There are 668 Pharmacies in Collin County, Texas, serving a population of 914,075 people in an area of 842 square miles. There is 1 Pharmacy per 1,368 people, and 1 Pharmacy per 1 square miles.
In Texas, Collin County is ranked 54th of 254 counties in Pharmacies per capita, and 5th of 254 counties in Pharmacies per square mile.