Births by Age of Parents by County,
Oregon Residents, State Total, 2005-2007 | ? | Mother's Age |
| <15 | 15 | 16 | 17 | 18 | 19 | 20-24 | 25+ | N.S. | Total |
| Father's Age | Total | 147 | 468 | 1139 | 2075 | 3459 | 5442 | 36079 | 95136 | 17 | 143962 |
| <15 | 1 | 5 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 10 |
| 15 | 10 | 15 | 26 | 11 | 1 | 1 | 0 | 0 | 0 | 64 |
| 16 | 15 | 33 | 69 | 54 | 20 | 11 | 6 | 1 | 0 | 209 |
| 17 | 7 | 66 | 123 | 146 | 104 | 61 | 26 | 4 | 0 | 537 |
| 18 | 3 | 37 | 149 | 258 | 303 | 201 | 166 | 23 | 0 | 1140 |
| 19 | 3 | 28 | 119 | 275 | 452 | 532 | 569 | 73 | 0 | 2051 |
| 20 | 1 | 19 | 68 | 206 | 425 | 670 | 1283 | 147 | 0 | 2819 |
| 21 | 2 | 5 | 43 | 170 | 340 | 653 | 2143 | 287 | 0 | 3643 |
| 22 | 0 | 6 | 29 | 92 | 289 | 546 | 2974 | 530 | 0 | 4466 |
| 23 | 1 | 1 | 19 | 83 | 194 | 417 | 3477 | 887 | 0 | 5079 |
| 24 | 0 | 4 | 18 | 62 | 138 | 334 | 3769 | 1513 | 0 | 5838 |
| 25+ | 1 | 6 | 43 | 126 | 381 | 997 | 16681 | 85501 | 1 | 103737 |
| N.S. | 103 | 243 | 432 | 591 | 812 | 1019 | 4984 | 6169 | 16 | 14369 |