| Official Name: | Hanover Township, Columbiana 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: | Columbiana |
| Unit Pref: | Imperial |
| Area Total Km2: | 94.2 |
| Area Land Km2: | 92.7 |
| Area Water Km2: | 1.4 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 3459 |
| 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: | 375 |
| Elevation Ft: | 1230 |
| Coordinates: | 40.7642°N -80.9117°W |
| Blank Name: | FIPS code |
| Blank Info: | 39-33264[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1085895 |
Hanover Township is one of the eighteen townships of Columbiana County, Ohio, United States. The 2020 census reported 3,459 people living in the township.
Hanover Township is home to the United Local School District campus.
Located in the western part of the county, it borders the following townships:
One village and two unincorporated communities are located in Hanover Township:
Statewide, other Hanover townships are located in Butler, Ashland, and Licking counties. The township was organized in 1806.[4] [5]
The township, 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.
The township has many notable and famous pieces of infrastructure across it. Three main highways include Ohio State Route 9, Ohio State Route 172, and U.S. Route 30. The Hanoverton Canal Town District, a part of the Sandy and Beaver Canal, is part of the National Register of Historic Places. Another piece of notable infrastructure includes the Tennessee Gas Pipeline, which runs from south to north through the township.