
Gettysburg
- County:
- Adams County
- County Seat:
- Yes
- Area (mi²):
- 1.66
- State:
- Pennsylvania
Gettysburg is a borough located in Adams County, Pennsylvania. Gettysburg has a 2025 population of 9,375. It is also the county seat of .Gettysburg is currently growing at a rate of 5.09% annually and its population has increased by 31.91% since the most recent census, which recorded a population of 7,107 in 2020.
The average household income in Gettysburg is $81,905 with a poverty rate of 12.55%. The median age in Gettysburg is 22.3 years: 21.7 years for males, and 23 years for females.