7 Common Types of Ants in Colorado

Types of Ants in Colorado
Image credit: depositphotos.com

Are you tired of seeing ants in and around your home in Colorado? If so, you’re not alone.

In this blog post, we’ll discuss some of the most common types of ants in Colorado and provide tips on how to get rid of them. 

Ants are a common nuisance in the state, but with a little knowledge, you can easily get rid of them.

Read on to learn more about the different types of ants in Colorado and how to deal with them.

1. Caribbean Crazy Ants

Caribbean crazy ants are the first on the list of types of ants in Colorado.

Caribbean crazy ants live in moist areas like near pools, streams, rivers, and even homes.

They often build nests in mulch, gravel, and other organic materials and can be seen scurrying around searching for food.

Since they are small and often go unnoticed, they can become a nuisance in large numbers. 

To get rid of them, you should use a combination of insecticides and non-chemical methods, such as vacuuming up the ants or eliminating their food sources.

You may need to call a professional pest control service if you have a large infestation. 

It’s important to remember that these ants can bite and sting if disturbed, so it’s best to use caution when dealing with them.

Furthermore, it is always a good idea to do your research about any Types of Ants in Colorado before attempting to get rid of them on your own.

2. Odorous House Ants

Odorous House Ant - Types of Ants in Minnesota
by brian.gratwicke is licensed under CC BY 2.0

Odorous house ants are one of the Types of ants in Colorado.

These ants usually live outdoors in leaf litter, mulch, and soil but occasionally make their way inside homes in search of food.

They feed on greasy or sweet foods like meats, oils, butter, and syrup and can contaminate food with their foraging. 

It is important to identify and eliminate the nest to control an infestation of odorous house ants.

This can be done by tracking the trails of ants to determine where they are entering the home.

Caulking cracks and crevices near windows and doors can help keep them out. 

Baiting the ants with sweet bait or insecticidal dust can also help reduce their numbers. This should be done periodically to prevent re-infestations.

Spraying insecticides can also be used but may not be as effective since odorous house ants have a tendency to relocate their nest quickly.

3. Carpenter Ants

Carpenter Ant
Image by depositphotos.com

Colorado carpenter types of ants prefer sweet foods, but they will also eat proteins like meats, fish, and other insects.

Carpenter ants usually enter buildings through cracks in foundations or windows.

If left unchecked, they can cause significant damage to buildings by hollowing out galleries in wood for their nests.

To rid your home of carpenter ants, locating and destroying their nests is important. This can be done using chemical insecticides or baits with an insect growth regulator (IGR).

Once the nest is destroyed, sealing any cracks or other openings that may allow the ants back in is important.

Removing potential food sources for the carpenter ants, such as standing water or exposed garbage, is also important.

Cleaning up around the house can help reduce the ant population as well.

Vacuuming regularly and keeping your kitchen counters free of food residue can significantly reduce carpenter ant activity.

4. Sugar Ants

Sugar ants are next on the list of types of ants in Colorado. These ants are small, usually around 1/8 inch in length, and range in color from yellowish brown to black.

They can live indoors and outdoors and come to your home for food. The best way to get rid of sugar ants is to remove any sources of food that they are attracted to.

This includes keeping food stored in tightly sealed containers, cleaning up crumbs and spills immediately, and wiping down surfaces regularly.

Vacuuming and using a broom to remove any visible ants can also help. If you’re dealing with an infestation, you may need professional help.

Pest control experts can apply special treatments designed to eliminate these ants from your home, preventing them from returning.

5. Pavement Ants

Immigrant Pavement Ant - types of ants in michigan
by Ryan Hodnett is licensed under CC BY-SA 4.0

Pavement ants get their name from building their nests in cracks and crevices of pavement, like sidewalks and driveways.

They are often seen around the home and can be a nuisance when they go inside. 

These types of ants in Colorado are relatively small, ranging from 1/8 to 1/4 inch long, and have a distinctive black or dark brown color.

They have a unique two-segmented petiole between their thorax and abdomen and four spines on their back.

Pavement ants can live for up to five years, so getting rid of them quickly is essential.

Sometimes, it may be necessary to call a professional exterminator to treat the infestation.

Professional treatments can include using residual insecticides, baiting systems, or dust that can penetrate deep into the walls where the ants live.

If the infestation is severe enough, fumigation may be necessary to eliminate all the ants in the area.

Understanding what type of ant you are dealing with and taking preventive measures like sealing cracks and removing food sources can help prevent pavement ant infestations in your home.

If an infestation occurs, a variety of methods are available to get rid of them and protect your home.

6. Pharaoh Ants

Pharaoh Ant
by adwsocial is licensed under CC BY 2.0

Regarding the most common types of ants in Colorado, Pharaoh ants are among the top contenders.

Also known as sugar ants, these pesky creatures can be found throughout the state and are notorious for invading homes and buildings.

The biggest problem with Pharaoh ants is that they can easily reproduce and create large colonies, making them difficult to eliminate.

They tend to be attracted to sweet and greasy foods, so keeping your kitchen clean and storing food in tightly sealed containers is important. 

Additionally, seal any potential entry points around windows and doors to prevent Pharaoh ants from entering.

If they invade your home, you’ll need immediate action to eliminate them. 

Traps and ant baits are the best way to tackle an infestation, as this will help kill off the entire colony.

If the infestation persists, it’s recommended that you call a professional pest control company that can provide you with a complete solution.

7. Argentine Ants

Argentine Ant - Types of Ants in California
by S. Rae is licensed under CC BY 2.0

Argentine ants are also one of the Types of ants in Colorado.

If you have an infestation of Argentine ants in your home or garden, the best course of action is to locate the source and use an insecticide to get rid of them. 

To find the source, inspect your walls and floors for cracks and crevices from which the ants might be entering.

Once you have identified the entry points, use an insecticide spray to kill the ants. Make sure to follow the directions on the label to ensure safety.

Another effective method to control Argentine ants is to use baits. Baits come in granules, gels, and liquid form.

They are designed to attract the ants and contain chemicals that kill them when ingested. 

Place the baits in areas where you have seen Argentine ant activity, and monitor them regularly to see if they are being taken. Be sure to keep children and pets away from the bait stations.


If you live in Colorado, chances are you’ve encountered an ant or two (or more!) around your home. Ants are one of the most common pests in Colorado.

From harvester ants to carpenter ants, many different types of ants in Colorado can find their way into your home or business.

Most ants are harmless, but some can cause serious damage to your property and belongings. 

While these pesky critters can be difficult to eliminate, it’s important to know the types of Ants in Colorado you’re dealing with to choose the right pest control solutions.

To keep ants from invading your home, it is important to seal off any potential entry points, such as cracks in walls or gaps around windows and doors.

It is also important to keep food sources away from these areas. Clean up any spills or crumbs quickly to avoid attracting the ants.

If an ant infestation occurs, taking immediate action is important. The best way to eliminate these types of ants in Colorado is to contact a professional pest control service.

An experienced technician can identify the species and develop an appropriate plan for eradication.

With professional help, you can ensure the problem will be handled quickly and effectively.  

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