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Welcome to County Line Animal Hospital!

County Line Animal Hospital provides quality veterinary care for dogs and cats in Ontario, New York, and the surrounding communities. Our warm and inviting hospital boasts superb veterinarians and a caring support staff that is dedicated to our patients, clients, and community.

As a full-service animal hospital, we offer the following:

Please call (585) 265-0030 to schedule an appointment or book an appointment online.

Featured Services

Preventive Dental Care

Spay & Neuter Procedures

Pet Grooming

See All services

Third Party Pharmacies

Effective January 1st, 2026 we will no longer be accepting requests from third party pharmacies which include Chewy, 1800PetMeds, Amazon, etc.. Learn More »

Understanding Animal Pain: Acute vs. Chronic Pain in Dogs and Cats

A guide for pet owners on how to recognize the key differences between sudden acute pain and persistent chronic pain in dogs and cats.

Learn More »

Our Clients Love Us

Dr. Vleuten is the most knowledgeable and compassionate vet I have ever met. The staff is very friendly and helpful.

Claire Parker

Everyone at the office is always so kind to us and our pets. We have been using this office for 15 years and can't imagine taking our pets anywhere else. They give our pets the utmost attent...

Jennie Deville

4.8

Rating on
Google Reviews!