| canada | | aegolius acadicus brooksi | subspecies | 2 | 0 |
| canada | british columbia | aegolius acadicus | species | 7 | 0 |
| canada | ontario | aegolius acadicus | species | 3 | 0 |
| canada | quebec | aegolius acadicus | species | 3 | 0 |
| canada | quebec | aegolius acadicus brooksi | subspecies | 59 | 0 |
| united states | | aegolius acadicus acadicus | subspecies | 2 | 0 |
| united states | alaska | aegolius acadicus acadicus | subspecies | 36531 | 0 |
| united states | idaho | aegolius acadicus | species | 0 | 1 |
| united states | new mexico | aegolius acadicus acadicus | subspecies | 2 | 0 |
| united states | utah | aegolius acadicus | species | 0 | 1 |
| united states | washington | aegolius acadicus | species | 5 | 0 |
| united states | washington | aegolius acadicus acadicus | subspecies | 4 | 0 |