Walker is a city in Livingston Parish, Louisiana, United States. As of the 2010 census the population was placed at 6,138 (up 28% over the past decade), making Walker and Denham Springs the only parish municipalities classified as cities.
The area now known as Walker was founded by Michael Joseph Milton, Jr. (1795-1863) and “several slaves” in 1825. Michael Milton married in 1832 in Livingston Parish. He and his wife, Martha Clark Milton (1803-1878) developed 343 acres from a Land Grant for his service in the War of 1812. The Milton family was a pioneering family from North Carolina who settled an area in Alabama, before establishing the new community in the piney woods east of the Amite River and Denham Springs. In this sense, Walker, Louisiana, by virtue of its establishment, traces its roots to the founding of the nation in Jamestown, Virginia. The Federal government recognized the growth of the settlement and opened a post office as Milton Old Field in 1856. Michael Milton was appointed as postmaster in 1858. In 1890, the post office was renamed after Dr.