From a total population of 842,091, Gwinnett County has a median age of 34.3. The average age of males, in Gwinnett County, is 32.9 while the average age of females is 35.4. When you compare this to median age of Georgia, Gwinnett County is 1.5 years younger.
The median income of individuals, in Gwinnett County, is $26,060 while the average household income is $60,329. When comparing the median income of people living in Gwinnett County to the rest of Georgia, the average income in Gwinnett County is $633 more.