Colorado · West
Tick risk in Jefferson County, Colorado
Jefferson County covers 19 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 Jefferson County
Peak-season modeled risk. Tick risk is local, even within one county.
At the summer peak, tick risk across Jefferson County runs from Coal Creek (moderate) at the high end to Lakeside (low) at the low end. The difference is habitat: forest cover across the county ranges from 3% to 91%, and more forest and woodland edge means more places ticks can quest for a host.
- Coal CreekModerate risk
- KittredgeModerate risk
- EvergreenModerate risk
- Indian HillsModerate risk
- GeneseeModerate risk
Tick species in Jefferson 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 Jefferson 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 Jefferson 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 Jefferson County, CO
Professional tick control across Jefferson 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 Jefferson County's more wooded towns.
How much does tick control cost in Jefferson County?
Most Jefferson 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 Jefferson County. No cost, no obligation.
Common questions about ticks in Jefferson County
Which towns in Jefferson County have the highest tick risk?
At the summer peak, Coal Creek carries the highest modeled tick risk in Jefferson County, followed by Kittredge, Evergreen, Indian Hills, Genesee. Risk tracks how wooded a town is: forest cover across Jefferson County ranges from 3% to 91%, and the more forest and woodland edge a town has, the more habitat ticks have to quest from. Lakeside sits at the low end. Every town has its own daily score, so check the one nearest you.
What ticks live in Jefferson County?
CDC county surveillance does not yet list an established tick species for Jefferson 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 Jefferson County?
CDC reports too few cases in Jefferson 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 Jefferson County
Tick risk is local. Pick the town nearest you.