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Home » Blog » How to Find Out Where Mice Are Getting in Your House

How to Find Out Where Mice Are Getting in Your House

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A common household pest, mice can produce damage to your home and pose health risks to you and your family. If you’ve seen that your home displays signs of a mouse invasion, such as droppings or chewed wires, it is important to identify their entry points so you can take measures to keep them out of your property in the future.

One of the first steps to finding out where mice are getting in is to inspect the exterior of your home. Look for openings or fissures in the foundation, walls, or roof where mice could enter. Check around doors and windows for any openings and make sure they are properly sealed. A crawl space may also be a potential entry point.

Another way to find out where mice are getting in is to set up baited traps in different areas of your home. This can help you determine where the mice are entering and their places of activity. Once you have identified the areas where mice are entering, you can take measures to seal off those entry points and prevent future infestations.

Identifying Common Entry Points for Mice

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Mice are known for breaking into houses and wreaking harm. To prevent this, it is important to identify where mice are getting in and seal these entry points. Here are some common entry points to look for:

Inspecting the Basement

The basement is a common entry point for mice. They can enter through gaps in the foundation or walls, cracks in windows, or through doors that do not fit properly. Do a thorough inspection of the basement, especially in areas where pipes or wires enter the house. Look for small holes or gaps that mice can fit through.

To deter the entrance of mice in the basement, seal any gaps or holes with caulk or steel wool. Install weatherstripping on doors and windows to ensure a tight seal. If there are large gaps, consider installing a door sweep or threshold.

Checking Crawl Spaces and Under Decking

Mice in crawl space are a common occurrence. Crawl spaces and areas under decking are also common entry points for mice. They can enter through vents or gaps in the foundation. Scrutinize any crawl space, searching for any evidence of mice, such as chewed objects or droppings. 

To prevent mice from entering crawl spaces and under decking, install wire mesh over vents and seal any gaps or holes with caulk or steel wool. Any overgrown vegetation that could be giving mice enough cover to enter a crawl space should be pruned back. 

By identifying and sealing common entry points for mice, homeowners can prevent these pests from entering their homes and causing damage in a crawl space.

Prevention and Sealing Strategies

Mice can enter a house through tiny openings, so taking proactive steps to stop them from getting inside is crucial. Here are some prevention and sealing strategies to keep mice out of your home.

Securing the Basement Area

The basement is a common entry point for mice. You should use caulk or steel wool to plug all foundational cracks and holes to keep mice out of the basement. Verify and seal any gaps that may exist around pipes and vents.

Cleaning and decluttering the basement regularly is key. Mice are attracted to clutter and debris that they use as nesting material, so removing any unnecessary items will help make the basement less attractive to them.

Protecting Crawl Spaces

Crawl spaces are another common entry point for mice. To protect crawl spaces, you should install wire mesh over all vents and openings to prevent mice from getting inside. Steel wool or caulk should also be used to seal any foundation cracks or holes. 

If you have insulation in your crawl space, make sure it is in a good state and well-installed. Mice can easily make nesting material out of insulation, so keeping it in good condition is crucial.

By following these prevention and sealing strategies, you can help stop mice from entering your property and thus cause damage or spread disease by staying in a basement or crawl space area.

Cleaning and Maintenance

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Routine Checks During Summer

During summer, it is important to regularly inspect the exterior of your home for any potential entry points for mice. This includes inspecting the foundation, walls, windows, and doors for any openings or fissures. Checking for any signs of damage to the roof or vents is also crucial, as mice can also enter through these areas. You should also check interior areas, such as crawl space areas, for mice.

To identify potential entry points, it is recommended to use a flashlight and a mirror to inspect hard-to-see areas. Any potential entry points should be sealed using steel wool, caulk, or foam.

Regular Cleaning of High-Risk Areas

Regular cleaning of high-risk areas is essential in preventing mice from entering your home. These areas include the kitchen, pantry, and any areas where food is stored or prepared.

To thoroughly clean these regions, it is advised that you:

  • Store food in sealed containers
  • Immediately clean up any spills or crumbs
  • Regularly empty and clean trash cans
  • Sweep and mop floors regularly
  • Keep countertops and surfaces clean and free of clutter

In addition to regular cleaning, it is important to maintain the exterior of your home by keeping the yard and surrounding areas free of debris and clutter. This can help to eliminate potential hiding places for mice and reduce the likelihood of infestation.

By implementing these cleaning and maintenance practices, homeowners can prevent mice from entering their homes and avoid the potential health risks associated with infestation.

Professional Extermination Options

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You may be wondering how to get rid of mice in crawl space or how to get rid of mice under decking. When it comes to dealing with a mouse infestation or any rodent problem, professional extermination options are available. These options are more effective than DIY methods, especially if the infestation is severe or if the mice are getting in through hard-to-reach areas such as a crawl space.

One option is to hire a pest control company that specializes in rodent removal. These professionals have access to a range of tools and techniques to identify and eliminate mice from your home. They may use traps, baits, and other methods to catch and remove the mice. Some pest control companies also offer exclusion services, which involve eliminating possible entryways to prevent future infestations.

Another option is to hire an exterminator who specializes in crawl space encapsulation. These professionals can identify and eliminate mice from your crawl space, which is a common entry point for rodents. They’ll use traps, baits, and other methods to catch and remove the mice, and they will also seal off entry points in crawl space areas to prevent future infestations, thus getting rid of mice in crawl space.

It's important to choose a reputable pest control or extermination company when seeking professional help. Look for a company that is licensed and insured, which is needed for certain rodent poisons, and that has experience dealing with mouse infestations. You can also ask for references and read online reviews to ensure that you are hiring a reliable and effective professional.

