Newton Township is a township in Harvey County, Kansas, United States.

Newton Township covers an area of 26.77 square miles (69.3 km2) and contains two incorporated settlements: Newton (the county seat) and North Newton.

According to the USGS, it contains two cemeteries: Greenwood and Saint Marys.

Newton Township contains one airport, the Newton City-County Airport is located three miles east of the city of Newton.

This article about a location in Harvey County, Kansas is a stub.