Marlin
Market InsightsMarlin is a city in Falls County, Texas, United States. The population was 6,628 at the 2000 census but decreased by 10 percent to 5,967 in 2010. Since 1851, it has been the third county seat of Falls County. Marlin has been given the nickname "the Hot Mineral Water City of Texas". Mineral waters were found there in 1892.