New Philadelphia National Historic Site

Usual hours

• Mon–Sun 0:00–0:00

From 56 published days, 2026-10-19 to 2026-12-13; community-mapped.

About

Entrance / day-use fee applies.

This park's official page lists: Store / concessions.

This park's official page lists: Visitor center.

At the park

• Visitor center exhibit
• Wildlife & bird watching scenic feature

Shows and experiences

• Historic sites & museum

Before you go

Limits

Yes, service dogs are legally permitted anywhere in a park that visitors can go

Getting there

New Philadelphia National Historic Site is in rural western Illinois between the Mississippi and Illinois rivers near Interstate 72. The site can be reached by turning onto 306th Lane from County Highway 2. An informational kiosk is immediately on the left after turning onto 306th Lane. The small city of Barry lies two miles west and has the nearest services. Hannibal, Missouri, is 27 miles west. Springfield, Illinois, is 76 miles east. St. Louis lies about 115 miles south.

Weather & when to go

Temperatures at our site can range from 0°F (-18°C) in the winter to 95°F (35°C) or warmer in the summer. Summers can be very humid, with intense sun, rainstorms, thunderstorms possible. Snow and occasional blizzard conditions are possible in the winter. Please dress appropriately for potential weather conditions and plan ahead.

History

Opened

2022

Heritage status

Listed heritage / protected status

• Park opened