Are ticks a problem in New Castle County?

There have been 3 tick reports near New Castle County, DE, with 0 bites and 3 sightings. The most common species reported is the Unidentified. Check the Tick Map for the latest 2026 tick activity.

What kind of ticks are in New Castle County?

The most commonly reported tick species in New Castle County include Unidentified, Deer Tick. Each species carries different disease risks — see our species guide for identification help.

Tick Map

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Ticks in New Castle County, DE

3 tick reports from the New Castle County, DE area.

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Total Reports

Sightings

Bites

Species Found in New Castle County

Unidentified2 (67%)

Deer Tick1 (33%)

Risk: High — carries Lyme disease

Tick Safety in New Castle County

Ticks are active in New Castle County, DE and surrounding areas. The most commonly reported species is the Unidentified, making up 67% of reports.

✓Wear light-colored clothing when walking in wooded areas or tall grass
✓Use EPA-registered tick repellent (DEET, picaridin, or IR3535)
✓Do a full-body tick check after being outdoors — especially behind ears, hairline, and waistband
✓Shower within 2 hours of coming inside
✓If bitten, remove the tick with fine-tipped tweezers and monitor for symptoms for 30 days