Types of Chipmunk in Maryland

What types of chipmunks live in Maryland?

Maryland has just one native species: the Eastern chipmunk (Tamias striatus). It occurs across the entire state, from the mountains of Western Maryland to the Eastern Shore. No other chipmunk species are found here.

The Eastern chipmunk is the only chipmunk species east of the Rocky Mountains in the northeastern United States. This species is well adapted to Maryland's diverse habitats, including deciduous forests, woodland edges, suburban yards, and rocky terrain. Unlike western states with multiple chipmunk species, Maryland's singular chipmunk keeps identification straightforward once you know what to look for.

See ourChipmunks guidefor the next step.

In Maryland, chipmunk sightings usually improve when you slow down and match your first stop to the most useful ID markers and likely lookalikes. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.

How can you identify an Eastern chipmunk?

Look for a small ground squirrel about 7 to 10 inches long with five dark stripes running down its back. The center stripe is longest and darkest. Its coat is reddish-brown to rust-colored, and its belly is white or light gray. The face has a dark stripe through each eye, and the tail is moderately bushy with a dark tip.

The Eastern chipmunk's most distinctive feature is its striped back and face pattern. Young chipmunks have fainter stripes that become more prominent with age. In fall and winter, their coat thickens and darkens slightly. The small rounded ears and compact body shape help distinguish them from larger ground squirrels like woodchucks. When moving, chipmunks often hold their tails more upright than ground squirrels, and they use a faster, more nervous gait.

See ourstate wildlife pagefor the next step.

Most misses happen when people arrive at the wrong hour or expect nonstop activity. Build around where in the state people usually notice them first, keep one backup area in mind, and use theanimal facts pageplustour planning ideasto compare what a realistic outing looks like in Maryland. If movement slows, stay longer at one promising spot, listen for calls or watch for edge movement, and reset around weather, light, water, or feeding changes instead of jumping to a totally new area too early.

Where are chipmunks most likely to be seen in Maryland?

Chipmunks prefer deciduous forests with plenty of undergrowth, rocky outcrops, and old stone walls. They are also common in suburban backyards with mature trees and leaf litter. Good public spots include Patapsco Valley State Park, Catoctin Mountain Park, and the trails around Sugarloaf Mountain. The C&O Canal towpath also offers reliable sightings, especially along shaded sections with rocky banks.

Deciduous oak-hickory forests are the prime habitat because they provide abundant acorns and hickory nuts for winter storage. Rocky areas with crevices and stone walls offer ideal burrow sites and shelter. Eastern chipmunks thrive where there is a mix of open sun and shade, which is why forest edges, hedgerows, and yards with mature trees attract them. In Western Maryland, the Appalachian foothills provide excellent habitat year-round. On the Eastern Shore, wooded preserves and parks near tidal marshes hold populations, though they are less common in completely open or swampy terrain.

See ourChipmunks typesfor the next step.

A better first outing usually comes from patient observation, quiet movement, and a simple checklist tied to best season or time window for confident sightings. If conditions look weak, step back to thestate wildlife hub, review theanimal guide, and reset around the next strong window instead of forcing it. The goal is not a perfect sighting every time, it is building a repeatable local route you can return to with better timing, sharper field marks, and a clearer sense of what success looks like for beginners.

When is the best time to spot chipmunks in Maryland?

Chipmunks are active from March through November. They emerge early in the morning between 6 and 9 a.m. and again in late afternoon between 4 and 6 p.m. During winter they enter a deep hibernation, but they may wake on mild days to feed on stored food from their burrows.

Spring (March to May) brings peak activity as chipmunks emerge hungry after winter and forage actively. Fall (September to October) is also excellent because they are gathering food for winter hibernation and are motivated to move. Summer sightings can be hit-or-miss because they retreat into shade and burrows during midday heat. Early morning is almost always better than afternoon because chipmunks are more active and bolder before the day warms. Overcast days often yield better results than bright sunny days because chipmunks move more freely in softer light.

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How do chipmunks differ from ground squirrels in Maryland?

Chipmunks are smaller than ground squirrels and have distinct facial and body stripes. They also carry their tails more upright when moving. The only ground squirrel in Maryland is the woodchuck, which is much larger (up to 14 pounds) and lacks stripes.

