New England’s Fall Hikes: Hidden Lyme Risk?

Photograph of Franklin Everett ShawBy Franklin Everett Shaw
May 16, 2026

The crisp air bites, the leaves explode in a riot of color, and the trails of New England beckon. Fall hiking in Massachusetts, Connecticut, and Rhode Island is a quintessential experience. But lurking beneath the beauty is a tiny, insidious threat: the deer tick, carrier of Lyme disease.

Ignoring this risk is a gamble no New Englander should take. Lyme disease, if left untreated, can lead to debilitating long-term health problems. This isn’t fear-mongering; it’s a call to informed action.

Fall presents a unique challenge because many hikers mistakenly believe tick season ends with summer. This is dangerously wrong. Deer ticks, Ixodes scapularis, remain active as long as temperatures are above freezing.

Peak nymph activity occurs in late spring and early summer, but adult ticks are most active in the fall and early spring. This means you’re at risk even as you admire the foliage.

Let’s get specific. We’ll focus on practical strategies tailored to popular New England trails.

First, understand the terrain. Ticks thrive in wooded areas with leaf litter and tall grasses. Trails like the popular Mount Greylock State Reservation in Massachusetts, with its dense forests, demand extra vigilance. Similarly, the trails around Sleeping Giant State Park in Connecticut, known for their rocky terrain interspersed with wooded sections, require careful planning. Even the relatively shorter hikes around Arcadia Management Area in Rhode Island, with their mix of forest and open fields, present a risk.

Effective repellents are your first line of defense. DEET is a proven option, but many hikers prefer permethrin for treating clothing. Permethrin is not for use on skin. Spray your hiking boots, socks, pants, and even your backpack. Let the clothing dry completely before wearing it. This treatment can last through several washes.

Consider picaridin as a skin-applied alternative to DEET. It’s less irritating and just as effective against ticks.

Don’t rely on “natural” repellents alone. While some essential oils might offer mild protection, their efficacy against deer ticks is questionable. The risk of Lyme disease is too high to gamble on unproven methods.

Next, dress strategically. Light-colored clothing makes it easier to spot ticks. Tuck your pants into your socks or boots. This creates a physical barrier that prevents ticks from crawling up your legs.

This is especially important on trails with dense undergrowth. Think about the trails around Walden Pond in Concord, Massachusetts. The dense vegetation provides ample habitat for ticks.

Post-hike tick checks are crucial. Don’t wait until you get home. Check yourself and your hiking companions immediately after your hike. Ticks often crawl around for hours before attaching.

Pay close attention to these areas:

  • Behind the knees
  • In the groin area
  • Under the arms
  • In and around the ears
  • In the hair

Use a mirror to check hard-to-see areas.

If you find an attached tick, remove it promptly and correctly. Use fine-tipped tweezers to grasp the tick as close to the skin’s surface as possible. Pull upward with steady, even pressure. Don’t twist or jerk the tick, as this can cause the mouthparts to break off and remain in the skin.

After removing the tick, clean the area with soap and water or rubbing alcohol.

Save the tick in a sealed bag or container. You can send it to a lab for testing to determine if it carries Lyme disease or other tick-borne illnesses. TickReport is a popular option in New England.

Don’t panic if you find a tick. The risk of Lyme disease transmission is low if the tick is removed within 24-48 hours.

However, monitor yourself for symptoms of Lyme disease, such as:

  • A bullseye rash (erythema migrans)
  • Fever
  • Fatigue
  • Headache
  • Muscle aches
  • Joint pain

If you develop any of these symptoms, see a doctor immediately. Early diagnosis and treatment are essential to prevent long-term complications.

One common mistake is assuming that Lyme disease is the only tick-borne illness to worry about. Deer ticks can also transmit other diseases, such as anaplasmosis, babesiosis, and Powassan virus.

Powassan virus, while rare, is particularly concerning because it can cause severe neurological complications. There is no specific treatment for Powassan virus, so prevention is key.

Another pitfall is complacency. Even experienced hikers can become lax about tick prevention. Don’t let familiarity breed carelessness.

Consider the case of a seasoned hiker in the White Mountains of New Hampshire (while not our focus, the principle applies). He’d hiked countless miles without incident. One fall, he skipped his usual permethrin treatment, thinking the risk was low. He contracted Lyme disease and suffered from chronic joint pain for years.

This is a cautionary tale. Tick prevention should be a consistent habit, not an occasional afterthought.

Finally, be aware of local resources. Many towns in Massachusetts, Connecticut, and Rhode Island have active Lyme disease task forces that provide information and support to residents. Check your town’s website or contact your local health department for more information.

Hiking in New England in the fall is a joy. By taking these precautions, you can enjoy the beauty of the season without risking your health. Don’t let the fear of ticks keep you indoors. Be informed, be prepared, and be vigilant.

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