|Butler Township, Montgomery County, Ohio|
|— Township —|
Location within Montgomery County
|- Total||20.1 sq mi (52.1 km2)|
|- Land||19.8 sq mi (51.3 km2)|
|- Water||0.3 sq mi (0.8 km2)|
|Elevation ||965 ft (294 m)|
|- Density||423.3/sq mi (163.5/km2)|
|Time zone||Eastern (EST) (UTC-5)|
|- Summer (DST)||EDT (UTC-4)|
|GNIS feature ID||1086664|
Butler Township is one of the nine townships of Montgomery County, Ohio, United States. The 2000 census found 8,382 people in the township, 8,367 of whom lived in the unincorporated portions of the township.
Located in the northern part of the county, it borders the following townships and cities:
Three cities are located in what was originally parts of Butler Township:
It is one of six Butler Townships statewide.
The township is governed by a three-member board of trustees, who are elected in November of odd-numbered years to a four-year term beginning on the following January 1. Two are elected in the year after the presidential election and one is elected in the year before it. There is also an elected township fiscal officer, who serves a four-year term beginning on April 1 of the year after the election, which is held in November of the year before the presidential election. Vacancies in the fiscal officership or on the board of trustees are filled by the remaining trustees.