California · West
Tick risk in Yolo County, California
Yolo County covers 10 towns. CDC reports too few cases here to publish a county Lyme rate, but each town still has a daily score built from local weather, habitat, and season. Pick your town below for today's reading.
Highest and lowest tick risk in Yolo County
Peak-season modeled risk. Tick risk is local, even within one county.
At the summer peak, tick risk across Yolo County runs from El Macero (moderate) at the high end to Woodland (low) at the low end. The difference is habitat: forest cover across the county ranges from 11% to 51%, and more forest and woodland edge means more places ticks can quest for a host.
- El MaceroModerate risk
- DunniganModerate risk
- DavisLow risk
- WintersLow risk
- Knights LandingLow risk
Tick species in Yolo County
CDC county surveillance (established or reported)
- Deer tickReported
- American dog tickReported
- Lone star tickNot established
- Gulf Coast tickNot established
Reported in this county for the deer tick, the main Lyme carrier. “Not established” means no CDC surveillance record for Yolo 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 Yolo 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 Yolo County, CA
Professional tick control across Yolo 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 Yolo County's more wooded towns.
How much does tick control cost in Yolo County?
Most Yolo 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 Yolo County. No cost, no obligation.
Common questions about ticks in Yolo County
Which towns in Yolo County have the highest tick risk?
At the summer peak, El Macero carries the highest modeled tick risk in Yolo County, followed by Dunnigan, Davis, Winters, Knights Landing. Risk tracks how wooded a town is: forest cover across Yolo County ranges from 11% to 51%, and the more forest and woodland edge a town has, the more habitat ticks have to quest from. Woodland sits at the low end. Every town has its own daily score, so check the one nearest you.
What ticks live in Yolo County?
CDC county surveillance does not yet list an established tick species for Yolo 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 Yolo County?
CDC reports too few cases in Yolo County to publish a stable county Lyme rate, which is common in rural or low-population counties. That does not mean the risk is zero: Lyme and other tickborne illnesses occur across the Northeast.
All towns in Yolo County
Tick risk is local. Pick the town nearest you.