Karnack is located in Texas. Karnack, Texas has a population of 3,043. Karnack is less family-centric than the surrounding county with 21.74% of the households containing married families with children. The county average for households married with children is 29.16%.
The median household income in Karnack, Texas is $51,896. The median household income for the surrounding county is $57,996 compared to the national median of $69,021. The median age of people living in Karnack is 52.8 years.
The average high temperature in July is 92.6 degrees, with an average low temperature in January of 34.2 degrees. The average rainfall is approximately 50.6 inches per year, with 0.8 inches of snow per year.