How many respiratory therapists are there in the United States, by state?
California has the most respiratory therapists at 18,650, and Wyoming the fewest at 160. The median state has 1,800. Per resident, West Virginia leads with 63.6 respiratory therapists per 100,000 people.
Respiratory Therapists by state, ranked
| # | State | Respiratory Therapists (2025) | Per 100,000 residents | With a published email |
|---|---|---|---|---|
| 1 | California | 18,650 | 47.2 | 135 |
| 2 | Texas | 12,130 | 41.6 | 234 |
| 3 | Florida | 8,820 | 41 | 12,129 |
| 4 | New York | 7,010 | 34.7 | 121 |
| 5 | Ohio | 6,640 | 56.3 | 6,722 |
| 6 | Pennsylvania | 6,530 | 50.2 | 355 |
| 7 | Georgia | 5,150 | 48.1 | 263 |
| 8 | Illinois | 4,880 | 38.1 | 73 |
| 9 | North Carolina | 4,630 | 44.4 | 129 |
| 10 | Michigan | 4,520 | 44.9 | 4,874 |
| 11 | Arizona | 3,500 | 48.9 | 72 |
| 12 | Tennessee | 3,440 | 49.8 | 154 |
| 13 | New Jersey | 3,350 | 36.1 | 876 |
| 14 | Virginia | 3,340 | 38.7 | 90 |
| 15 | Indiana | 3,170 | 46.7 | 250 |
| 16 | Missouri | 3,030 | 49.2 | 57 |
| 17 | Kentucky | 2,530 | 56.1 | 366 |
| 18 | Louisiana | 2,520 | 54.1 | 60 |
| 19 | Alabama | 2,350 | 46.8 | 151 |
| 20 | Massachusetts | 2,220 | 31.6 | 47 |
| 21 | Colorado | 2,110 | 36.5 | 69 |
| 22 | Oklahoma | 2,000 | 50.5 | 30 |
| 23 | South Carolina | 1,960 | 38.3 | 86 |
| 24 | Wisconsin | 1,940 | 32.9 | 58 |
| 25 | Washington | 1,860 | 24.1 | 35 |
| 26 | Maryland | 1,800 | 29.1 | 42 |
| 27 | Mississippi | 1,670 | 56.4 | 58 |
| 28 | Kansas | 1,450 | 49.4 | 10 |
| 29 | Arkansas | 1,400 | 46.5 | 32 |
| 30 | Connecticut | 1,370 | 38 | 28 |
| 31 | Oregon | 1,340 | 31.6 | 15 |
| 32 | Nevada | 1,270 | 40.9 | 35 |
| 33 | Minnesota | 1,250 | 21.9 | 25 |
| 34 | Utah | 1,170 | 35.8 | 19 |
| 35 | West Virginia | 1,140 | 63.6 | 191 |
| 36 | Iowa | 910 | 28.5 | 21 |
| 37 | Nebraska | 840 | 42.8 | 21 |
| 38 | New Mexico | 840 | 39.7 | 14 |
| 39 | Idaho | 820 | 44.6 | 5 |
| 40 | Maine | 520 | 38.2 | 19 |
| 41 | Hawaii | 510 | 35 | 6 |
| 42 | Delaware | 500 | 50.5 | 21 |
| 43 | District of Columbia | 430 | 62.4 | 4 |
| 44 | South Dakota | 430 | 48.5 | 5 |
| 45 | Montana | 390 | 36 | 10 |
| 46 | New Hampshire | 360 | 26.1 | 12 |
| 47 | North Dakota | 270 | 34.7 | 13 |
| 48 | Rhode Island | 260 | 23.7 | 11 |
| 49 | Vermont | 210 | 32.7 | 4 |
| 50 | Alaska | 180 | 24.5 | 9 |
| 51 | Wyoming | 160 | 27.7 | 12 |
Per capita
Headcount follows population, so the per-100,000 column is the fairer comparison between states. Top five: West Virginia (63.6), District of Columbia (62.4), Mississippi (56.4), Ohio (56.3), Kentucky (56.1). Bottom five: Minnesota (21.9), Rhode Island (23.7), Washington (24.1), Alaska (24.5), New Hampshire (26.1).
Published business emails
28,078 respiratory therapists nationally have a business email address published on a licence register, a practice website or a professional directory, as counted by Email Lists USA's respiratory therapists list on October 1, 2026. That is a count of people who publish a work address, not a measure of the profession's size, and it moves with each rebuild of that list.
State pages
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), via api.bls.gov v2, May 2025 estimates for occupation 29-1126 (Respiratory Therapists), one series per state (for example OEUS060000000000029112601 for California), read October 1, 2026. Per-capita denominators: U.S. Census Bureau, 2020 Census resident population. The U.S. figure on this page is the sum of the published state estimates, not a separately published national total.