Pennsylvania · Northeast

Tick risk in Clarion County, Pennsylvania

Clarion County covers 35 towns. Its CDC Lyme rate of 315 cases per 100,000 people a year ranks in the top 3% of U.S. counties for reported Lyme disease. CDC surveillance lists Deer tick as established here. Pick your town below for today's score, a 7-day outlook, and what's driving it.

Highest and lowest tick risk in Clarion County

Peak-season modeled risk. Tick risk is local, even within one county.

At the summer peak, tick risk across Clarion County runs from Emlenton Borough (high) at the high end to Knox Borough (moderate) at the low end. The difference is habitat: forest cover across the county ranges from 26% to 95%, and more forest and woodland edge means more places ticks can quest for a host.

Tick species in Clarion County

CDC county surveillance (established or reported)

Deer tickEstablished
American dog tickReported
Lone star tickNot established
Gulf Coast tickNot established

Established in this county for the deer tick, the main Lyme carrier. “Not established” means no CDC surveillance record for Clarion County, not that a town is tick free. Source: CDC tick surveillance (ArboNET Tick Module), 2025.

Diseases found in local ticks

Lyme diseaseBabesiosisBorrelia miyamotoi (relapsing fever)

Pathogens detected in ticks tested from Clarion County (CDC tick-testing surveillance, 2025). This lists what has been found, not how common it is.

Tick control in Clarion County, PA

Professional tick control across Clarion County usually means a barrier treatment along the lawn edge, leaf litter, stone walls, and shady borders where ticks wait for a host, applied two to four times a season by a licensed pest control company. It is the single most effective way to cut tick numbers in the part of the yard your family actually uses, and it matters most in Clarion County's more wooded towns.

How much does tick control cost in Clarion County?

Most Clarion County homeowners pay about $100 to $200 per visit for professional tick spraying, or roughly $350 to $600 for a full season of barrier treatments, depending on lot size and how wooded the property is. Quotes are free, so it costs nothing to get a real number for your yard.

Get a free tick control quote

From a vetted local tick exterminator serving Clarion County. No cost, no obligation.

Common questions about ticks in Clarion County

Which towns in Clarion County have the highest tick risk?

At the summer peak, Emlenton Borough carries the highest modeled tick risk in Clarion County, followed by Millcreek Township, Brady Township, Highland Township, Farmington Township. Risk tracks how wooded a town is: forest cover across Clarion County ranges from 26% to 95%, and the more forest and woodland edge a town has, the more habitat ticks have to quest from. Knox Borough sits at the low end. Every town has its own daily score, so check the one nearest you.

What ticks live in Clarion County?

CDC surveillance records one established tick species in Clarion County: Deer tick. The blacklegged (deer) tick is the main carrier of Lyme disease in the Northeast. "Not established" for a species means there is no CDC surveillance record for the county, not that the tick is absent.

Is Lyme disease common in Clarion County?

Clarion County reports about 315 Lyme cases per 100,000 people a year (U.S. CDC), in the top 3% of U.S. counties for reported Lyme disease (the 12th-highest of Pennsylvania's 67 counties). Lyme is the dominant blacklegged-tick disease, so TickZone uses this county rate as the disease baseline behind every town's score.