Monticello is a populated place LOCATED WITHIN the City of Shawnee. In turn, the City of Shawnee is located within Johnson County.
Monticello is located at latitude 38.999 and longitude -94.844.
Since Monticello is located within the City of Shawnee, all of the census and demographic data for residents of Monticello are included as part of the information reported for City of Shawnee in the "Profile" tab above.