races.

The racial makup of the county was 11.57% White, 0.07% Black or African American, 87.26% Native American, 0.02% Pacific Islander, 0.33% from other races, and 0.75% from two or more races.

In 2017, there were 89 births, giving a general fertility rate of 115.9 births per 1000 women aged 15–44, the highest rate out of all 72 Wisconsin counties.

In every election since its creation, Menominee has been the most Democratic-leaning county in Wisconsin.