Today’s Tick Risk in Vermont – Real-Time Forecast & Activity Map
Check your ZIP code for local tick activity, real-time risk levels, and prevention insights.
Built from CDC and NOAA data
Surveillance Insights
- Annual Lyme Cases
- ~1,000 confirmed cases annually
- dramatic increase from 200/year in 2010
- Based on CDC surveillance data
- Long-Term Trend
- Steepest increase in New England over past decade
- Based on CDC surveillance data
- High Risk Zones
- Chittenden, Windham, Bennington, Rutland, Lake Champlain islands and shoreline, Green Mountain National Forest trails, Mad River Valley recreation areas
Current Situation in Vermont
Vermont's rural character, extensive forest cover, and outdoor recreation culture create widespread tick exposure across the state. Once considered relatively low-risk compared to coastal New England, Vermont has experienced explosive growth in Lyme disease risk in Vermont over the past 15 years, with infection rates now rivaling the highest in the country. The state's Green Mountains, Lake Champlain valley, and countless hiking trails provide ideal conditions for blacklegged ticks. Vermont's cool climate historically limited tick populations, but warming temperatures have eliminated this natural barrier. The state's small, dispersed population means tick encounters often occur far from medical facilities, making checking the tick forecast for Vermont critical.
Snapshot of the current tick situation in Vermont, based on regional surveillance data and seasonal activity patterns.
- Risk Level
- High
- Peak Activity
- May - July
- Dominant Vector
- Deer Tick (Ixodes scapularis)
Where Ticks Hide in Vermont
Vermont's tick habitats center on the hardwood forests and old pasture margins common throughout the state. The Champlain Valley's moderate climate and deciduous forests create particularly favorable conditions for tick activity in Vermont. Ticks thrive in Vermont's stone-wall-lined forests, where historical sheep pastures have reverted to brushy woodland—perfect habitat for mice and deer. The state's extensive trail systems, including the Long Trail and Appalachian Trail segments, pass through prime tick habitat. Suburban areas around Burlington, Montpelier, and Brattleboro show high tick density due to forest fragmentation and abundant deer populations.
Seasonal Activity Pattern
Vermont's tick season mirrors New Hampshire, with nymph activity peaking in late May through July. The state's cold springs can delay nymph emergence, compressing peak season into a shorter window. Adult ticks are active during fall (October-early November) before hard freezes, and briefly in spring (late March-April) if conditions permit. Vermont's higher elevations experience later and shorter tick seasons, but lowland valleys around Lake Champlain see activity patterns similar to southern New England. The state's unpredictable spring weather makes timing difficult to predict year to year.
Check Your Local Tick Risk
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Local Vector Analysis
Understanding which ticks are active in Vermont helps you identify threats and take appropriate precautions.
Deer Tick / Blacklegged Tick
Ixodes scapularis
Appearance: Dark reddish-brown body with black shield on back. Adults are 3-5mm.
Peak Season: Adults: Oct-May | Nymphs: May-Aug
Habitat: Deciduous forests, shady moist areas, and leaf litter. Loves the boundary between lawns and woods.
Diseases: Lyme Disease, Anaplasmosis, Babesiosis, Powassan Virus, B. miyamotoi
American Dog Tick
Dermacentor variabilis
Appearance: Brown with white/grey mottling. Ornate white patterns on shield.
Peak Season: Spring and Summer
Habitat: Grassy fields, walkways, and trails. More tolerant of dry conditions than Deer Ticks.
Diseases: Rocky Mountain Spotted Fever, Tularemia
Lyme Disease
Vector: Deer tick (Ixodes scapularis)
Lyme Disease
Lyme disease is a bacterial infection transmitted by deer ticks. If caught early, it's highly treatable with antibiotics. Left untreated, it can cause serious complications affecting joints, heart, and nervous system.
Early Warning Signs
- Erythema migrans (EM) rash - appears in 70-80% of cases
- Bullseye rash (circular red rash with clear center)
- Rash appears 3-30 days after bite
- Fever and chills
Progression & Symptoms
- Severe headaches and neck stiffness
- Facial palsy (loss of muscle tone on one or both sides of face)
- Arthritis with severe joint pain, especially knees
Prevention Strategies
The best way to avoid tick-borne diseases is to prevent tick bites in the first place. These strategies work together to create multiple layers of protection.
Permethrin-Treated Clothing
Permethrin is an insecticide that kills ticks on contact. When applied to clothing, it remains effective through multiple washes.
Daily Tick Checks
Since disease transmission typically requires 24-48 hours of attachment, finding and removing ticks quickly dramatically reduces infection risk.
Landscaping Defense
Creating a tick-hostile environment in your yard reduces the chance ticks will be waiting when you step outside.
Shower Within 2 Hours
Showering after outdoor activity gives you a chance to wash off ticks before they bite.
Tick Bite Protocol
Acting quickly and correctly is your best defense against infection.Follow these 6 critical steps.
Don't Panic
Most tick bites do not transmit disease, especially if removed quickly.
- Infection rates vary by region (20-50%)
- Transmission usually takes 24-48 hours
- Stay calm and use proper technique
Gather Tools
Use fine-tipped tweezers. Avoid fingers or chemicals.
- Fine-tipped tweezers are best
- Rubbing alcohol for cleaning
- Small container to save the tick
Grasp & Pull
Grasp close to skin and pull upward with steady pressure.
- Grab mouthparts near skin (not body)
- Pull straight up—don't twist
- Maintain steady, even pressure
Clean Area
Disinfect the bite site and your hands thoroughly.
- Wash with soap and water
- Apply rubbing alcohol
- Wash hands well
Save Tick
Keep the tick in a sealed container for potential testing.
- Seal in bag or container
- Label with date and location
- Bring to doctor if symptoms appear
Monitor (30 Days)
Watch for rash or flu-like symptoms for a month.
- Check for expanding rash daily
- Watch for fever or fatigue
- Seek care if you feel unwell
Heading to a lake in Vermont?
Live water temperatures and swim conditions for Lake Champlain.
See Vermont lake temperaturesWhen does tick season end in Vermont?
Tick activity winds down after the first hard freeze, which in Vermont typically arrives around Sep 24. See the local first-frost window and city-by-city freeze dates.
Vermont first frost datesAlso worried about mosquitoes in Vermont?
West Nile virus, EEE, and the local mosquito season vary by state. Check your Vermont mosquito risk profile.
View Vermont mosquito forecastStay Safe in Vermont
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