| population | |
| Amphoe Ban Fang | 45143 |
| Amphoe Ban Haet | 26214 |
| Amphoe Ban Phai | 92671 |
| Amphoe Chonnabot | 43828 |
| Amphoe Chum Phae | 113319 |
| Amphoe Khao Suan Kwang | 32702 |
| Amphoe Khok Pho Chai | 18662 |
| Amphoe Kranuan | 63105 |
| Amphoe Mancha Khiri | 65027 |
| population | |
| Amphoe Mueang Khon Kaen | 510763 |
| Amphoe Nam Phong | 100311 |
| Amphoe Non Sila | 23569 |
| Amphoe Nong Na Kham | 22195 |
| Amphoe Nong Ruea | 85044 |
| Amphoe Nong Song Hong | 73728 |
| Amphoe Phon | 85204 |
| Amphoe Phra Yuen | 29626 |
| Amphoe Phu Pha Man | 22022 |
| population | |
| Amphoe Phu Wiang | 65529 |
| Amphoe Pueai Noi | 15195 |
| Amphoe Sam Sung | 21370 |
| Amphoe Si Chom Phu | 64212 |
| Amphoe Ubolratana | 37419 |
| Amphoe Waeng Noi | 38388 |
| Amphoe Waeng Yai | 27461 |
| Amphoe Wiang Kao | 19263 |
 | Khon Kaen Airport | ~ 18.29 km |
| Udorn Air Base | ~ 107.69 km |
| Udon Thani Airport | ~ 107.84 km |
| Roi Et Airport | ~ 128.37 km |
| Loei Airport | ~ 147.08 km |
| Buri Ram Airport | ~ 149.90 km |
| Phetchabun Airport | ~ 153.97 km |
| Nakhon Ratchasima Airport | ~ 167.86 km |
 | Wattay International Airport | ~ 173.31 km |
