 M-139 lies in the southwest of the township and runs from I-94 to a junction with Business Loop I-94 just east of Benton Harbor (the southbound direction begins on the Benton Harbor–Benton Township border).At the 2000 census, there were 16,404 people, 6,485 households and 4,221 families residing in the township.The population density was 503.6 per square mile (194.5/km²).