Barnes Lake-Millers Lake was a census-designated place (CDP) in Lapeer County in the U.S. state of Michigan. The CDP was used for statistical purposes and had no legal status as a municipality. The population was 1,093 at the 2010 census. Prior to the 2020 census, the CDP was split into two CDPs: Barnes Lake and Millers Lake. The CDP was located within Deerfield Township
The CDP was centered on two small lakes in north-central Lapeer County: Barnes Lake () and Millers Lake (). M-24 runs between the lakes, with Barnes Lake on the east and Millers Lake on the west. Both lakes drain into the Flint River, which is about one mile (1.6 km) to the north. The village of Columbiaville is about west-southwest. The city of Lapeer is about south.
Geography
According to the United States Census Bureau, the CDP had a total area of , of which were land and (11.05%) were water.
Demographics
As of the census
