Squirrels in Montana: Identification Guide and Where to Start Looking
Squirrels do show up in Montana, and identifying them reliably starts with understanding their core field marks, preferred habitats, and seasonal patterns. Montana's three main squirrels each behave and look different, and knowing which you are likely to encounter in your area saves time and prevents confusion. Start with the state wildlife hub, compare likely cover and movement windows, use the animal facts page for field marks, and plan one realistic route before heading out. This guide walks you through the species you'll encounter, how to spot them with confidence, and where to look in Montana's key cities and forests.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.
- 5
- species recorded
- July, August, June
- peak months
Diet, source GloBI
What squirrels eat
Recorded prey and food of the squirrel, from the Global Biotic Interactions database, limited to species that occur in the United States. This is what squirrels have actually been observed eating, not a list for any one place.
- American elm
- American hophornbeam
- American subevergreen oak complex
- apple
- box elder
- common hazel
- Common Sunflower
- eastern white pine
- Elaphomyces granulatus
- European beech
- green ash
- Hard Maples
- northern red oak
- red maple
Feeding records from the Global Biotic Interactions (GloBI) database. Common names resolved from iNaturalist.
Real sighting data, source iNaturalist
8,649 verified observations on iNaturalist of squirrel have been recorded in Montana, most often in July, August, June.
Squirrels do show up in Montana, and identifying them reliably starts with understanding their core field marks, preferred habitats, and seasonal patterns. Montana's three main squirrels each behave and look different, and knowing which you are likely to encounter in your area saves time and prevents confusion. Start with the state wildlife hub, compare likely cover and movement windows, use the animal facts page for field marks, and plan one realistic route before heading out. This guide walks you through the species you'll encounter, how to spot them with confidence, and where to look in Montana's key cities and forests.
1. What squirrel species live in Montana?
Montana has three main squirrel species: the Eastern Gray Squirrel, the Red Squirrel, and the Northern Flying Squirrel. Gray squirrels are most common in urban areas and suburban parks, while reds dominate coniferous forests and mountain zones. Flying squirrels are nocturnal and rarely seen, making them a true prize sighting. The least chipmunk and golden-mantled ground squirrel are also found but belong to a different group. If you encounter a chipmunk-sized rodent with visible stripes, you've found a chipmunk, not a squirrel.
See ourstate wildlife pagefor the next step.
2. What are the most useful identification markers?
Focus on size, tail shape, and ear tufts. Eastern Gray Squirrels are larger (17-20 inches), with a bushy, gray tail and no ear tufts. Red Squirrels are smaller (11-14 inches), with a reddish coat, white belly, and prominent ear tufts in winter. Northern Flying Squirrels have a patagium (skin flap) and large eyes. Look for chew marks on pine cones as a sign of red squirrels. A reliable field check: does the tail have a black edge or stripes? Gray squirrels usually do; red squirrels rarely do. Are there visible tufts on the ears in cooler months? Red squirrels in winter almost always show them.
See ourSquirrels guidefor the next step.
3. Where in Montana are squirrels most often seen?
Eastern Gray Squirrels are easy to spot in Missoula, Bozeman, and Billings parks and neighborhoods. Red squirrels prefer forested areas in the Rockies, like Glacier National Park and the Bitterroot Valley. Start with any city park with mature oaks or pines, or your own backyard feeder. For red squirrels, try hiking trails in conifer forests. Helena's Capital Hill area and Fort Missoula also host gray squirrels. If you're near a river valley or evergreen slope, red squirrels are worth watching for, especially in areas with fallen pinecones.
See ourstate animal guidefor the next step.
4. What is the best season for confident squirrel sightings?
Fall is the best time because squirrels are active gathering food for winter. Early morning and late afternoon are peak activity times year-round. In winter, red squirrels remain active, but gray squirrels may be less visible. Spring brings a second peak as they search for mating partners. Summer sightings are possible but less predictable in midday heat. October through November offers the highest activity level, with squirrels frantically caching seeds and nuts.
