Hawks in Colorado: Identification Guide and Where to Start Looking
Yes, several hawk species are common in Colorado. The most widespread is the Red-tailed Hawk, often seen along highways and open fields. For best identification, focus on tail color, wing shape, and flight style. Start checking early morning near foothills and grasslands. Colorado's elevation and diverse habitats, from mountain forests to plains, support different species at different times of year, making it a rewarding place to learn hawk identification. This guide covers the species you'll most likely encounter and the field marks that matter most.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 27, 2026.
Where to see them, source eBird
Where hawks are being seen in Colorado
These are public birding hotspots in Colorado where hawks were reported in the last month, most recent first. Recent sightings below include Red-tailed Hawk and Swainson's Hawk. Each links to its eBird page, where you can see the full checklist and plan a visit.
- Grant (town)Red-tailed Hawkseen Jul 18, 2026
- Pastorius ReservoirRed-tailed Hawkseen Jul 18, 2026
- Lower Latham Reservoir areaRed-tailed Hawkseen Jul 18, 2026
- Flying J Ranch ParkRed-tailed Hawkseen Jul 18, 2026
- Broomfield Community ParkRed-tailed Hawkseen Jul 18, 2026
- Fishing Bridge areaRed-tailed Hawkseen Jul 18, 2026
- Lake Creek Village WetlandsRed-tailed Hawkseen Jul 18, 2026
- Big Bend Recreation SiteSwainson's Hawkseen Jul 18, 2026
Sightings from eBird, the Cornell Lab of Ornithology. Wildlife moves, so treat these as recent activity, not a guarantee.
Yes, several hawk species are common in Colorado. The most widespread is the Red-tailed Hawk, often seen along highways and open fields. For best identification, focus on tail color, wing shape, and flight style. Start checking early morning near foothills and grasslands. Colorado's elevation and diverse habitats, from mountain forests to plains, support different species at different times of year, making it a rewarding place to learn hawk identification. This guide covers the species you'll most likely encounter and the field marks that matter most.
1. What are the most useful ID markers for Colorado hawks?
Start with the tail. Red-tailed Hawks have a distinctive rusty red tail (adults) that is broad and rounded. Wing shape also helps: buteos (like Red-tailed) have broad wings, while accipiters (like Cooper's) have shorter, rounded wings. Look for a dark belly band on Red-tailed and a white chest. Also note size: buteos are larger, accipiters are midsized. Juveniles complicate things, so pay attention to feather patterns and proportions even when color is muted.Learn more about hawk identification on our animal hub.
2. Which hawk species are most likely to be seen in Colorado?
The Red-tailed Hawk is by far the most common and widespread. Swainson's Hawk is also regular in summer, especially in eastern plains. Ferruginous Hawk is less common but possible in open grasslands. In wooded areas, look for Cooper's Hawk and Sharp-shinned Hawk. Rough-legged Hawk visits in winter from the north. For a full list, check ourColorado wildlife page. Golden Eagles are year-round residents in mountain and foothill areas but are much larger than typical hawks and are eagles, not true hawks.
3. Where in the state do people usually notice hawks first?
Along the Front Range from Colorado Springs to Fort Collins, hawks are often seen perching on utility poles and fence posts. Open grasslands east of Denver (Pawnee National Grassland) are prime for Swainson's and Ferruginous. In the mountains, look for Red-tailed along forest edges. The San Luis Valley also hosts good numbers. Most sightings happen within a few miles of roads. Riparian corridors, areas along creeks and rivers like the South Platte and Arkansas River, concentrate hawks during migration and breeding season. Don't overlook smaller town parks and agricultural land where prey is abundant.
See ourstate animal guidefor the next step.
4. What is the best season for hawk sightings in Colorado?
Spring and fall migration bring the highest diversity. April through May and September through October are peak times for passing raptors. Summer residents like Swainson's are best seen June to August. Winter is good for Rough-legged and Red-tailed but fewer species. Early morning hours (7-10 AM) offer the best odds as hawks start hunting. Afternoon thermals (warm rising air) cause hawks to soar higher and farther, making them harder to identify. Overcast mornings are often better for observations since hawks hunt more actively when clouds are present.
