| Official Name: | Atwater Township |
| Settlement Type: | Civil township |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Portage |
| Unit Pref: | Imperial |
| Area Total Km2: | 67.2 |
| Area Land Km2: | 67.1 |
| Area Water Km2: | 0.2 |
| Area Total Sq Mi: | 26.0 |
| Area Land Sq Mi: | 25.9 |
| Area Water Sq Mi: | 0.1 |
| Population As Of: | 2020 |
| Population Total: | 2564 |
| Population Density Km2: | 38.9 |
| Population Density Sq Mi: | 98.9 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [1] |
| Elevation M: | 346 |
| Elevation Ft: | 1135 |
| Coordinates: | 41.0231°N -81.1611°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 44201 |
| Area Code: | 330 |
| Blank Name: | FIPS code |
| Blank Info: | 39-02862[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1086821 |
Atwater Township is one of the eighteen townships of Portage County, Ohio, United States. As of the 2020 census there were 2,564 people living in the township.
Located in the southern part of the county, it borders the following townships:
No municipalities are located in Atwater Township, although the census-designated place of Atwater is located in the center of the township.
Atwater Township is named for Capt. Caleb Atwater, a landowner in the Connecticut Western Reserve.[3] It is the only Atwater Township statewide.[4]
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,[5] 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.
Students in Atwater Township are served by the Waterloo Local School District, which also serves neighboring Randolph Township.[6] Fire and EMS protection is provided by the Atwater Township Volunteer Fire Department.[7]