5. How can I tell a squirrel from a chipmunk or ground squirrel?
Chipmunks are smaller (5-7 inches), with stripes on their back and face. Squirrels lack facial stripes and are larger. Ground squirrels (like the golden-mantled) are stockier and have a shorter, less bushy tail. The golden-mantled has a white eye ring and a reddish back. Eastern gray squirrels have no stripes at all. A quick size check: if the animal fits in your palm comfortably, it's likely a chipmunk. If it requires both hands to imagine holding, it's a squirrel. The absence of clear facial stripes on a reddish animal usually means squirrel, not chipmunk.
6. What do squirrel nests look like in Montana?
Squirrels build leaf nests (dreys) high in tree forks, often visible in deciduous trees after leaves fall. Red squirrels also use tree cavities. In winter, you might see them using abandoned woodpecker holes. Look for a messy ball of leaves and twigs about the size of a basketball. These nests are often high enough that you need binoculars to spot them clearly. A drey is not as neat as a bird's nest; it looks deliberately shaggy, which helps insulate it against cold.
7. Do squirrels in Montana carry diseases I should worry about?
Squirrels can carry rabies, though it's rare. They also host ticks, fleas, and mites. Avoid handling them. Watch for signs of illness like stumbling or disorientation. Squirrel droppings near feeders should be cleaned up to prevent disease spread. If you see a sick squirrel, contact local wildlife rehabilitation. A healthy squirrel will be alert and move quickly away from humans. If one approaches closely or seems unafraid to the point of boldness, or if it appears lethargic, keep distance and report it to the Montana Department of Fish, Wildlife, and Parks.
8. What should I bring for a squirrel-spotting walk?
Binoculars help with distant treetop views. A field guide or app can confirm species. Bring unsalted nuts to attract them (but check park rules). A camera with a zoom lens works well for photos. Wear quiet clothing and walk slowly. For deeper identification, a notebook to record tail shape and ear tufts helps. Many observers also find a bird call app useful, since squirrel chatter can lead you to active animals.
9. What makes Montana's squirrel habitats distinct?
Montana's squirrel zones split clearly between urban and wild. City parks have dense gray squirrel populations because of consistent food sources and lack of predators. Mountain forests favor red squirrels because conifer seeds are abundant and trees are tall. Flying squirrels inhabit old-growth ponderosa pine and Douglas-fir stands, preferring complex, multi-layered canopy. Valleys with mixed deciduous and evergreen cover (like the Bitterroot) support both gray and red squirrels. Understanding which habitat zone you're visiting helps predict which species you're likely to encounter.
10. When should I seek expert help to confirm a species?
If you spot a squirrel with obvious fur loss, wounds, or parasites visible on the body, contact a wildlife rehabilitator or the Montana Department of Fish, Wildlife, and Parks. If you believe you've seen a flying squirrel (nocturnal, small, with a skin flap between limbs), note the location and time, and report it to local park rangers or wildlife officials, as confirmed sightings help map their distribution. For ambiguous field marks, a photo shared with a local naturalist group or park ranger can resolve the question quickly.
11. Where can I find squirrel-themed items from Easy Street Markets?
Once you've spotted your first squirrel, you might want to wear your interest. Check out these squirrel t-shirts from ourt-shirtscollection:
Wild Wings Wildlife T-Shirt Gray Squirrel []() A soft cotton tee featuring a realistic gray squirrel graphic. Perfect for showing off your sighting. Check Price and Availability
Squirrel Lover Vintage T-Shirt []() A retro style for anyone who enjoys watching squirrels. Great for casual wear. Check Price and Availability
For more options, browse our fullsquirrel t-shirt collection.
See ourtour planning ideasfor the next step.