5. How can you separate lookalike species like Red-tailed and Swainson's?
Red-tailed Hawks have a dark belly band and pale chest, while Swainson's often shows a dark brown bib or hooded appearance. In flight, Red-tailed wings are broader with a shorter tail; Swainson's wings are more pointed and slender. Tail color is key: Red-tailed has a rusty red top, Swainson's is grayish with dark bands. Juvenile Red-tails have a banded tail but still show the belly band. Swainson's juveniles lack the belly band entirely and show more uniform underwing coloring. Age and plumage variation mean you may see pale, intermediate, and dark morphs of the same species.Browse our art printsfor side-by-side comparison images.
6. What should you look for when identifying hawks in flight?
Watch the wing shape and angle. Buteos (Red-tailed, Swainson's) hold wings in a slight V or flat, while accipiters (Cooper's) flap with quick wingbeats and glide with wings pulled in. Tail shape: buteos have a fan tail, accipiters have a long rounded tail. Also note underwing pattern: Red-tailed has a dark leading edge; Swainson's has white underwing coverts with dark flight feathers. Lighting matters, backlighting silhouettes patterns, while frontal light reveals colors. Practice observing hawks at different angles and distances to build confidence.
7. How does Colorado's elevation affect hawk identification?
Colorado ranges from 3,300 feet (northeast plains) to over 14,000 feet (mountain peaks), and elevation influences which species you'll see. Lower elevation prairies host Swainson's Hawk, Ferruginous Hawk, and Rough-legged Hawk in winter. Mid-elevation foothills and forest edges are where Red-tailed Hawks hunt year-round. Higher elevation forests (8,000+ feet) host Red-tailed but are less reliable for other species. The Front Range foothills, in particular, create thermals that funneling migrating hawks. Golden Eagle activity peaks in mountain passes. Understanding habitat by elevation helps you narrow the possibilities before you even spot a bird.
8. What are the key field marks for distinguishing accipiters from buteos?
Accipiters (Cooper's Hawk, Sharp-shinned Hawk) are forest hunters with short, rounded wings and a long tail for maneuverability. They fly with quick wingbeats and short glides. Buteos (Red-tailed, Swainson's, Ferruginous) are open-country hunters with long, broad wings and a shorter, stockier tail. They soar on thermals and circles rather than flap constantly. Size varies: Sharp-shinned are jay-sized, Cooper's are robin-to-pigeon sized. This functional distinction, ambush predator vs. soaring predator, is more important than taxonomy for field identification. Watching behavior in flight reveals type long before you can see color.
9. Bird-themed gear for hawk watchers
If you want to carry a piece of Colorado's hawk scene with you, check out these practical items from Easy Street Markets.
Peregrine Falcon Retro Graphic Tee
A comfortable tee with a classic falcon design, great for field days or casual wear.Check Price and Availability
5X Hawk Sticker Set (5 pieces): Bird of Prey Car Stickers, Forest, Nature, Falconer, Bird
Five detailed hawk stickers to personalize your gear or notebook.Check Price and Availability
Hawk Tarot Card T-Shirt
A unique tarot-inspired hawk graphic for a distinctive look.Check Price and Availability
For more bird art, visit ourart prints collection.
10. What are common mistakes beginners make when identifying Colorado hawks?
The biggest error is assuming all brown raptors are Red-tailed Hawks. Juveniles, distant birds, and light-morph individuals confuse many observers. Another mistake is ignoring behavioral cues like hunting style and habitat preference. Beginners often fixate on a single field mark (like tail color) rather than taking in the whole picture. Size comparison is tricky because distance distorts perception. Using a reference bird (like comparing a hawk to a soaring crow or eagle) improves accuracy. Keeping a field notebook helps you learn patterns over time rather than trying to memorize everything at once.
11. Where can you see hawks during Colorado migration hotspots?
Dinosaur Ridge (near Morrison) is a renowned hawk watch location during fall migration, with hundreds of raptors passing through in a single day during September and October. Chatham Hill (southwest of Colorado Springs) offers similar opportunities. These ridges create updrafts that migrating hawks ride northward in spring and southward in fall. Smaller counts occur at Lookout Mountain near Denver and along the Arkansas River Valley. Visiting during peak migration weeks (late September to early October) can yield sightings of 20 or more hawks in an hour. Many sites have volunteer counters during migration season who can help identify birds and share recent sightings.
