Hamlin is a city in Brown County, Kansas, United States.

[4][5] It was named in honor of Hannibal Hamlin, Abraham Lincoln's vice-president.

[6][7] According to the United States Census Bureau, the city has a total area of 0.09 square miles (0.23 km2), all land.

[8] The 2020 United States census counted 25 people, 9 households, and 6 families in Hamlin.

There were 14 housing units at an average density of 160.9 per square mile (62.1/km2).

22.2% of households consisted of individuals and 11.1% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 95.7% White, 2.2% African American, and 2.2% from other races.

31.6% of all households were made up of individuals, and 5.3% had someone living alone who was 65 years of age or older.

15.8% of all households were made up of individuals, and 5.3% had someone living alone who was 65 years of age or older.