Culligan of Illinois
Your local waterexperts since 1936
Enjoy cleaner, softer water at every faucet in your home.
Request Water Consultation
Culligan of Illinois
Water you loveat every tap
Find out what's in your water by scheduling a free water consultation.
Request Water Consultation
Culligan of Illinois
More than soft water,smart water
Elevate your water experience with cutting-edge smart features.
877-989-9411
Water solutions you can trust
Backed by over 85 years of experience, your local Culligan water expert has a wide range of products to address your unique water concerns.
Did you know that the EPA recently updated PFA regulations?
Learn More About PFAS
The Culligan advantage
As the leaders in water treatment for 85+ years, Culligan helps you provide your family with better, safer water at every tap.
100% satisfaction guaranteed
If you are dissatisfied for any reason, Culligan will refund your purchase within 30 days.
600+ locations nationwide
With locally-owned dealerships in communities across North America, Culligan is your local water expert.
#1 in custom water solutions
No one filters, softens and delivers more than Culligan.
Culligan of Illinois
When you choose Culligan for your water needs, you’re choosing an industry leader with top-rated water treatment equipment, advanced technology and a 100% satisfaction guarantee. Since 1936, Culligan's local water experts have been committed to providing the best service available.
Worried about your water?
Get a FREE water consultation!
Improving your home's water is easier and more convenient than ever with Culligan's in-home or virtual appointments.
Schedule Your Water Test
Culligan services
You can count on Culligan service to exceed your expectations. Check out the wide range of services provided by your local water expert below.
Water quality your family can count on
Culligan's award-winning technology and service have attracted recognition from some of the most trusted names in product testing and quality assurance.
The Culligan of Illinois difference
Ryan and the Culligan team were excellent; efficient, knowledgeable and accommodating when scheduling. Appreciated the follow-up as well. Thank you!
Rainy Day
07/07/2025
Ryan and the Culligan team were excellent; efficient, knowledgeable and accommodating when scheduling. Appreciated the follow-up as well. Thank you!
Rainy Day
07/07/2025
My service guys in Coal City are the best, they do my free inspection and services, to my iron filter. That's why I love renting my equipment
Sandy Harris
07/03/2025