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Last Updated: February 25, 2025
Delaware often has many problems with common pests, similar to any city that big. Without a pest control regimen in place, the chance of severe infestation is high.
There are many exterminators to select from, which makes finding the best one for your family difficult. For that reason, we’ve compiled a list of the top pest control companies in Delaware. Keep reading to learn more about each exterminator.
Free inspection policy
Commitment to customer education
Transparent pricing
Services Offered
No-cost inspections
Helpful homeowner content on its website
Positive customer service reviews
Transparent pricing
Services Offered

Our Rating
User Rating
No-cost inspections
Continuous highly praised customer service reports
Educational web content
Lack of hidden fees
Proactive approach to pest control
Services Offered

Our Rating
User Rating
Free inspection policy
Consistently high customer service reviews
Transparent pricing
Educational web content
Services Offered

Our Rating
User Rating
Helpful homeowner content on its website
Positive customer service reviews
Proactive approach to pest control
Transparent pricing
Free inspections
Services Offered

Our Rating
User Rating
Reviews praise customer service
Free inspection policy
Lack of hidden fees
Helpful homeowner content on its website
Services Offered

Our Rating
User Rating
Transparent pricing
Proactive approach to pest control
Commitment to customer education
Free inspections
Reviews praise customer service
Services Offered

Our Rating
User Rating
Free inspection policy
Continuous highly praised customer service reports
Transparent pricing
Preventative pest control services
Commitment to customer education
Services Offered

Our Rating
User Rating
No-cost inspections
Commitment to customer education
Positive customer service reviews
Lack of hidden fees
Services Offered

Our Rating
User Rating
Lack of hidden fees
Consistently high customer service reviews
Free inspections
Services Offered
Today's Homeowner looks at dozens of datapoints on pest control companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:
Our team at Today's Homeowner narrowed down the top pest control companies by comparing state availability, customer reviews, costs, and more.
This is how the top pest control companies ranked in Delaware:
Founded in 1927, Terminix has almost 100 years of pest control experience. Terminix has received numerous awards for its service, including Pest Control Technology Magazine’s Top 100 Pest Control Companies, The Business Journal’s FAST 50, and Triad's Best Exterminator.
Terminix has both one-time extermination services and routine pest control. Plus, every contract comes with a 30-day guarantee. Terminix’s typical pest regimen includes a home inspection and preliminary treatment, with three additional treatments over the course of a year.
If you need quick pest control service in Delaware, consider Orkin. Founded in 1901, Orkin has become one of the largest pest control companies in the country. Its exterminators complete 160 hours of training. Additionally, due to its large network, it can usually provide next-day — or even same-day — visits.
Pests Orkin helps with are mice, hornets, silverfish, bed bugs, scorpions, cockroaches, fleas, centipedes, crickets, yellow jackets, and more. Orkin can book regular follow-up visits. Also, if you end up with recurring problems or any other urgent pest control needs, you can contact Orkin’s customer service line.
Rentokil has been helping homeowners exterminate common pests for over 90 years. In North America, Rentokil is the parent company of several local pest control branches like J.C. Ehrlich, Western Exterminator, and Presto-X.
Rentokil and its partners deal with the following pests: wasps, mosquitoes, flies, cockroaches, moths, bees, ants, bed bugs, spiders, and crickets. Its services consist of preventative maintenance, treatment, and monitoring for pest infestations.
Not all pest control companies are the equal in reputation, background, and capability. Evaluating companies helps you identify the right choice for your pest situation. Focus on these key factors when choosing a pest control company:
Look for a pest control company that primarily handles the pest you have, like rodents, roaches, bed bugs, or termites. The company should explain their process for treating your type of pest.
Look for pest control companies that employ technicians with certifications in pest control methods from qualified industry groups, such as the National Pest Management Association (NPMA), in addition to state licensing. Having the proper credentials shows that the technicians have received adequate training. Also ask about regular training updates.
Read through reviews on Google, Yelp, and similar sites prior to scheduling a pest control appointment. Verify for yourself that the company reliably provides effective service and receives positive customer feedback. Also check for any Better Business Bureau complaints that have been filed. Ask whether technicians receive consistent education on the latest and most innovative pest control treatments. When you select an exterminator from our list of Delaware's best pest control, you can feel confident knowing that you're hiring an expert that meets our quality and review standards.
If you prefer natural pest control methods, look for providers that advertise “green” certifications. For bigger animals such as mice or squirrels, ask if a provider offers gentle catch and release programs. But keep in mind natural options may not work as well for significant infestations. If you have a moderate to serious pest problem, you may need more effective traditional methods. No matter your approach to pest control, any pesticides (besides those classified as minimal risk) are required to be registered with the EPA.
Quality pest control providers typically offer service guarantees for ongoing plans. The guarantees mean the provider will make another visit and re-treat at no cost if you still have pests in your home after the initial treatment. One-time treatments don't typically include reservice guarantees.
Once you have found your top pest control providers, reach out to each one with these questions:
Take the time to thoroughly evaluate pest control providers using these questions. This will help you hire the right provider to safely and successfully resolve your pest problem at a fair price.
Different pests show up in different locations. In Delaware, there are a few different ones that residents have to deal with. To help you prepare for the most problematic pests, we reviewed various social media sites and compiled a list of the ones mentioned the most.
Our top picks for pest control companies in Delaware are Terminix and Orkin. They're well-respected in the industry and cover all common pests.
The best way to prevent a pest infestation is having a pest control company come to your home once every quarter or every two to three months. Regularly spraying your property will stop insects and other wildlife from returning.
To find the right pest control company for you, the key is to take your time and do thorough research. We recommend getting quotes from multiple companies and reading through reviews to help determine which company is the right one for you.
There are some pests you can get rid of yourself. For example, if you see some ants or a rogue spider, chances are you can take care of it on your own. But some cases warrant calling the professionals. If you have an out-of-control infestation, you don’t know what the pest is, or would like preventative pest control, you should hire a pest control company.
In a city like Delaware, where the cost of living is above average compared to other cities, the cost of pest control is most likely a concern. How much pest control costs varies based on several factors, such as what kind of pests are troubling you and how bad the infestation is. A single visit can cost between $300 and $500, but a quarterly treatment plan is generally cheaper — around $100 to $300 a visit.
We advise quarterly pest control treatments, or even bi-monthly if needed. For more serious infestations, your exterminator may recommend monthly treatments over the course of the first three to six months.
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