Markham is located in Texas. Markham, Texas 77456has a population of 1,040. Markham 77456 is less family-centric than the surrounding county with 24% households with children. The county percentage for households with children is 26%.
The median household income in Markham, Texas 77456 is $42,826. The median household income for the surrounding county is $52,048 compared to the national median of $66,222. The median age of people living in Markham 77456 is 38.3 years.
The average high temperature in July is 92.46 degrees, with an average low temperature in January of 44.56 degrees. The annual precipitation is 47.23.