Pest control in Ontario.

Ontario, California stays warm most of the year, which means pests never really go away. You'll deal with insects, rodents, and spiders year-round in Ontario because the mild winters don't kill off many pest populations. Ontario's climate keeps bugs active even when other parts of California cool down. With 20 pest control companies serving Ontario, you've got solid options to keep your home or business protected.
20
companies
4.6
average
5
pests covered
Ontario
Today
5 days ago
77°
F
Clear
Humidity
22%
Wind
9 mph
UV Index
0.2 • Low
Rain (24hr)
0 in
Pest note:
Mild conditions — stay alert for pests activity.
Pick your pest

What's bugging you in Ontario?

We'll show you helpful info & companies in Ontario that specialize in it.
The highest-rated pest pros in your area.

Top-rated in pest control companies in Ontario

Our picks across all pests, based on Google rating and review count.
Pro Tech Pest Elimination Inc.
5.0 (285)
Termites
Hooke Termite & Pest Services
5.0 (112)
Termites
HomeShield Pest Control
5.0 (81)
Sprague Pest Solutions
5.0 (70)
Rodents
Agriserve Pest Control
5.0 (12)
All City Pest Control
5.0 (4)
Termites
Impressive Exterminating
5.0 (2)
Professional Pest Management
5.0 (1)
Preventive Pest Control
4.9 (431)
Spiders
ProCraft Pest Control
4.9 (295)
Spiders
Wasps and Hornets
Quality Commercial Pest Control
4.9 (246)
Gallant Termite & Pest Control
4.9 (103)
Termites
Victory Exterminating
4.9 (23)
Rodents
Termites
Dewey Pest & Termite Control
4.8 (221)
Termites
Fenn Termite + Pest Control
4.8 (107)
Termites
Western Exterminator
4.7 (585)
Professional Pest Management
4.7 (113)
Rodents
Eary Termite & Pest Service
4.7 (59)
Cockroaches
Termites
Rockwell Pest Solutions
4.4 (61)
Termites
Bug Boss Pest Control
4.9 (612)
Quick facts
Median cost
$850
Price range
$400–$2,500
Availability
Same day
Peak season
Spring-Fall
Licensing
CA Dept. of Pesticide Regulation
Heads up:
Any Ontario pest company must be licensed by the CA Dept. of Pesticide Regulation. Ask to see it.

About pests in Ontario

Ontario, California stays warm most of the year, which means pests never really go away. You'll deal with insects, rodents, and spiders year-round in Ontario because the mild winters don't kill off many pest populations. Ontario's climate keeps bugs active even when other parts of California cool down. With 20 pest control companies serving Ontario, you've got solid options to keep your home or business protected.
Questions Ontario Homeowners Ask

Frequently asked qustions