Pest control company, Orkin has released their list of the 50 Rattiest Cities.
For the 7th consecutive year Chicago is #1.
The rest of the top 10:
#2 Los Angeles
#3 New York
#4 DC
#5 San Francisco
#6 Baltimore
#7 Philadelphia
#8 Detroit
#9 Denver
#10 Cleveland
The ranking is based on the number of new rodent treatments performed between September 16, 2020 and September 15, 2021.
The ranking includes residential and commercial treatments.