41of 100

Today's score

Ticks in Arlington Heights, IL

Cook County

Moderate risk

Ticks are active. Use repellent, stick to trails, and do a tick check when you come inside.

Updated July 11, 2026

Life stage
Nymphs & adults
Forest
37%
Tick species
4 of 5 here

Right now

Latest reading
81°
Temperature
59%
Humidity
0.0"
Recent rain

TickZone for iPhone · launching soon

Know the evening before Arlington Heights spikes.

7-day outlook

Risk recalculates daily from the local forecast.

Today
41
Sun
41
Mon
38
Tue
37
Wed
36
Thu
38
Fri
40
Sat
32
Sun
30
Mon
30
Tue
31
Wed
31
Thu
28
Fri
32

What's active right now

Deer-tick nymphs are at their peak alongside dog-tick adults. Midsummer is the busiest stretch: nymphal deer ticks peak in the woods while American dog-tick adults are active in grass and along trails.

Local tick habitat

Arlington Heights is 50% natural land cover (37% forest, plus open and brushy areas) across its 16.61 sq mi, home to about 74,495 people. That makes it the 50th-most wooded of the 119 towns in Cook County. Deer ticks live in wooded areas, along trail edges, and in tall grass: the more of that a town has, the more places ticks can quest.

Cook County reports about 2 Lyme cases per 100,000 people a year, the 0th-highest of 0 Midwest counties. That county-level disease pressure, combined with Arlington Heights's local habitat, sets how high its daily score can climb when the weather and season allow.

Tick control in Arlington Heights, IL

Do I need tick control in Arlington Heights?

Tick activity in Arlington Heights is moderate today (41/100). Ticks are out, especially along yard edges, leaf litter, and shady borders. A seasonal treatment plan keeps numbers down before peak weeks hit.

Professional tick control in Arlington Heights typically 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.

How much does tick control cost in Arlington Heights?

Most 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 Arlington Heights. No cost, no obligation.

Is it tick season in Arlington Heights right now?

Yes. Deer-tick nymphs are at their peak alongside dog-tick adults. In Arlington Heights, today's risk reads moderate (41/100). Ticks are active. Use repellent, stick to trails, and do a tick check when you come inside.

Nearby towns

Tick risk is local. Check the towns around you.

Stay ahead of ticks in Arlington Heights

The TickZone iPhone app (launching soon) alerts you the evening before Arlington Heights's risk spikes, so protection happens before the bite.