From a total population of 83,239, Rockwall County has a median age of 36.2. The average age of males, in Rockwall County, is 35.7 while the average age of females is 36.7. When you compare this to median age of Texas, Rockwall County is 2.3 years older.
The median income of individuals, in Rockwall County, is $34,850 while the average household income is $86,597. When comparing the median income of people living in Rockwall County to the rest of Texas, the average income in Rockwall County is $8,337 more.