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National Historic Site

New Philadelphia National Historic Site

A grassy field surrounded by forest under a sunny sky with large white clouds.

View of New Philadelphia National Historic Site on a sunny day.

Photo: NPS Photo

About

To a casual observer, New Philadelphia looked like a typical Illinois pioneer town. But a closer look revealed a unique and racially diverse community. New Philadelphia was the first US town platted and registered by an African American. A formerly enslaved man, Free Frank McWorter, founded New Philadelphia in 1836 and purchased freedom for himself and 15 family members.

Activities

Guided Tours

Directions

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.

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Weather

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.

News

Feb 17, 2026

Lincoln Home National Historic Site Hosts Black History Month Presentation

Lincoln Home National Historic Site plans to host a free, public presentation for Black History Month titled "New Philadelphia: Its Connections to Springfield and the 1908 Race Riot.