Today’s Tick Risk in South Carolina – 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
- Lower Lyme rates than north; high Spotted Fever group cases
- Based on CDC surveillance data
- Long-Term Trend
- Increasing Gulf Coast tick populations
- Based on CDC surveillance data
- High Risk Zones
- Charleston, Horry, Greenville, Richland, Congaree National Park, Hilton Head Island
Current Situation in South Carolina
South Carolina's warm, humid climate creates a haven for ticks, particularly the Lone Star tick and the Gulf Coast tick. While Lyme disease is present, particularly in the upper state, the tick forecast for South Carolina focuses heavily on other tick-borne illnesses like Spotted Fever Rickettsiosis and Ehrlichiosis. The state is also a hotspot for Alpha-gal syndrome (red meat allergy). The "Lowcountry" coastal region has a unique tick profile with the presence of the Gulf Coast tick, which can transmit Rickettsia parkeri rickettsiosis, a disease similar to but milder than Rocky Mountain Spotted Fever. Residents and visitors enjoying the state's beaches, golf courses, and forests are at risk.
Snapshot of the current tick situation in South Carolina, based on regional surveillance data and seasonal activity patterns.
- Risk Level
- Moderate to High
- Peak Activity
- May - July
- Dominant Vector
- Lone Star Tick (Amblyomma americanum)
Where Ticks Hide in South Carolina
South Carolina's landscape is divided into the Upstate (foothills/mountains), the Midlands (sandhills), and the Lowcountry (coastal plain). The Upstate's hardwood forests harbor some blacklegged ticks. The sandy soils of the Midlands and Lowcountry are perfect for Lone Star and Gulf Coast ticks. Spanish moss-draped oaks and pine forests, iconic to the state, unfortunately provide excellent humidity and shelter for ticks. Golf courses and suburban developments often create "edge habitats" that bring deer and ticks into close contact with people.
Seasonal Activity Pattern
In South Carolina, "tick season" is effectively 12 months long. Winters are rarely cold enough to suppress tick activity for long. The Lone Star tick is active from March through October, with peak aggression in late spring and early summer. The Gulf Coast tick is also a warm-weather species. Adult deer ticks, where present, are active in the cooler months. Prevention is necessary year-round, especially for pet owners, as dogs are frequent carriers of ticks into the home.
Check Your Local Tick Risk
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Local Vector Analysis
Understanding which ticks are active in South Carolina helps you identify threats and take appropriate precautions.
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.
Gulf Coast Tick
Amblyomma maculatum
Appearance: Reddish-brown with ornate silver/white markings creating an eye-catching pattern.
Peak Season: April-September
Habitat: Coastal grasslands, marshes, beaches, and open areas near water.
Diseases: Rickettsia parkeri rickettsiosis
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
When does tick season end in South Carolina?
Tick activity winds down after the first hard freeze, which in South Carolina typically arrives around Nov 12. See the local first-frost window and city-by-city freeze dates.
South Carolina first frost datesAlso worried about mosquitoes in South Carolina?
West Nile virus, EEE, and the local mosquito season vary by state. Check your South Carolina mosquito risk profile.
View South Carolina mosquito forecastStay Safe in South Carolina
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