Lonsdale is a town in Garland County, Arkansas, United States. It is part of the 'Hot Springs Metropolitan Statistical Area'. The population was 118 at the 2000 census.
Lonsdale is located at 34°32′41″N 92°48′40″W / 34.54472°N 92.81111°W / 34.54472; -92.81111 (34.544763, -92.811247).
According to the United States Census Bureau, the town has a total area of 0.4 square miles (1.1 km²), all land.