Woodchucks have a coarse, grizzled brown coat, small rounded ears, and a short stubby tail held low. They are stocky and heavy-bodied, often seen standing upright on their hind legs. Chipmunks, by contrast, are sleek and slender, rarely exceed 5 ounces, and are much more agile. Ground squirrels move with a plodding walk, while chipmunks dart and scurry with rapid, nervous movements. The facial stripes on a chipmunk are unique to that genus; woodchucks lack this pattern entirely.

What do chipmunks eat and how do they behave?

Chipmunks eat seeds, nuts, berries, insects, and occasionally bird eggs. They gather food in their cheek pouches (which can hold an impressive amount) and carry it back to underground burrows where they store it for winter. They are diurnal, spending much of the day foraging, often at the edges where forest meets open areas.

Eastern chipmunks are solitary and territorial, defending their burrow systems from other chipmunks. They do not hibernate fully like woodchucks but enter a torpid state, waking periodically to eat stored food. A single chipmunk can store several pounds of nuts in its burrow. In spring, males become more active and vocal as they search for mates. Chipmunks communicate with high-pitched calls and body postures. When startled, they often run for the nearest burrow opening with a characteristic jerky, zigzag dash.

What distinguishes Maryland's Eastern chipmunk from chipmunks in nearby states?

Maryland's Eastern chipmunk is the same species found throughout the northeastern United States from Maine to North Carolina and west to the Great Plains. However, chipmunk populations in the far north (New England, upstate New York) show slightly larger body size and darker coloration due to cooler climates, while southern populations (including Maryland) are somewhat smaller and lighter in color.

Maryland occupies a middle zone where chipmunk populations show typical northeastern characteristics. The species' range does not overlap with any other chipmunk species in the state or the region. Travelers to western states (Rockies, Pacific) will encounter different chipmunk species with similar stripe patterns but distinct range and habitat preferences. Understanding that Maryland has only one species eliminates confusion for local observers but also reinforces how specialized each chipmunk species is to its geographic region.

Are chipmunks a nuisance in Maryland, and what should you do if you encounter problems?

Chipmunks generally cause minimal problems in Maryland. They may dig up garden bulbs and eat seeds, and occasionally they tunnel near building foundations, but they do not cause structural damage like woodchucks do. Most conflicts occur when people attract them with birdseed or unsecured food.

If chipmunks dig in your yard, remove the attraction (sweep up spilled seed, bring pet food indoors) and allow deterrents like predator decoys or live traps to encourage them to move. Never poison chipmunks; it is illegal and inhumane. If a chipmunk enters a house, open a door or window and allow it to leave on its own. Exclusion is the best long-term solution: seal openings, remove brush piles, and keep vegetation trimmed away from building edges. In most cases, a few chipmunks in a suburban yard are a benefit, aerating soil and controlling insect populations.

Where can you find chipmunk gear and gifts?

After a successful spotting trip, show your appreciation with chipmunk-themed items.

Chipmunk Quote T-Shirt []() This soft tee features a fun chipmunk quote perfect for wildlife fans. Check Price and Availability

Chipmunk T-Shirt []() A classic chipmunk design on a comfortable shirt, great for everyday wear. Check Price and Availability

Waterproof vinyl chipmunk sticker []() Durable sticker to decorate laptops, water bottles, or field notebooks. Check Price and Availability

Browse morechipmunk t-shirtsand other animal gear at Easy Street Markets.

Frequently asked questions about Maryland chipmunks

**Do chipmunks live in Western Maryland?** Yes, Eastern chipmunks are common in the mountains and valleys of Western Maryland, especially in Garrett County and Allegany County where deciduous forests and rocky terrain provide ideal habitat.

**Can you have a pet chipmunk in Maryland?** No, it is illegal to keep native wildlife as pets without a permit. Maryland wildlife rehabilitation laws strictly protect wild chipmunks.

**Are chipmunks harmful to gardens?** They can dig up bulbs and eat seeds, but generally cause minimal damage compared to woodchucks or rabbits. Installing a fence around garden beds or using wire mesh under soil can deter them.

**What sound does a chipmunk make?** Eastern chipmunks produce a loud, sharp chirping call that sounds like "chip-chip-chip" (giving them their name) plus alarm calls and softer vocalizations used in mate attraction.