
Allenwood
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 0.588
- State:
- Pennsylvania
Allenwood is a CDP located in Union County, Pennsylvania. Allenwood has a 2025 population of 312. Allenwood is currently declining at a rate of -0.32% annually but its population has increased by 60% since the most recent census, which recorded a population of 195 in 2020.
The average household income in Allenwood is $82,086 with a poverty rate of 0.85%. The median age in Allenwood is 46.1 years: 35.9 years for males, and 52.3 years for females.