About Grayson, LAGrayson is located in Louisiana. Grayson, Louisiana has a population of 514. Grayson is more family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 24%. The median household income in Grayson, Louisiana is $30,680. The median household income for the surrounding county is $32,234 compared to the national median of $57,525. The median age of people living in Grayson is 39.5 years. Grayson WeatherThe average high temperature in July is 91.8 degrees, with an average low temperature in January of 33.8 degrees. The annual precipitation is 59.55. Grayson MapGrayson real estate officesReal estate near GraysonNearby CitiesNearby Cities Homes for Sale |