Grand Blanc is a city in Genesee County in the U.S. state of Michigan and a suburb of Flint. The population was 8,242 at the 2000 census. The city is situated within Grand Blanc Charter Township, but is politically independent. With the township and city population it is the second largest city in Genesee county. A May 2006 vote ended governmental research into a plan to consolidate the city and township governments.