Posted January 30 , 2026

Is something scuttling inside your walls? Learn how to spot the signs of mice and rats and discover effective solutions to protect your Hamden home from these unwanted pests. Expello Pest Control helps you reclaim your peace of mind
Rodents in Your Walls? How to Identify and Get Rid of Mice and Rats in Your Hamden Home

That unsettling scratching or scurrying sound coming from behind your walls late at night is a homeowner's nightmare. If you live in Hamden, CT, and suspect you have uninvited guests like mice or rats making themselves at home, you're not alone. Rodents are a common problem, especially as the weather cools and they seek warmth and shelter. But how do you know for sure, and more importantly, how do you get rid of them?

At Expello Pest Control LLC, we understand the stress and potential damage rodents can cause. Let's walk through how to identify these sneaky pests and why professional help is often the best solution for your Hamden home.

The Unwanted Houseguests: Why Rodents Choose Your Home

Mice and rats are constantly looking for food, water, and shelter. Your cozy Hamden home offers all three! They can squeeze through tiny openings – a mouse can fit through a hole the size of a dime, and a young rat through a hole the size of a quarter. Once inside, walls, attics, and basements provide perfect, hidden highways for them to travel and build nests.

Signs You Have Rodents Hiding in Your Walls

Catching a glimpse of a mouse or rat is a sure sign, but these creatures are masters of stealth. Often, the first clue you have a problem is not seeing them, but hearing or seeing their traces.

Strange Noises: This is usually the most common giveaway. Listen for scratching, gnawing, or scurrying sounds coming from inside your walls, ceiling, or attic, especially at night when rodents are most active.

• Droppings: Small, pellet-like droppings are a tell-tale sign. Mouse droppings are tiny (about the size of a rice grain), while rat droppings are larger, more capsule-shaped. You might find them in pantries, under sinks, or along baseboards.
  
  
• Gnaw Marks: Rodents constantly gnaw to keep their teeth from growing too long. Look for chew marks on food packaging, wooden furniture, electrical wires, or even pipes. This isn't just annoying; gnawed electrical wires are a significant fire hazard.
  
  
• Unpleasant Odors: A musky, stale smell, especially in confined areas like closets or cabinets, can indicate a rodent infestation, particularly if there's a large number or if they've died in an inaccessible spot.Nests: Rodents build nests out of shredded materials like paper, fabric, or insulation. You might find these in hidden corners of your attic, garage, or even behind appliances.
  

The Hidden Dangers of Rodents

It's not just about the "ick" factor. Rodents pose several serious risks:

• Health Hazards: Mice and rats can carry and spread various diseases through their droppings, urine, and saliva, such as Hantavirus, Salmonella, and Leptospirosis.
  
  
• Property Damage: Beyond gnawing wires, they can contaminate food, damage insulation, and weaken structural elements of your home. A single pair of mice can produce 5-10 litters per year, and a rat can have up to 7 litters, each with multiple offspring. This means a small problem can quickly become a big one!
  
  
• Fire Risk: As mentioned, chewing on electrical wires can create bare wires, leading to short circuits and potentially house fires.
  
  Don't Go It Alone: Why Professional Rodent Control is Key
  
  While DIY traps might catch a few rodents, they rarely solve the root of the problem. Rodents are intelligent and prolific breeders. A professional pest control service like Expello Pest Control LLC offers a comprehensive approach:
  
  1. Thorough Inspection: Our experts will conduct a detailed inspection of your Hamden property to identify entry points, nesting sites, and the extent of the infestation. We know where to look and what to look for.
  
  2. Effective Removal: We use safe and proven methods to remove rodents from your home. This isn't just about setting traps; it's about strategic placement and understanding rodent behavior.
  Prevention Strategies: The key to long-term rodent freedom is preventing them from coming back.
  
  3. We'll identify and seal entry points, and provide recommendations to "rodent-proof" your home, addressing factors that attract them. This proactive approach sets us apart.
  
  Your Local Rodent Control Experts in Hamden, CT
  
  When you hear those suspicious sounds in your walls, you need a quick and reliable solution from someone who understands the local environment.
  
  Expello Pest Control LLC is your local, licensed, and insured expert for rodent control in Hamden, CT, and throughout New Haven County.
  
  

We pride ourselves on providing clear communication, straightforward pricing, and reliable follow-through.

Our goal is to solve your rodent problem without the runaround, using effective treatments that protect your family and pets.

Don't let mice and rats make your Hamden home their permanent residence.

If you suspect you have rodents in your walls or anywhere else in your home, it's time to take action.

Ready to get rid of those unwanted guests?

Contact Expello Pest Control LLC today! Call us at +1 (203) 494-1630

We proudly serve Hamden, New Haven, Wallingford,, West Haven, Milford, Wallingford, East Haven, North Haven, Branford, Guilford, Derby, Ansonia, Bethany, Woodbridge, Cheshire, and many other communities across New Haven County, CT.

Let us bring you peace of mind and reclaim your home from rodents.