Monitoring and Long-Term Prevention

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Once you have identified the entry points and sealed them off, it is important to monitor your home for any signs of mouse activity. This may help you catch potential issues early on and prevent a full-blown infestation. Mouse traps are the most common way of doing so.

One way you can monitor mice is to use snap traps. Popular baits for these traps are peanut butter or cheese, as they attract mice, which are placed in areas where mice are active, such as crawl space areas. It’s important to look at the traps every day and dispose of any caught or dead mice.

Another option is to use glue traps. These traps can be placed along walls, near food sources, and in other areas where mice are likely to be spotted. You should look at the traps regularly to see if there's a dead mouse and, if so, dispose of it. However, glue traps are not a very humane way to deal with mice, and you should consider other options first.

In addition to monitoring, you can take several long-term prevention measures that may deter mice from coming into your property. These include:

  • Keeping food in sealed containers
  • Regularly cleaning up crumbs and spills
  • Closing openings or fissures in your home's walls, foundation, and roof
  • Trimming back any trees or shrubs that are touching your home
  • Storing firewood away from your home's exterior

If you take these measures, you may be able to discourage mice from coming into your home for the long term. However, the best way to deal with an ongoing mouse infestation is to hire a professional extermination company.

If you are dealing with a mouse infestation and would like to not only get rid of it but also make sure they never enter your home again, Critter Stop is the answer! We are a professional wildlife removal company with plenty of experience dealing with rodents. We service commercial and residential customers in Texas, have a five-star reputation, and offer industry-leading guarantees. Contact Us at (214) 234-2616 and book your free inspection and estimate today!

Frequently Asked Questions

What are common signs of mouse entry points in a home?

Some common signs of mouse entry points include small holes or cracks in the walls or floors, gnawed areas, droppings, and urine stains. Small cracks or gaps in the foundation, around pipes, and through vents are some of the places that mice may enter through.

What methods are effective for locating a mouse nest within a residence?

Mice often build their nests in hidden areas such as attics, basements, and crawl space areas. Look for shredded paper, fabric, or insulation in these areas. Mice also tend to build their nests near a food source, so check areas where food is stored or prepared. You should also check for mouse droppings.

How can one determine the typical pathways used by mice inside a house?

Mice tend to follow the same pathways when moving around a house. Look for tracks, droppings, and urine stains to determine where mice are traveling. Mice often travel along walls and baseboards, so pay close attention to these areas. Checking any crawl space is also a good idea.

What strategies are recommended for identifying how mice are entering an attic space?

See if you can spot any cracks or gaps in the outside of your home that mice could use to enter the attic. Check for holes in the roof, vents, and eaves. Also, look for signs of gnawing or chewing around these areas and in crawl space areas.

Are there any specific indicators that reveal mice presence in an apartment?

Mice leave behind droppings, urine stains, and gnawed areas. They also tend to make scratching or scampering noises, especially at night. Look for these signs in areas where food is stored or prepared, as well as in hidden areas like closets and cabinets.

How can the number of mice in a residence be estimated if one is spotted?

It can be difficult to estimate the number of mice in a residence based on one sighting. However, if you see multiple mice or notice an increase in droppings and gnawed areas, there are likely several mice present. It is important to take action to remove mice as soon as possible to lower the chances of an infestation.

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Lee Gorman
Lee Gorman
13:50 21 Nov 22
I’d give a 10 star review if I could! We had a great experience with Critter Stop. Everyone I dealt was friendly, professional, and reassuring. Phillip was very helpful and knowledgeable about the work he was doing. He walked me around the entire house to make sure I saw and understood the services he provided. He was also really nice and answered all my questions — he is exactly the type of person that should be interacting with customers.I love the fact that they will come back for up to 1 year after installation if any problems occur — this shows me they stand behind their work.The owner was great too, he personally came to my house and walked me through their offering. I recommend critter stop to anyone and everyone!
Susan Casey
Susan Casey
14:53 15 Nov 22
Critter Stop is a fantastic business! Everyone involved is extremely professional and very easy to communicate with. Chisam, the owner, did a great job of explaining the process to get the squirrels out of my attic during the initial free estimate. The exclusion crew who did all of the initial work was fabulous. The crew consisted of Phillip, Nick and Corey who arrived promptly when they said they would. They are happy, positive employees. Everyone is very polite and patient in explaining their work and answering questions. They came back several times to check the traps and finish it off with the fogging. Lester was very good about following up to schedule each trap check with me, and the office staff who took care of the billing was very efficient. Critter Stop is a well run company with honest, trustworthy employees! Thank you to all of you who worked hard to make my attic critter free and for the peace of mind that you guarantee your work. Great to know I can call them if for some reason a squirrel figures out a way to get back in!
Karen Eckholdt
Karen Eckholdt
14:54 22 Sep 22
Critter Stop has made this project easy and extremely professional from start to finish! They are very detailed and competent from start to finish and know so much about their business. They made a problem easy for us and at a reasonable cost. We would be happy to recommend this company and their owners and staff to anyone.
Aaron Echols
Aaron Echols
13:51 03 Aug 22
The guys at Critter Stop responded quickly, were very friendly, and gave us an honest estimate of what we might need. They explained why some items on other quotes were or were not necessary. They communicated well to get us scheduled, and did the work well and quickly. Great service at a fair and competitive price.
Jacob Scribner
Jacob Scribner
19:23 27 Jul 22
Brandon and his other coworker Gavin came to install insulation in my attic. I am very grateful for the hard work and professionalism. My house feels a lot better with the insulation installed. 5 star review. Cory Leach was also very nice and helpful. He came to my house to do another job and was very attentive and professional. Thank you Corey and thank you Critter Stop for helping me.The owner very polite and helpful, I’m glad I found this company to help me.
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