BCBA/BCABA per State
| State | Number Certified | 2005 Estimated Population | Number of People per BCBA/BCABA |
|---|---|---|---|
| Alabama | 43 | 4557808 | 105995 |
| Alaska | 2 | 663661 | 331830 |
| Arizona | 19 | 5939292 | 312594 |
| Arkansas | 4 | 2779154 | 694788 |
| California | 378 | 36132147 | 95587 |
| Colorado | 25 | 4665177 | 186607 |
| Connecticut | 105 | 3510297 | 33431 |
| Delaware | 7 | 843524 | 120503 |
| Florida | 1314 | 17789864 | 13538 |
| Georgia | 50 | 9072576 | 181451 |
| Hawaii | 16 | 1275194 | 79699 |
| Idaho | 7 | 1429096 | 204156 |
| Illinois | 54 | 12763371 | 236358 |
| Indiana | 15 | 6271973 | 418131 |
| Iowa | 10 | 2966334 | 296633 |
| Kansas | 26 | 2744687 | 105564 |
| Kentucky | 30 | 4173405 | 139113 |
| Louisiana | 13 | 4523628 | 347971 |
| Maine | 18 | 1321505 | 73416 |
| Maryland | 52 | 5600388 | 107699 |
| Massachusetts | 315 | 6398743 | 20313 |
| Michigan | 44 | 10120860 | 230019 |
| Minnesota | 39 | 5132799 | 131610 |
| Mississippi | 8 | 2921088 | 365136 |
| Missouri | 68 | 5800310 | 85298 |
| Montana | 1 | 935670 | 935670 |
| Nebraska | 22 | 1758787 | 79944 |
| Nevada | 24 | 2414807 | 100616 |
| New Hampshire | 26 | 1309940 | 50382 |
| New Jersey | 203 | 8717925 | 42945 |
| New Mexico | 3 | 1928384 | 642794 |
| New York | 252 | 19254630 | 76407 |
| North Carolina | 37 | 8683242 | 234682 |
| North Dakota | 1 | 636677 | 636677 |
| Ohio | 45 | 11464042 | 254756 |
| Oklahoma | 22 | 3547884 | 161267 |
| Oregon | 8 | 3641056 | 455132 |
| Pennsylvania | 309 | 12429616 | 40225 |
| Rhode Island | 23 | 1076189 | 46790 |
| South Carolina | 26 | 4255083 | 163657 |
| Tennessee | 98 | 5962959 | 60846 |
| Texas | 152 | 22859968 | 150394 |
| Utah | 7 | 2469585 | 352797 |
| Vermont | 21 | 623050 | 29669 |
| Virginia | 88 | 7567465 | 85993 |
| Washington | 48 | 6287759 | 130994 |
| West Virgina | 7 | 1816856 | 259550 |
| Wisconsin | 18 | 5536201 | 307566 |
| Wyoming | 1 | 509294 | 509294 |