Dallastown is a city located in Pennsylvania. With a 2020 population of 3,851, it is the 258th largest city in Pennsylvania and the 5505th largest city in the United States. Dallastown is currently declining at a rate of -0.16% annually and its population has decreased by -4.89% since the most recent census, which recorded a population of 4,049 in 2010. Dallastown reached it's highest population of 4,087 in 2000. Spanning over 1 miles, Dallastown has a population density of 4,947 people per square mile.
The average household income in Dallastown is $52,841 with a poverty rate of 16.88%. The median rental costs in recent years comes to $888 per month, and the median house value is $117,800. The median age in Dallastown is 41.3 years, 35.2 years for males, and 47.2 years for females. For every 100 females there are 111.6 males.