The Treaty of Logstown was signed by representatives of the Iroquois Confederation, Lenape and Shawnee leaders there;[4] George Washington visited the area to speak with the Natives himself under Queen Alliquippa.

The oldest recorded house in Baden was built in the early 1800s, and it became a stopping place for farmers on their way to Pittsburgh to sell their livestock.

Baden was founded as a village in 1838 and was named after the German resort town of Baden-Baden at the border of the Black Forest.

[5] Early on, Baden was home to boat building yards, quarries, a lath mill and a gristmill.

After Baden was established as a borough in 1858, it grew with the appearance of steel mills and oil wells in the area as well as the growth of the railroads, including the nearby Conway Yard, now operated by Norfolk Southern.

Baden borders two municipalities, with Economy to the north and east, and Harmony Township to the south.