| Official Name: | Smith Township, Mahoning County, Ohio |
| Settlement Type: | Township |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Mahoning |
| Unit Pref: | Imperial |
| Area Total Km2: | 84.1 |
| Area Land Km2: | 82.3 |
| Area Water Km2: | 1.7 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 4097 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [2] |
| Elevation M: | 329 |
| Elevation Ft: | 1079 |
| Coordinates: | 40.9314°N -81.0433°W |
| Blank Name: | FIPS code |
| Blank Info: | 39-72740[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1086570 |
Smith Township is one of the fourteen townships of Mahoning County, Ohio, United States. The 2020 census found 4,097 people in the township.
Located in the southwestern corner of the county, it borders the following townships:
The farthest west township in Mahoning County, it is the only township to border Stark County.
Several populated places are located in Smith Township:
Statewide, the only other Smith Township is located in Belmont County.
Smith Township was organized in March 1821 upon the petition of Judge William Smith, in whose honor it was named. Judge William Smith was a pioneer in Mahoning County.[4]
For many years, the township was part of Columbiana County, before becoming part of Mahoning County in 1846.[5]
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,[6] 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.