quantico is part of what county
The Town of Quantico had a population of 513 as of July 1, 2017. Quantico ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Virginia. See peer rankings below. The primary coordinate point for Quantico is located at latitude 38.5224 and longitude -77.2902 in Prince William County. The formal boundaries for the Town of Quantico (see map below) encompass a land area of 0.07 sq. miles and a water area of 0 sq. miles. Prince William County is in the Eastern time zone (GMT -5). The elevation is 36 feet.