National Historic Site
New Philadelphia National Historic Site
- Designation
- National Historical Site
- State or territory
- Illinois
- Coordinates
- 39.6980° N, 90.9613° W
- Park code
- NEPH
Alerts
Parks Alerts doesn’t post alerts for this unit yet; its feeds cover national parks and national monuments. Check current conditions on the unit’s nps.gov page.
The unit’s boundary, from the National Park Service.