| Official Name: | Montville Township, Geauga 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: | Geauga |
| Unit Pref: | Imperial |
| Area Total Km2: | 63.8 |
| Area Land Km2: | 62.7 |
| Area Water Km2: | 1.2 |
| Population As Of: | 2020 |
| Population Total: | 1938 |
| Population Density Km2: | 31.8 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [1] |
| Elevation M: | 393 |
| Elevation Ft: | 1289 |
| Coordinates: | 41.6139°N -81.0553°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 44064 |
| Area Code: | 440 |
| Blank Name: | FIPS code |
| Blank Info: | 39-51842[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1086156 |
Montville Township is one of the sixteen townships of Geauga County, Ohio, United States. As of the 2020 census the population was 1,938.[3]
Located in the northeastern part of the county, it borders the following townships:
No municipalities are located in Montville Township, although the unincorporated community of Montville lies at the center of the township.
The Cuyahoga River begins in Montville Township.
Statewide, the only other Montville Township is located in Medina County.
The township includes a house that was once a stop on the Underground Railroad. The house still stands on the southeast corner of the intersection of U.S. Route 6 and State Route 528.
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,[4] 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.
Montville Township formerly fell under the Ledgemont School District but was absorbed by the Berkshire School District in Burton.