Trenton is a city in Gilchrist County, Florida, United States. The population is projected to be 1,722 as of April 1, 2008. It is the county seat of Gilchrist County.
Trenton is located at 29°36′54″N 82°49′4″W / 29.615°N 82.81778°W / 29.615; -82.81778 (29.615081, -82.817732).
According to the United States Census Bureau, the city has a total area of 2.6 square miles (6.7 km²), all of it land.