Trenton is a city in Fannin and Grayson counties, Texas, United States.

At the time of their arrival, the settlement and surrounding area was known by the colorful name of "Wild Cat Thicket".

Fifteen years later the population was 300 and the town had a school and all essential businesses, including a newspaper, a steam gristmill, a hotel, and a boardinghouse.

At that time it became a major shipping origination point for cotton, corn, and oats produced by area farmers.

This new crop grew rapidly in importance, and production reached a peak in 1933 when 158 rail carloads were shipped from Trenton.

Texas State Highway 121 passes through the northern part of Trenton, crossing US 69 at a diamond interchange.

The center of Dallas is 57 miles (92 km) southwest of Trenton via Melissa and McKinney.

According to the United States Census Bureau, Trenton has a total area of 1.8 square miles (4.7 km2), all land.

[9] The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[10] As of the 2020 United States census, there were 743 people, 259 households, and 180 families residing in the city.