Squirrel Shirt. Squirrel Gift. Squirrel Clothing. Funny Squirrel Shirt. Squirrels Shirt. Squirrel Tshirt. Squirrel Lover Gift. #OS5686 []() A strong match for this wildlife page and an easy next click after the guide. Check Price and Availability
12. Frequently Asked Questions?
What time of day are squirrels most active? Early morning and late afternoon are peak times year-round, with the highest activity during dawn and dusk. Midday summer heat drives them to rest in shaded areas or high in trees. How long do Montana squirrels live? Eastern gray squirrels typically live 5-10 years in the wild, while red squirrels average 5-7 years. Flying squirrels are less well-studied but likely similar. What should I do if a squirrel bites or scratches me? Wash the wound immediately with soap and water, apply an antiseptic, and seek medical attention within a few hours. Any mammal bite carries a rabies risk that requires professional evaluation. Can I attract squirrels to my yard? Yes, leaving out unsalted nuts, sunflower seeds, or corn on platforms works. However, squirrels can become nuisances if over-fed, so practice moderation and bring feeders in during summer months.
Gear and field guides
Frequently asked questions
1. What squirrel species live in Montana?+
Montana has three main squirrel species: the Eastern Gray Squirrel, the Red Squirrel, and the Northern Flying Squirrel. Gray squirrels are most common in urban areas and suburban parks, while reds dominate coniferous forests and mountain zones. Flying squirrels are nocturnal and rarely seen, making them a true prize sighting. The least chipmunk and golden-mantled ground squirrel are also found but belong to a different group. If you encounter a chipmunk-sized rodent with visible stripes, you've found a chipmunk, not a squirrel. See ourstate wildlife pagefor the next step.
2. What are the most useful identification markers?+
Focus on size, tail shape, and ear tufts. Eastern Gray Squirrels are larger (17-20 inches), with a bushy, gray tail and no ear tufts. Red Squirrels are smaller (11-14 inches), with a reddish coat, white belly, and prominent ear tufts in winter. Northern Flying Squirrels have a patagium (skin flap) and large eyes. Look for chew marks on pine cones as a sign of red squirrels. A reliable field check: does the tail have a black edge or stripes? Gray squirrels usually do; red squirrels rarely do. Are there visible tufts on the ears in cooler months? Red squirrels in winter almost always show them. See ourSquirrels guidefor the next step.
3. Where in Montana are squirrels most often seen?+
Eastern Gray Squirrels are easy to spot in Missoula, Bozeman, and Billings parks and neighborhoods. Red squirrels prefer forested areas in the Rockies, like Glacier National Park and the Bitterroot Valley. Start with any city park with mature oaks or pines, or your own backyard feeder. For red squirrels, try hiking trails in conifer forests. Helena's Capital Hill area and Fort Missoula also host gray squirrels. If you're near a river valley or evergreen slope, red squirrels are worth watching for, especially in areas with fallen pinecones. See ourstate animal guidefor the next step.
4. What is the best season for confident squirrel sightings?+
Fall is the best time because squirrels are active gathering food for winter. Early morning and late afternoon are peak activity times year-round. In winter, red squirrels remain active, but gray squirrels may be less visible. Spring brings a second peak as they search for mating partners. Summer sightings are possible but less predictable in midday heat. October through November offers the highest activity level, with squirrels frantically caching seeds and nuts.
5. How can I tell a squirrel from a chipmunk or ground squirrel?+
Chipmunks are smaller (5-7 inches), with stripes on their back and face. Squirrels lack facial stripes and are larger. Ground squirrels (like the golden-mantled) are stockier and have a shorter, less bushy tail. The golden-mantled has a white eye ring and a reddish back. Eastern gray squirrels have no stripes at all. A quick size check: if the animal fits in your palm comfortably, it's likely a chipmunk. If it requires both hands to imagine holding, it's a squirrel. The absence of clear facial stripes on a reddish animal usually means squirrel, not chipmunk.
6. What do squirrel nests look like in Montana?+
Squirrels build leaf nests (dreys) high in tree forks, often visible in deciduous trees after leaves fall. Red squirrels also use tree cavities. In winter, you might see them using abandoned woodpecker holes. Look for a messy ball of leaves and twigs about the size of a basketball. These nests are often high enough that you need binoculars to spot them clearly. A drey is not as neat as a bird's nest; it looks deliberately shaggy, which helps insulate it against cold.
