- Red-tailed Hawk: 3.5 to 4.5 feet (1.1 to 1.4 meters)
- Red-shouldered Hawk: 2 to 3 feet (0.6 to 0.9 meters)
- Broad-winged Hawk: 3 to 3.5 feet (0.9 to 1.1 meters)
- Swainson's Hawk: 4 to 5 feet (1.2 to 1.5 meters)
- Rough-legged Hawk: 4.5 to 5.5 feet (1.4 to 1.7 meters)
- Northern Goshawk: 3 to 4 feet (0.9 to 1.2 meters)
- Cooper's Hawk: 2 to 3 feet (0.6 to 0.9 meters)
- Sharp-shinned Hawk: 1.5 to 2 feet (0.5 to 0.6 meters)