Grain Valley has a City Administrator form of Government, with the reporting to the Mayor and Board of Alderman. The Board is made up of 6 members which represent 3 different wards within Grain Valley.
Grain Valley is in Jackson County which has its County seat in Independence, Missouri. Jackson County is a Class One County and is ran by a County Executive, and has a County Legislator that represents different parts of the County. Grain Valley is represented by two of these legislators. One at large appointed by the Legislators and one elected by the people.
Access the Government information you need through the City, County, and State links provided below: