US Highway 71, Louisiana’s major north-south route which connects Baton Rouge and Shreveport, runs through Lecompte.

[2] According to the United States Census Bureau, the town has a total area of 1.0 square mile (2.6 km2), all land.

During the days of the Lecompte High School, the yearbook was named The LeComte with a picture of the horse on the first page.

When the railroad company painted a sign for the town on the side of the train depot, a "p" was accidentally added to the name and it has remained there ever since.

Shreveport attorney Jackson B. Davis, who served in the Louisiana State Senate from 1956 to 1980, was born near Lecompte.

One of Davis's state Senate colleagues, Cecil R. Blair of Rapides Parish, who served from 1960 to 1964 and 1966–1976, resided and operated a business in Lecompte.

The late Louisiana Public Service Commissioner Clyde C. Holloway, a resident of nearby Forest Hill, was born in Lecompte in 1943.