There are 179 Interior Designers in Montgomery County, Pennsylvania, serving a population of 818,677 people in an area of 483 square miles. There is 1 Interior Designer per 4,573 people, and 1 Interior Designer per 2 square miles.
In Pennsylvania, Montgomery County is ranked 6th of 67 counties in Interior Designers per capita, and 5th of 67 counties in Interior Designers per square mile.