Arizona · West
Tick risk in Pima County, Arizona
Pima County covers 24 towns and carries the 1st-highest tick-borne-disease baseline of Arizona's 15 counties, with a Lyme rate of 1 cases per 100,000 people a year (0th of 0 counties in the West). Pick your town below for today's score, a 7-day outlook, and what's driving it.
Highest and lowest tick risk in Pima County
Peak-season modeled risk. Tick risk is local, even within one county.
At the summer peak, tick risk across Pima County runs from Sahuarita (low) at the high end to South Tucson (low) at the low end. The difference is habitat: forest cover across the county ranges from 0% to 16%, and more forest and woodland edge means more places ticks can quest for a host.
- SahuaritaLow risk
- Tanque VerdeLow risk
- CatalinaLow risk
- SellsLow risk
- Rincon ValleyLow risk
Tick species in Pima County
CDC county surveillance (established or reported)
- Deer tickNot established
- American dog tickReported
- Lone star tickNot established
- Gulf Coast tickNot established
Not established in this county for the deer tick, the main Lyme carrier. “Not established” means no CDC surveillance record for Pima County, not that a town is tick free. Source: CDC tick surveillance (ArboNET Tick Module), 2025.
Diseases found in local ticks
No CDC tick-testing records for Pima County. That is a surveillance gap, not a sign these diseases are absent. Lyme and other tickborne illnesses occur across the region.
Tick control in Pima County, AZ
Professional tick control across Pima 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 Pima County's more wooded towns.
How much does tick control cost in Pima County?
Most Pima 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.
From a vetted local tick exterminator serving Pima County. No cost, no obligation.
Common questions about ticks in Pima County
Which towns in Pima County have the highest tick risk?
At the summer peak, Sahuarita carries the highest modeled tick risk in Pima County, followed by Tanque Verde, Catalina, Sells, Rincon Valley. Risk tracks how wooded a town is: forest cover across Pima County ranges from 0% to 16%, and the more forest and woodland edge a town has, the more habitat ticks have to quest from. South Tucson sits at the low end. Every town has its own daily score, so check the one nearest you.
What ticks live in Pima County?
CDC county surveillance does not yet list an established tick species for Pima County, but that reflects a surveillance gap, not absence. The blacklegged (deer) tick, the main Lyme carrier, is found across the west. Take the usual precautions after time outdoors.
Is Lyme disease common in Pima County?
Pima County reports about 1 Lyme cases per 100,000 people a year (U.S. CDC), the 1st-highest of Arizona's 15 counties. Lyme is the dominant blacklegged-tick disease, so TickZone uses this county rate as the disease baseline behind every town's score.
All towns in Pima County
Tick risk is local. Pick the town nearest you.