| Age groups | Total | Male | Female | |||
| person | percentage | person | percentage | person | percentage | |
| Lerik district | 85201 | 100.0 | 42375 | 100.0 | 42826 | 100.0 |
| including: | ||||||
| 0-4 | 6409 | 7.5 | 3479 | 8.2 | 2930 | 6.8 |
| 5-9 | 6810 | 8.0 | 3705 | 8.7 | 3105 | 7.3 |
| 10-14 | 7532 | 8.8 | 4170 | 9.8 | 3362 | 7.8 |
| 15-19 | 6963 | 8.2 | 3733 | 8.8 | 3230 | 7.5 |
| 20-24 | 6511 | 7.6 | 3389 | 8.0 | 3122 | 7.3 |
| 25-29 | 7373 | 8.7 | 3642 | 8.6 | 3731 | 8.7 |
| 30-34 | 7904 | 9.3 | 3759 | 8.9 | 4145 | 9.7 |
| 35-39 | 7150 | 8.4 | 3337 | 7.9 | 3813 | 8.9 |
| 40-44 | 6235 | 7.3 | 2991 | 7.1 | 3244 | 7.6 |
| 45-49 | 5493 | 6.4 | 2677 | 6.3 | 2816 | 6.6 |
| 50-54 | 4652 | 5.5 | 2285 | 5.4 | 2367 | 5.5 |
| 55-59 | 3909 | 4.6 | 1784 | 4.2 | 2125 | 5.0 |
| 60-64 | 3192 | 3.7 | 1351 | 3.2 | 1841 | 4.3 |
| 65-69 | 2088 | 2.5 | 850 | 2.0 | 1238 | 2.9 |
| 70 and above | 2980 | 3.5 | 1223 | 2.9 | 1757 | 4.1 |