Holt is located in Clay county Missouri with a geographic area of 0.4 square miles. The total population in Holt is 350 with 48.6% male and 51.4% female. Children under age 5 represent 5.7% of the population, under age 18 equal 27.7% of the population and over age 65 is 14.6% of the population. The median household income is $57,250, per capita income is $25,139. There are a total of 136 housing units with 61.0% owner occupied. Education includes 44.1% of residents that are high school graduates and 16.9% with a bachelor's degree or higher. The average temperature in Holt in the summer is 77 degrees, and in the winter 32 degrees.