Local tick information

Tick control in Illinois

Learn what to look for around your property, explore your city, and ask about an inspection or a quote.

Ticks in Illinois: what to know

Around Illinois

Conditions vary across the state. Choose your city below, then describe what’s happening around your home or business.

What to note

Where you see ticks, how long it has been going on, and anything you’ve already tried are the most useful details to mention.

A useful next step

Ask about an inspection, what treatment would involve, and whether follow-up visits are included. You don’t need to identify the problem yourself before getting in touch.

Local research

Ticks in Illinois: what the public record shows

Before you compare quotes, it helps to know which ticks actually live in Illinois, when they are busiest, and what the state figures look like. Everything below links to the agency or university page it came from.

372

Lyme disease cases reported, 2023

Counts are confirmed plus probable; high-incidence jurisdictions report on lab evidence alone, so cross-state comparisons favor the same year.

CDC

Tick species recorded in Illinois

Lone star tick (Amblyomma americanum) — Aggressive human biter; associated with ehrlichiosis, tularemia, Heartland and Bourbon viruses, STARI, and alpha-gal syndrome.
American dog tick (Dermacentor variabilis (D. similis west of the Rockies)) — Transmits tularemia and Rocky Mountain spotted fever; grassy, open habitat.
Asian longhorned tick (Haemaphysalis longicornis) — Invasive; found in 20 states as of April 12, 2024. Appears less likely than native ticks to transmit human pathogens; research ongoing.

When ticks are busiest in Illinois

CDC: nymphal blacklegged ticks seek hosts April through July; adults are most active in early spring and fall. Wisconsin DHS reports most Lyme cases occur in June and July.

Region in src/config/tick-regions.ts: upper-midwest. Asian longhorned tick detected here per CDC (as of April 12, 2024).

Rules that apply in Illinois

CDC: preventing tick bites and yard exposure

For context, nationally

89,469 (U.S. total incl. territories); 89,468 U.S. residents — Lyme disease cases reported to CDC, 2023. CDC
Approximately 476,000 — Estimated people diagnosed and treated for Lyme each year. CDC

Sources: CDC; Where ticks live. Figures are quoted as the source prints them. How we check our sources

Explore Illinois cities

Arlington Heights

Humid Continental · suburban setting

Tick control in Illinois

Ticks in Illinois: what to know

Around Illinois

What to note

A useful next step

Ticks in Illinois: what the public record shows

Tick species recorded in Illinois

When ticks are busiest in Illinois

Rules that apply in Illinois

For context, nationally

Explore Illinois cities

Arlington Heights

Aurora

Berwyn

Bloomington

Bolingbrook

Champaign

Chicago

Cicero

Decatur

Des Plaines

Elgin

Evanston

Joliet

Naperville

Oak Lawn

Palatine

Peoria

Rockford

Schaumburg

Skokie

Springfield

Waukegan

Downers Grove

Ask about tick control in Illinois