From the record
“Old City Hall, also known as the Market House, is a historic city hall located at St. It was built in 1832 as the Market House, and underwent alterations in 1886.”
Wikipedia article Old City Hall (St. Charles, Missouri), CC BY-SA 4.0.
One of 40 National Register listings published here for St. Charles County · listed in 1980 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article