7. Do squirrels in Montana carry diseases I should worry about?+
Squirrels can carry rabies, though it's rare. They also host ticks, fleas, and mites. Avoid handling them. Watch for signs of illness like stumbling or disorientation. Squirrel droppings near feeders should be cleaned up to prevent disease spread. If you see a sick squirrel, contact local wildlife rehabilitation. A healthy squirrel will be alert and move quickly away from humans. If one approaches closely or seems unafraid to the point of boldness, or if it appears lethargic, keep distance and report it to the Montana Department of Fish, Wildlife, and Parks.
8. What should I bring for a squirrel-spotting walk?+
Binoculars help with distant treetop views. A field guide or app can confirm species. Bring unsalted nuts to attract them (but check park rules). A camera with a zoom lens works well for photos. Wear quiet clothing and walk slowly. For deeper identification, a notebook to record tail shape and ear tufts helps. Many observers also find a bird call app useful, since squirrel chatter can lead you to active animals.
9. What makes Montana's squirrel habitats distinct?+
Montana's squirrel zones split clearly between urban and wild. City parks have dense gray squirrel populations because of consistent food sources and lack of predators. Mountain forests favor red squirrels because conifer seeds are abundant and trees are tall. Flying squirrels inhabit old-growth ponderosa pine and Douglas-fir stands, preferring complex, multi-layered canopy. Valleys with mixed deciduous and evergreen cover (like the Bitterroot) support both gray and red squirrels. Understanding which habitat zone you're visiting helps predict which species you're likely to encounter.
10. When should I seek expert help to confirm a species?+
If you spot a squirrel with obvious fur loss, wounds, or parasites visible on the body, contact a wildlife rehabilitator or the Montana Department of Fish, Wildlife, and Parks. If you believe you've seen a flying squirrel (nocturnal, small, with a skin flap between limbs), note the location and time, and report it to local park rangers or wildlife officials, as confirmed sightings help map their distribution. For ambiguous field marks, a photo shared with a local naturalist group or park ranger can resolve the question quickly.
11. Where can I find squirrel-themed items from Easy Street Markets?+
Once you've spotted your first squirrel, you might want to wear your interest. Check out these squirrel t-shirts from ourt-shirtscollection: ### Wild Wings Wildlife T-Shirt Gray Squirrel []() A soft cotton tee featuring a realistic gray squirrel graphic. Perfect for showing off your sighting. Check Price and Availability ### Squirrel Lover Vintage T-Shirt []() A retro style for anyone who enjoys watching squirrels. Great for casual wear. Check Price and Availability For more options, browse our fullsquirrel t-shirt collection. See ourtour planning ideasfor the next step. ### Squirrel Shirt. Squirrel Gift. Squirrel Clothing. Funny Squirrel Shirt. Squirrels Shirt. Squirrel Tshirt. Squirrel Lover Gift. #OS5686 []() A strong match for this wildlife page and an easy next click after the guide. Check Price and Availability
12. Frequently Asked Questions?+
What time of day are squirrels most active? Early morning and late afternoon are peak times year-round, with the highest activity during dawn and dusk. Midday summer heat drives them to rest in shaded areas or high in trees. How long do Montana squirrels live? Eastern gray squirrels typically live 5-10 years in the wild, while red squirrels average 5-7 years. Flying squirrels are less well-studied but likely similar. What should I do if a squirrel bites or scratches me? Wash the wound immediately with soap and water, apply an antiseptic, and seek medical attention within a few hours. Any mammal bite carries a rabies risk that requires professional evaluation. Can I attract squirrels to my yard? Yes, leaving out unsalted nuts, sunflower seeds, or corn on platforms works. However, squirrels can become nuisances if over-fed, so practice moderation and bring feeders in during summer months.
Keep exploring
More places to see squirrel
More wildlife in Montana