Births by Age of Parents by County,
Oregon Residents, Crook County, 2005-2007 | ? | Mother's Age |
| <15 | 15 | 16 | 17 | 18 | 19 | 20-24 | 25+ | N.S. | Total |
| Father's Age | Total | 1 | 2 | 7 | 8 | 23 | 38 | 255 | 425 | 0 | 759 |
| <15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 15 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 17 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 3 |
| 18 | 0 | 1 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | 8 |
| 19 | 0 | 0 | 1 | 0 | 2 | 5 | 2 | 1 | 0 | 11 |
| 20 | 0 | 0 | 0 | 0 | 6 | 3 | 9 | 1 | 0 | 19 |
| 21 | 0 | 0 | 0 | 1 | 0 | 2 | 7 | 1 | 0 | 11 |
| 22 | 0 | 0 | 1 | 3 | 0 | 2 | 30 | 2 | 0 | 38 |
| 23 | 0 | 0 | 0 | 0 | 1 | 3 | 30 | 5 | 0 | 39 |
| 24 | 0 | 0 | 0 | 0 | 1 | 1 | 34 | 12 | 0 | 48 |
| 25+ | 0 | 0 | 0 | 1 | 3 | 8 | 113 | 375 | 0 | 500 |
| N.S. | 1 | 1 | 3 | 2 | 7 | 11 | 28 | 28 | 0 | 81 |