Ada (pronunciation: /eɪdə/ ay-də) is a city in Norman County, Minnesota, United States. The population was 1,707 at the 2010 census. It is the county seat of Norman County.
Minnesota State Highways 9 and 200 are two of the main arterial routes in the city.
According to the United States Census Bureau, the city has a total area of 1.3 square miles (3.5 km²), all of it land.