Hamlin County, South Dakota Cities (2025)

6 cities

City
Rank
2025 Pop.
2020 Pop.
Change
Density
Area (mi²)
Type
Estelline17827470.9%8280.94 City
Castlewood27126970.42%6191.15 City
Lake Norden36245582.13%7160.87 City
Bryant44704690%8970.52 City
Hayti54283921.66%9680.44 Town
Hazel61011030%4170.24 Town