Sulphur Rock Map
Sulphur Rock is a town in Independence County, Arkansas, United States. The population was 421 at the 2000 census.
Sulphur Rock is located at 35°45?7?N 91°30?7?W / 35.75194°N 91.50194°W / 35.75194; -91.50194 (35.752009, -91.501807).
According to the United States Census Bureau, the town has a total area of 3.3 km² (1.3 mi²), all land.
Nearby cities include Cave City, Pleasant Plains, Newport, Tuckerman, Newark.