Caring for the pets of Millstadt, IL for over 40 years.

Mon-Clair Animal Hospital


P: 618-476-3786
F: 618-476-1094
E: [email protected]


520 E. Washington
Millstadt, IL 62260
Click here for directions.


Mon & Thur: 7 am - 5:30 pm
Fri: 7 am - 5 pm (Doctor Hours 9:30 am - 12 pm & 2 pm - 5 pm)
Sat: 7 am - 12 pm
Sun: Closed

Welcome to Mon-Clair Animal Hospital!

Our goal is to provide compassionate care and excellence in veterinary service for every patient who walks through our doors. We want your veterinary experience to be simple, affordable, and exceptional. Our team is here to keep your pets feeling their best!

Meet Our Team

The Mon-Clair Animal Hospital team goes above and beyond for our patients. You can count on us to be there when you and your furry friends need us most!

Trusted Veterinary Care

From wellness exams and dental care to emergencies, boarding, and grooming, we’re here for you and your pets throughout every stage of their life.

Dr. Harres has treated our dogs like family for somewhere around 20 years now and I wouldn’t dream of taking them to any of veterinarian office.

Glenn L.

Everyone there is so professional from the office staff, vet techs and vets. They are very caring and the doctor herself called with lab results for our cat. Highly recommend Mon-Clair!

Julie R.

Caring for the pets of Millstadt, IL and beyond.

At Mon-Clair Animal Hospital, we strive to provide high-quality and compassionate veterinary care for the four-legged family members of Millstadt, IL and beyond.

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