12. Frequently asked questions about Colorado hawk identification?
**Q: Can I see hawks in Denver city parks?** A: Yes, Red-tailed Hawks are common in City Park and along the South Platte River. Cooper's Hawks also nest in mature trees throughout urban areas.
**Q: What is the largest hawk in Colorado?** A: Ferruginous Hawk has the largest wingspan (up to 56 inches) among regular species. Red-tailed is close but slightly smaller.
**Q: Why do juvenile hawks look so different from adults?** A: Juveniles have brown or streaked plumage instead of the distinctive adult patterns. This camouflage helps them survive their first year while they learn to hunt. They don't acquire adult plumage until their second or third year depending on species.
**Q: Do hawks migrate through Colorado?** A: Many do. Swainson's and Broad-winged Hawks pass through in large numbers during spring and fall. Check hawk watches at sites like Dinosaur Ridge.
**Q: How can I report a rare hawk sighting?** A: Use eBird to log sightings and help track distributions. For very rare species, contact the Colorado Field Ornithologists.
See ourtour planning ideasfor the next step.
Gear and field guides
Frequently asked questions
1. What are the most useful ID markers for Colorado hawks?+
Start with the tail. Red-tailed Hawks have a distinctive rusty red tail (adults) that is broad and rounded. Wing shape also helps: buteos (like Red-tailed) have broad wings, while accipiters (like Cooper's) have shorter, rounded wings. Look for a dark belly band on Red-tailed and a white chest. Also note size: buteos are larger, accipiters are midsized. Juveniles complicate things, so pay attention to feather patterns and proportions even when color is muted.Learn more about hawk identification on our animal hub.
2. Which hawk species are most likely to be seen in Colorado?+
The Red-tailed Hawk is by far the most common and widespread. Swainson's Hawk is also regular in summer, especially in eastern plains. Ferruginous Hawk is less common but possible in open grasslands. In wooded areas, look for Cooper's Hawk and Sharp-shinned Hawk. Rough-legged Hawk visits in winter from the north. For a full list, check ourColorado wildlife page. Golden Eagles are year-round residents in mountain and foothill areas but are much larger than typical hawks and are eagles, not true hawks.
3. Where in the state do people usually notice hawks first?+
Along the Front Range from Colorado Springs to Fort Collins, hawks are often seen perching on utility poles and fence posts. Open grasslands east of Denver (Pawnee National Grassland) are prime for Swainson's and Ferruginous. In the mountains, look for Red-tailed along forest edges. The San Luis Valley also hosts good numbers. Most sightings happen within a few miles of roads. Riparian corridors, areas along creeks and rivers like the South Platte and Arkansas River, concentrate hawks during migration and breeding season. Don't overlook smaller town parks and agricultural land where prey is abundant. See ourstate animal guidefor the next step.
4. What is the best season for hawk sightings in Colorado?+
Spring and fall migration bring the highest diversity. April through May and September through October are peak times for passing raptors. Summer residents like Swainson's are best seen June to August. Winter is good for Rough-legged and Red-tailed but fewer species. Early morning hours (7-10 AM) offer the best odds as hawks start hunting. Afternoon thermals (warm rising air) cause hawks to soar higher and farther, making them harder to identify. Overcast mornings are often better for observations since hawks hunt more actively when clouds are present.
5. How can you separate lookalike species like Red-tailed and Swainson's?+
Red-tailed Hawks have a dark belly band and pale chest, while Swainson's often shows a dark brown bib or hooded appearance. In flight, Red-tailed wings are broader with a shorter tail; Swainson's wings are more pointed and slender. Tail color is key: Red-tailed has a rusty red top, Swainson's is grayish with dark bands. Juvenile Red-tails have a banded tail but still show the belly band. Swainson's juveniles lack the belly band entirely and show more uniform underwing coloring. Age and plumage variation mean you may see pale, intermediate, and dark morphs of the same species.Browse our art printsfor side-by-side comparison images.
