Along with the metro estimates, the latest 2013 Ohio county population estimates were released on Thursday by the US Census.

Here are the statewide county maps for recent estimate years as well as previous decades, just to show how growth patterns have been changing.

Top 10 Largest Counties
1. Cuyahoga: 1,263,154
2. Franklin: 1,212,263
3. Hamilton: 804,520
4. Summit: 541,824
5. Montgomery: 535,846
6. Lucas: 436,393
7. Stark: 375,432
8. Butler: 371,272
9. Lorain: 302,827
10. Mahoning: 233,869

Top 10 Counties with the Largest Numerical Change 2012-2013
1. Franklin: +16,193
2. Delaware: +3,791
3. Hamilton: +2,004
4. Warren: +1,859
5. Fairfield: +1,358
6. Lorain: +1,230
7. Medina: +1,190
8. Clermont: +1,190
9. Summit: +718
10. Licking: +660