From a total population of 127,796, McLennan County has a median age of 28.4. The average age of males, in McLennan County, is 27.5 while the average age of females is 29.4. When you compare this to median age of Texas, McLennan County is 5.5 years younger.
The median income of individuals, in McLennan County, is $18,623 while the average household income is $32,864. When comparing the median income of people living in McLennan County to the rest of Texas, the average income in McLennan County is $7,890 less.