Des Arc is located in
Prairie County (of which it is the county seat), situated east of
Cabot, between Hickory Plains and Cotton Plant along Hwy 38, on the banks of the
White River near the Prairie County Museum and the Des Arc Bayou. The population estimate for July 1, 1998 was 1,945, a decrease of 56 since 1990.
A Popular attraction for many visitors is the White River Bridge.