Perry Hall is an unincorporated community and census-designated place in Baltimore County, Maryland, United States. The population was 28,474 at the 2010 census.
Perry Hall is located at 39°24′5″N 76°28′44″W.
According to the United States Census Bureau, the CDP has a total area of 7.0 square miles (18 km2), all land.
Perry Hall Middle School is the largest middle school in Baltimore County. Current enrollment is 1851 students. The state rated school capacity is 1643. Enrollment projections released by Baltimore County Public Schools on Feb 20, 2017, indicate Perry Hall Middle School will have 2075 students in the 2018–19 school year. As of Feb 25, 2017, The Baltimore County Board of Education has not released any information on a plan to alleviate the overcapacity situation. http://www.bcps.org/schools/profile.aspx?OrgID=103, https://www.boarddocs.com/mabe/bcps/Board.nsf/files/AJDM3R56FD9D/$file/SC2016%20FINAL%20020217.pdf
As of the census of 2000, there were 28,705 people, 11,578 households, and 7,884 families residing in the CDP. The population density was 4,104.8 people per square mile (1,585.6/km2). There were 11,578 housing units at an average density of 1,655.7 per square mile (639.5/km2). The racial makeup of the CDP was 88.79% White, 4.53% African American, 0.11% Native American, 5.08% Asian, 0.03% Pacific Islander, 0.37% from other races, and 1.10% from two or more races.