US Pest Index increases double-digit percent in November

The total U.S. William Blair/PCO Bookkeepers & M&A Specialists Pest Index increased 10 percent year-over-year in November 2025, in line with the long-term average index growth rate of 10 percent.

“After normalizing for one less workday in November, the Pest Index increased about 14 percent year-over-year,” said William Blair Equity Researcher Tim Mulrooney, in a news release. “This is stronger than the 10 percent rate of growth that the index has averaged year to date in 2025.”

Dan Gordon, managing member of PCO Bookkeepers & M&A Specialists, added, “The November Pest Index confirms the U.S. pest control industry remains strong and resilient, with accelerating momentum and healthy demand across core services.”

The month’s results by segment include:  

• The Residential Pest Index increased 11 percent year-over-year.
• The Commercial Pest Index increased 10 percent year-over-year.
• The Termite Index increased 5 percent year-over-year.
• The Bed Bug Index decreased 12 percent year-over-year.
• The Mosquito Index increased 16 percent year-over-year.

About the William Blair/PCO Bookkeepers & M&A Specialists Pest Index

The William Blair/PCO Bookkeepers & M&A Specialists Pest Index tracks the monthly performance of 146 privately held pest control companies across 38 states with combined annual 2024 revenue of $529 million. The purpose of the report is to track the monthly performance of several U.S. pest markets. It does not include residential door-to-door companies.