Private Tours are available by appointments for small groups. Open House Dates are every 1st and 3rd Sunday from 1:00-4:00 PM. Tickets are $10 for adults, $5 for students and $3 for children.
For questions, private tours and special event rentals please contact the Peoria Historical Society Office 309-674-1921. 

The John C. Flanagan House Museum was built in 1837 on Peoria's east bluff by Judge John C. Flanagan and is the oldest standing house in Peoria. This American Federalist style house offers a spectacular view of the Illinois River Valley. Collections of antique glass, china, furniture, toys, quilts and vintage clothing are displayed. The house is on the National Register of Historic Places and is owned by the Peoria Historical Society.

for more info: https://www.peoriahistoricalsociety.com/events