| Official Name: | East Rochester, Ohio |
| Settlement Type: | Census-designated place |
| Mapsize: | 260px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Columbiana |
| Subdivision Type3: | Township |
| Subdivision Name3: | West |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 1.10 |
| Area Land Km2: | 1.10 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.43 |
| Area Land Sq Mi: | 0.43 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 224 |
| Population Density Km2: | 202.93 |
| Population Density Sq Mi: | 525.82 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1079 |
| Coordinates: | 40.7506°N -81.0411°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 44625 |
| Area Code: | 330, 234 |
| Blank Name: | FIPS code |
| Blank Info: | 39-24024 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2628889 |
| Blank2 Name: | School District |
| Blank2 Info: | Minerva Local School District |
East Rochester is an unincorporated community and census-designated place in southern West Township, Columbiana County, Ohio, United States. The population was 224 as of the 2020 census.[2] It lies along U.S. Route 30 about east of Canton, and has a post office with the ZIP code 44625.[3]
East Rochester was originally known officially as "Rochester", and under the latter name was platted in 1834.[4] The Cleveland and Pittsburgh Railroad was built through the settlement in 1852.[5] When the post office was established, the name "East Rochester" was adopted to avoid repetition with another Rochester, Ohio.[6] A post office called East Rochester has been in operation since 1840.[7]
East Rochester is located along U.S. Route 30, northwest of East Liverpool and east of Canton. The nearest incorporated community is Minerva, 4miles to the west.
According to the U.S. Census Bureau, the East Rochester CDP has an area of 1.1sqkm.[8] It is in the valley of Sandy Creek, which flows west to the Tuscarawas River, a tributary of the Ohio River.
Children in East Rochester are served by the Minerva Local School District. The current schools serving East Rochester are: