Trenton can refer to:
Canada
- Trenton, city of the Nova Scotia
- Trenton, community ofOntario
United States of America
- Trenton, county seat of Jones County, North Carolina
- Trenton, a town in Edgefield County, South Carolina
- Trenton, the county seat of Gilchrist County, Florida
- Trenton, capital of Dade County, Georgia
- Trenton, a city in Clinton County, Illinois
- Trenton, town in Todd County, Kentucky
- Trenton, a city in Hancock County, Maine
- Trenton, Wayne County Town, Michigan
- Trenton, county seat of Grundy County, Missouri
- Trenton, the county seat of Hitchcock County, Nebraska
- Trenton, capital of New Jersey
- Trenton, city of Oneida County, New York
- Trenton, town in Butler County, Ohio
- Trenton, the county seat of Gibson County, Tennessee
- Trenton, a city in Fannin County, Texas
- Trenton, city in Cache County, Utah
- Trenton, city in Dodge County, Wisconsin
- Trenton, city in Pierce County, Wisconsin
- Trenton, a city in Washington County, Wisconsin