| 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 |
| Armstrong County | 72 392 | 55 818 | 72 030 | 71 173 | 592 | 66 | 89 | 13 | 97 | 362 | 308 |
| Apollo borough | 1 765 | 1 340 | 1 749 | 1 686 | 58 | 2 | 2 | 1 | 0 | 16 | 14 |
| Applewold borough | 356 | 282 | 356 | 356 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Atwood borough | 112 | 84 | 112 | 108 | 0 | 0 | 0 | 0 | 4 | 0 | 4 |
| Bethel township | 1 290 | 990 | 1 289 | 1 284 | 3 | 0 | 2 | 0 | 0 | 1 | 0 |
| Boggs township | 979 | 720 | 977 | 961 | 0 | 10 | 0 | 0 | 6 | 2 | 6 |
| Bradys Bend township | 939 | 735 | 934 | 927 | 5 | 0 | 2 | 0 | 0 | 5 | 0 |
| Burrell township | 749 | 595 | 747 | 744 | 1 | 2 | 0 | 0 | 0 | 2 | 4 |
| Cadogan township | 390 | 322 | 389 | 389 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| Cowanshannock township | 3 006 | 2 190 | 3 001 | 2 992 | 3 | 2 | 4 | 0 | 0 | 5 | 10 |
| Dayton borough | 543 | 420 | 543 | 543 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| East Franklin township | 3 900 | 3 045 | 3 884 | 3 856 | 4 | 8 | 14 | 1 | 1 | 16 | 17 |
| Elderton borough | 358 | 278 | 357 | 356 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Ford City borough | 3 451 | 2 700 | 3 407 | 3 257 | 134 | 5 | 6 | 0 | 5 | 44 | 26 |
| Ford Cliff borough | 412 | 332 | 412 | 411 | 1 | 0 | 0 | 0 | 0 | 0 | 3 |
| Freeport borough | 1 962 | 1 525 | 1 950 | 1 931 | 5 | 0 | 5 | 1 | 8 | 12 | 9 |
| Gilpin township | 2 587 | 2 060 | 2 571 | 2 535 | 26 | 1 | 5 | 3 | 1 | 16 | 5 |
| Hovey township | 93 | 77 | 93 | 91 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| Kiskiminetas township | 4 950 | 3 813 | 4 920 | 4 865 | 24 | 6 | 11 | 0 | 14 | 30 | 25 |
| Kittanning borough | 4 787 | 3 726 | 4 760 | 4 658 | 75 | 11 | 12 | 0 | 4 | 27 | 32 |
| Kittanning township | 2 359 | 1 794 | 2 349 | 2 347 | 2 | 0 | 0 | 0 | 0 | 10 | 15 |
| Leechburg borough | 2 386 | 1 883 | 2 363 | 2 327 | 30 | 1 | 4 | 0 | 1 | 23 | 16 |
| Madison township | 943 | 713 | 938 | 933 | 4 | 1 | 0 | 0 | 0 | 5 | 5 |
| Mahoning township | 1 502 | 1 144 | 1 496 | 1 490 | 4 | 1 | 0 | 1 | 0 | 6 | 0 |
| Manor township | 4 231 | 3 311 | 4 207 | 4 167 | 26 | 5 | 4 | 1 | 4 | 24 | 16 |
| Manorville borough | 401 | 313 | 397 | 396 | 0 | 0 | 1 | 0 | 0 | 4 | 2 |
| North Apollo borough | 1 426 | 1 080 | 1 417 | 1 386 | 22 | 2 | 2 | 1 | 4 | 9 | 2 |
| North Buffalo township | 2 942 | 2 259 | 2 938 | 2 926 | 5 | 0 | 6 | 1 | 0 | 4 | 14 |
| Parker city | 799 | 591 | 799 | 784 | 15 | 0 | 0 | 0 | 0 | 0 | 0 |
| Parks township | 2 754 | 2 138 | 2 737 | 2 622 | 89 | 1 | 0 | 0 | 25 | 17 | 17 |
| Perry township | 404 | 305 | 403 | 403 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| Pine township | 499 | 373 | 497 | 497 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
| Plumcreek township | 2 304 | 1 796 | 2 298 | 2 291 | 2 | 2 | 0 | 0 | 3 | 6 | 5 |
| Rayburn township | 1 811 | 1 345 | 1 805 | 1 794 | 6 | 0 | 0 | 0 | 5 | 6 | 11 |
| Redbank township | 1 296 | 987 | 1 288 | 1 284 | 2 | 1 | 0 | 0 | 1 | 8 | 6 |
| Rural Valley borough | 922 | 737 | 913 | 906 | 5 | 2 | 0 | 0 | 0 | 9 | 1 |
| South Bend township | 1 259 | 953 | 1 257 | 1 255 | 1 | 1 | 0 | 0 | 0 | 2 | 0 |
| South Bethlehem borough | 444 | 339 | 444 | 441 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
| South Buffalo township | 2 785 | 2 149 | 2 768 | 2 763 | 4 | 0 | 1 | 0 | 0 | 17 | 4 |
| Sugarcreek township | 1 557 | 1 226 | 1 554 | 1 527 | 26 | 1 | 0 | 0 | 0 | 3 | 8 |
| Valley township | 681 | 521 | 679 | 674 | 1 | 1 | 3 | 0 | 0 | 2 | 0 |
| Washington township | 1 029 | 766 | 1 028 | 1 023 | 1 | 0 | 0 | 3 | 1 | 1 | 3 |
| Wayne township | 1 117 | 823 | 1 109 | 1 109 | 0 | 0 | 0 | 0 | 0 | 8 | 0 |
| West Franklin township | 1 935 | 1 476 | 1 931 | 1 921 | 0 | 0 | 3 | 0 | 7 | 4 | 15 |
| West Kittanning borough | 1 199 | 957 | 1 189 | 1 186 | 0 | 0 | 1 | 0 | 2 | 10 | 8 |
| Worthington borough | 778 | 605 | 775 | 771 | 2 | 0 | 1 | 0 | 1 | 3 | 2 |
| Source: US Census Bureau | Prepared by the Pennsylvania State Data Center | ||||||||||