Garrison, Missouri Statistic: Population, Charts, Map, Steets and More

The population of Garrison City is 155 people, according to the 2010 census. This census-designated place is located in Westmoreland County, Pennsylvania. The city is home to the Homer S. Ferguson. The population density was 0.6 people per square mile, which is well below the state average. Garrison City is home to many major religious congregations, including a thriving Irish Catholic population.