Trenton is a village in Hitchcock County, Nebraska, United States.

[9]According to the United States Census Bureau, the village has a total area of 0.58 square miles (1.50 km2), all land.

[10] Trenton Dam, impounding the Republican River, and its large reservoir called Lake Swanson, stand about two and one-half miles west of the city.

There were 328 housing units at an average density of 565.5 per square mile (218.3/km2).

43.9% of all households were made up of individuals, and 20.8% had someone living alone who was 65 years of age or older.

There were 301 housing units at an average density of 521.7 per square mile (201.4/km2).

38.2% of all households were made up of individuals, and 18.7% had someone living alone who was 65 years of age or older.