🐛 The 5 Most Common Pests in Chicago
Cost estimates reflect Chicago area pricing. Actual quotes vary by company, home size, and infestation severity. Use our free cost estimator →
📅 Chicago Pest Season Calendar
Rodents peak Oct–Mar; cockroaches year-round indoors; ants May–Sep. Use this calendar to prepare treatments before each season peaks.
| Season | Active Pests in Chicago |
|---|---|
| Spring | Ants emerge, Wasps starting |
| Summer | Mosquitoes, Wasps peak |
| Fall | Stink Bugs, Rodents entering |
| Winter | Rodents indoors, Cockroaches |
💰 Pest Control Costs in Chicago
Chicago pest control pricing reflects the local humid continental climate and Illinois market rates. Prices below are for professional treatment — DIY typically costs 60–80% less.
| Pest | DIY Cost | Local Pro Estimate |
|---|---|---|
| German Cockroaches | $35–$165 | $80–$330 |
| Mice | $65–$245 | $160–$490 |
| Norway Rats | $85–$330 | $220–$660 |
| Ants | $35–$135 | $80–$270 |
| Silverfish | $35–$110 | $80–$220 |
Estimates are ranges. Always get 2–3 local quotes. Find licensed pros in Chicago →
🐛 Chicago's Top Pests — Full Guides
Click any pest for the complete identification guide, biology, and treatment plan.
🛒 DIY Treatment Guide for Chicago
The specific products and step-by-step guides for each of Chicago's common pests.
📋 Seasonal Pest Action Plan — Chicago
What to do each season to stay ahead of pest pressure in your area.