Eureka Springs is a city in Carroll County, Arkansas, United States. Along with Berryville, it is one of the two county seats for the county. It is located in the Ozark Mountains of northwest Arkansas. According to 2006 Census Bureau estimates, the population of the town is 2,350. The entire town of Eureka Springs is on the National Register of Historic Places as the Eureka Springs Historic District and is one of the most popular tourist destinations in Arkansas.