Today’s Tick Risk in New York – 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
- Consistently leads nation in total case volume
- Based on CDC surveillance data
- Long-Term Trend
- Northward and westward expansion of high-risk zones
- Based on CDC surveillance data
- High Risk Zones
- Dutchess, Suffolk, Columbia & Greene Counties, Ulster, Westchester, The Hamptons & Fire Island, Staten Island Greenbelt
Current Situation in New York
New York State represents one of the most complex and high-risk tick environments in the United States. From the dense, humid forests of the Hudson Valley to the sandy scrublands of Long Island and the vast wilderness of the Adirondacks, the state offers a diverse array of habitats that support thriving tick populations. New York has historically been at the epicenter of the Lyme disease epidemic, with Dutchess and Suffolk counties often reporting some of the highest infection rates in the nation. The tick forecast for New York is complicated by the presence of multiple aggressive tick species. While the blacklegged tick (deer tick) remains the primary vector for Lyme, Anaplasmosis, and Babesiosis, the aggressive Lone Star tick has firmly established itself in Long Island and the lower Hudson Valley, bringing with it the risk of Ehrlichiosis and Alpha-gal syndrome (red meat allergy). Residents across the state, from suburban commuters to rural farmers, face significant daily risks.
Snapshot of the current tick situation in New York, based on regional surveillance data and seasonal activity patterns.
- Risk Level
- Moderate to High
- Peak Activity
- May - July
- Dominant Vector
- Deer Tick (Ixodes scapularis)
Where Ticks Hide in New York
The diversity of New York's landscape creates distinct "tick zones." In the Lower Hudson Valley and Westchester, the primary risk comes from fragmented forests adjacent to suburban lawns—classic "edge habitats" where white-tailed deer and white-footed mice thrive in close proximity to humans. Long Island's unique maritime ecology, with its sandy soils, scrub oak, and pine barrens, creates a perfect incubator for both deer ticks and Lone Star ticks. Fire Island and the Hamptons are particularly notorious for high tick densities. Upstate, the risk shifts to the brushy transition zones between active farmland and hardwood forests, as well as the deep woods of the Catskills and Southern Tier. Even urban green spaces in New York City, such as Staten Island's Greenbelt and parts of the Bronx, maintain active tick populations.
Seasonal Activity Pattern
New York's tick season is lengthening due to climate trends. The primary danger period for nymphal deer ticks is late May through July, a time when outdoor recreation is at its peak. However, the "shoulder seasons" are becoming increasingly dangerous. Adult deer ticks are highly active in the fall (October-November) and can be encountered on any winter day when temperatures rise above freezing—a common occurrence in the southern part of the state. The Lone Star tick, prevalent in the south, is an aggressive hunter that peaks in mid-summer, often actively pursuing hosts rather than passively waiting. This creates a nearly year-round calendar of risk for New Yorkers, necessitating vigilance well beyond the traditional summer months.
Check Your Local Tick Risk
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Local Vector Analysis
Understanding which ticks are active in New York 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
Lone Star Tick
Amblyomma americanum
Appearance: Distinct white dot or "lone star" on female's back. Reddish-brown body.
Peak Season: Active from early Spring through late Fall
Habitat: Woodlands with dense undergrowth and around animal resting areas.
Diseases: Ehrlichiosis, Alpha-gal Syndrome, STARI, Heartland Virus, Bourbon Virus
Note: Aggressive hunter. Actively pursues hosts.
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 New York?
Live water temperatures and swim conditions for Lake George, Lake Placid, Seneca Lake, and 1 more.
See New York lake temperaturesWhen does tick season end in New York?
Tick activity winds down after the first hard freeze, which in New York typically arrives around Oct 5. See the local first-frost window and city-by-city freeze dates.
New York first frost datesAlso worried about mosquitoes in New York?
West Nile virus, EEE, and the local mosquito season vary by state. Check your New York mosquito risk profile.
View New York mosquito forecastStay Safe in New York
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