| Sub County | 2019 | 2022 | 2025 | 2027 | ||||||||
| Male | Female | Total | Male | Female | Total | Male | Female | Total | Male | Female | Total | |
| Baringo Central | 48,120 | 48,829 | 96,951 | 50,576 | 53,836 | 104,371 | 53,994 | 57,194 | 111,149 | 56,234 | 59,370 | 115,567 |
| Baringo North | 52,369 | 52,500 | 104,871 | 55,042 | 57,883 | 112,897 | 58,762 | 61,494 | 120,229 | 61,200 | 63,833 | 125,008 |
| Tiaty West | 40,462 | 39,459 | 79,923 | 42,527 | 43,505 | 86,040 | 45,401 | 46,219 | 91,628 | 47,285 | 47,977 | 95,270 |
| Eldama Ravine | 65,295 | 64,238 | 129,535 | 68,627 | 70,825 | 139,449 | 73,266 | 75,243 | 148,505 | 76,305 | 78,105 | 154,408 |
| Baringo South | 45,706 | 45,246 | 90,955 | 48,039 | 49,885 | 97,916 | 51,285 | 52,997 | 104,275 | 53,413 | 55,013 | 108,420 |
| Mogotio | 46,014 | 45,088 | 91,104 | 48,362 | 49,711 | 98,077 | 51,631 | 52,812 | 104,446 | 53,773 | 54,821 | 108,598 |
| Tiaty East | 38,356 | 35,068 | 73,424 | 40,314 | 38,664 | 79,044 | 43,038 | 41,075 | 84,177 | 44,824 | 42,638 | 87,523 |
Source: CSO, 2022