| 2000 Census: Summary of Race and Hispanic or Latino Origin | |||||||||||
| Race | |||||||||||
| One Race | |||||||||||
| Geographic Area | Total Population | Total Population Over 18 | Total One Race | White | Black or African American | American Indian and Alaska Native | Asian | Native Hawaiian and Other Pacific Islander | Some other race | Two or more races | Hispanic or Latino (origin any race) |
| Pennsylvania | 12 281 054 | 9 358 833 | 12 138 830 | 10 484 203 | 1 224 612 | 18 348 | 219 813 | 3 417 | 188 437 | 142 224 | 394 088 |
| McKean County | 45 936 | 35 038 | 45 657 | 44 312 | 860 | 149 | 139 | 11 | 186 | 279 | 485 |
| Annin township | 835 | 606 | 832 | 820 | 2 | 9 | 1 | 0 | 0 | 3 | 1 |
| Bradford city | 9 175 | 6 840 | 9 117 | 8 968 | 45 | 28 | 48 | 3 | 25 | 58 | 87 |
| Bradford township | 4 816 | 3 847 | 4 801 | 4 721 | 28 | 25 | 19 | 0 | 8 | 15 | 30 |
| Ceres township | 1 003 | 751 | 993 | 987 | 0 | 6 | 0 | 0 | 0 | 10 | 0 |
| Corydon township | 301 | 224 | 299 | 298 | 0 | 0 | 1 | 0 | 0 | 2 | 1 |
| Eldred borough | 858 | 622 | 856 | 847 | 0 | 8 | 0 | 0 | 1 | 2 | 4 |
| Eldred township | 1 696 | 1 278 | 1 689 | 1 685 | 2 | 1 | 1 | 0 | 0 | 7 | 1 |
| Foster township | 4 566 | 3 438 | 4 550 | 4 498 | 9 | 15 | 22 | 0 | 6 | 16 | 14 |
| Hamilton township | 637 | 503 | 632 | 630 | 1 | 1 | 0 | 0 | 0 | 5 | 2 |
| Hamlin township | 819 | 639 | 818 | 816 | 0 | 0 | 2 | 0 | 0 | 1 | 2 |
| Kane borough | 4 126 | 3 172 | 4 107 | 4 081 | 5 | 4 | 7 | 0 | 10 | 19 | 34 |
| Keating township | 3 087 | 2 346 | 3 059 | 3 043 | 4 | 4 | 7 | 0 | 1 | 28 | 17 |
| Lafayette township | 2 337 | 2 134 | 2 272 | 1 362 | 745 | 28 | 22 | 0 | 115 | 65 | 246 |
| Lewis Run borough | 577 | 465 | 575 | 569 | 1 | 3 | 1 | 0 | 1 | 2 | 1 |
| Liberty township | 1 726 | 1 297 | 1 707 | 1 691 | 2 | 4 | 0 | 1 | 9 | 19 | 10 |
| Mount Jewett borough | 1 070 | 780 | 1 069 | 1 065 | 0 | 3 | 1 | 0 | 0 | 1 | 2 |
| Norwich township | 633 | 463 | 632 | 626 | 0 | 0 | 0 | 6 | 0 | 1 | 6 |
| Otto township | 1 738 | 1 275 | 1 731 | 1 714 | 5 | 7 | 4 | 0 | 1 | 7 | 4 |
| Port Allegany borough | 2 355 | 1 631 | 2 349 | 2 340 | 0 | 2 | 2 | 0 | 5 | 6 | 6 |
| Sergeant township | 176 | 145 | 170 | 169 | 1 | 0 | 0 | 0 | 0 | 6 | 4 |
| Smethport borough | 1 684 | 1 247 | 1 681 | 1 668 | 9 | 1 | 1 | 0 | 2 | 3 | 10 |
| Wetmore township | 1 721 | 1 335 | 1 718 | 1 714 | 1 | 0 | 0 | 1 | 2 | 3 | 3 |
| Source: US Census Bureau | Prepared by the Pennsylvania State Data Center | ||||||||||