LoneStarMapWashington • Low
Lone Star Ticks in Washington: Map, Season, Alpha-Gal Awareness & Prevention
Lone Star ticks are rare or not established in Washington based on public surveillance.
Last reviewed: June 2, 2026 · Educational only — not medical advice.
Risk snapshot
Washington
Lone Star ticks are rare or not established in Washington based on public surveillance.
Peak season
Spring–fall (limited local data)
Common habitats
Who should be extra aware
Are Lone Star ticks found in Washington?
Washington is within the broader Lone Star tick range. Awareness levels vary by county, and activity is typically highest during spring–fall (limited local data). Washington is west of the documented Lone Star tick range. Other tick species are present — follow general prevention outdoors.
When is tick season in Washington?
Peak Lone Star tick activity in Washington is typically Spring–fall (limited local data). Plan extra prevention during these months — repellent, permethrin-treated clothing, and daily tick checks for kids and pets. In warmer regions, ticks can be active longer.
Can tick bites in Washington be linked to alpha-gal syndrome?
A Lone Star tick bite has been associated with alpha-gal syndrome — a delayed allergy to mammalian meat — in some individuals. Not every bite causes it, and only a licensed clinician can diagnose it. Learn the symptoms or read the alpha-gal guide.
What to do if you find a tick after being outside in Washington
Remove the tick with fine-tipped tweezers, clean the area, save a photo, and note the date and location. Watch for symptoms over the following weeks and contact a licensed medical professional if a rash, fever, fatigue, or food reaction develops.
Prevention checklist for Washington
- Use EPA-registered repellent (DEET, picaridin, or oil of lemon eucalyptus)
- Treat clothing and gear with permethrin
- Wear long sleeves and tuck pants into socks in brushy areas
- Stay on cleared trails and avoid tall grass and leaf litter
- Shower within two hours of coming indoors
- Do daily tick checks on people and pets during the season
Join the tick-awareness early list
We're building optional seasonal reminders for Washington. Join the list and we'll email you when they launch.
Sources & local resources for Washington
- Where Ticks LiveCDC
The Lone Star tick is widely distributed in the Northeast, South, and Midwest U.S.
- Lone Star Tick SurveillanceCDC
County-level established vs. reported records. 'Established' = 6+ ticks or multiple life stages collected in 12 months.
- Alpha-gal SyndromeCDC
What alpha-gal syndrome is, symptoms, and its association with tick bites.
- Find the Repellent That Is Right for YouEPA
Search tool for EPA-registered repellents (DEET, picaridin, oil of lemon eucalyptus).
- State & Local Health DepartmentsDirectory
Find your state or local health department for region-specific guidance.
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Lone Star tick awareness in Washington
Peak season: Spring–fall (limited local data)
Washington tick & alpha-gal FAQ
The questions Washington residents search for most.
Are Lone Star ticks in Washington?+
Yes — Washington is within or near the broader Lone Star tick range. Reports vary by county, and activity is generally highest during spring–fall (limited local data).
When is tick season in Washington?+
Peak Lone Star tick activity in Washington is typically Spring–fall (limited local data). In warmer parts of the state, ticks can be active longer into the year.
Can I get alpha-gal syndrome from a tick bite in Washington?+
Alpha-gal syndrome has been associated with Lone Star tick bites in regions of Washington. Not every bite causes AGS. If you develop hives, swelling, stomach pain, or other reactions 2–6 hours after eating mammalian meat, talk to a licensed medical professional.
How do I report or identify a tick I found in Washington?+
Save the tick in a sealed bag with a moist paper towel, take a clear photo, and contact your state health department or a university extension program. Some accept ticks for identification or testing.
What should I do after a tick bite in Washington?+
Remove the tick with fine-tipped tweezers, clean the area, save a photo, and note the date and location. Watch for symptoms over the following weeks and contact a medical professional if a rash, fever, fatigue, or food reaction develops.
Related nearby states
Lone Star tick range, peak season, and awareness vary across the U.S.
See all 51 state pages →