Melvin is a village in Sanilac County in the U.S. state of Michigan.

The village is within Speaker Township, and is located within the Thumb Region of Michigan.

According to the United States Census Bureau, the village has a total area of 0.97 square miles (2.51 km2), all land.

16.1% of all households were made up of individuals, and 6.5% had someone living alone who was 65 years of age or older.

26.6% of all households were made up of individuals, and 10.9% had someone living alone who was 65 years of age or older.

About 11.1% of families and 12.4% of the population were below the poverty line, including 15.4% of those under the age of eighteen and 6.1% of those 65 or over.