| Official Name: | New Trenton, Indiana |
| Pushpin Map: | Indiana |
| Pushpin Label: | New Trenton |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Franklin |
| Subdivision Type3: | Township |
| Subdivision Name3: | Whitewater |
| Area Total Km2: | 1.14 |
| Area Land Km2: | 1.14 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 269 |
| Coordinates: | 39.3089°N -84.8969°W |
| Elevation Ft: | 755 |
| Postal Code Type: | ZIP code |
| Postal Code: | 47035 http://www.zip-codes.com/zip-code/47035/zip-code-47035.asp |
| Blank Name: | FIPS code |
| Blank Info: | 18-53712[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2587023 |
| Unit Pref: | Imperial |
| Area Footnotes: | [2] |
| Area Total Sq Mi: | 0.44 |
| Area Land Sq Mi: | 0.44 |
| Area Water Sq Mi: | 0.00 |
| Population Density Sq Mi: | 609.98 |
| Population Density Km2: | 235.38 |
New Trenton is an unincorporated community and census-designated place (CDP) in Whitewater Township, Franklin County, Indiana. As of the 2010 census it had a population of 252.[3] It has a ZIP code 47035.[4]
New Trenton was laid out in 1816.[5] The community was named after Trenton, New Jersey, the native home of a share of the first settlers.[6] The New Trenton post office was established in 1817.[7]
New Trenton is located in southeastern Franklin County in the valley of the Whitewater River, a southeasterly-flowing tributary of the Great Miami River. U.S. Route 52 passes through the community, leading northwest (upriver) to Brookville and southeast (downriver) to Harrison, Ohio.
According to the U.S. Census Bureau, the New Trenton CDP has an area of 1.14sqkm, all land.[3]