6. What should you look for when identifying hawks in flight?+
Watch the wing shape and angle. Buteos (Red-tailed, Swainson's) hold wings in a slight V or flat, while accipiters (Cooper's) flap with quick wingbeats and glide with wings pulled in. Tail shape: buteos have a fan tail, accipiters have a long rounded tail. Also note underwing pattern: Red-tailed has a dark leading edge; Swainson's has white underwing coverts with dark flight feathers. Lighting matters, backlighting silhouettes patterns, while frontal light reveals colors. Practice observing hawks at different angles and distances to build confidence.
7. How does Colorado's elevation affect hawk identification?+
Colorado ranges from 3,300 feet (northeast plains) to over 14,000 feet (mountain peaks), and elevation influences which species you'll see. Lower elevation prairies host Swainson's Hawk, Ferruginous Hawk, and Rough-legged Hawk in winter. Mid-elevation foothills and forest edges are where Red-tailed Hawks hunt year-round. Higher elevation forests (8,000+ feet) host Red-tailed but are less reliable for other species. The Front Range foothills, in particular, create thermals that funneling migrating hawks. Golden Eagle activity peaks in mountain passes. Understanding habitat by elevation helps you narrow the possibilities before you even spot a bird.
8. What are the key field marks for distinguishing accipiters from buteos?+
Accipiters (Cooper's Hawk, Sharp-shinned Hawk) are forest hunters with short, rounded wings and a long tail for maneuverability. They fly with quick wingbeats and short glides. Buteos (Red-tailed, Swainson's, Ferruginous) are open-country hunters with long, broad wings and a shorter, stockier tail. They soar on thermals and circles rather than flap constantly. Size varies: Sharp-shinned are jay-sized, Cooper's are robin-to-pigeon sized. This functional distinction, ambush predator vs. soaring predator, is more important than taxonomy for field identification. Watching behavior in flight reveals type long before you can see color.
10. What are common mistakes beginners make when identifying Colorado hawks?+
The biggest error is assuming all brown raptors are Red-tailed Hawks. Juveniles, distant birds, and light-morph individuals confuse many observers. Another mistake is ignoring behavioral cues like hunting style and habitat preference. Beginners often fixate on a single field mark (like tail color) rather than taking in the whole picture. Size comparison is tricky because distance distorts perception. Using a reference bird (like comparing a hawk to a soaring crow or eagle) improves accuracy. Keeping a field notebook helps you learn patterns over time rather than trying to memorize everything at once.
11. Where can you see hawks during Colorado migration hotspots?+
Dinosaur Ridge (near Morrison) is a renowned hawk watch location during fall migration, with hundreds of raptors passing through in a single day during September and October. Chatham Hill (southwest of Colorado Springs) offers similar opportunities. These ridges create updrafts that migrating hawks ride northward in spring and southward in fall. Smaller counts occur at Lookout Mountain near Denver and along the Arkansas River Valley. Visiting during peak migration weeks (late September to early October) can yield sightings of 20 or more hawks in an hour. Many sites have volunteer counters during migration season who can help identify birds and share recent sightings.
12. Frequently asked questions about Colorado hawk identification?+
**Q: Can I see hawks in Denver city parks?** A: Yes, Red-tailed Hawks are common in City Park and along the South Platte River. Cooper's Hawks also nest in mature trees throughout urban areas. **Q: What is the largest hawk in Colorado?** A: Ferruginous Hawk has the largest wingspan (up to 56 inches) among regular species. Red-tailed is close but slightly smaller. **Q: Why do juvenile hawks look so different from adults?** A: Juveniles have brown or streaked plumage instead of the distinctive adult patterns. This camouflage helps them survive their first year while they learn to hunt. They don't acquire adult plumage until their second or third year depending on species. **Q: Do hawks migrate through Colorado?** A: Many do. Swainson's and Broad-winged Hawks pass through in large numbers during spring and fall. Check hawk watches at sites like Dinosaur Ridge. **Q: How can I report a rare hawk sighting?** A: Use eBird to log sightings and help track distributions. For very rare species, contact the Colorado Field Ornithologists. See ourtour planning ideasfor the next step.
Keep exploring
More places to see hawk
More wildlife in Colorado