Marble Falls is an unincorporated village located in the U.S. state of Arkansas. It is within Newton County along Arkansas's National Scenic 7 Byway connecting Harrison and Jasper. Marble Falls is included in the Harrison Micropolitan Statistical Area. It coordinates at 36°06′24″N 93°07′56″W. The village was recognized as Dogpatch to promote the theme park called Dogpatch USA.