ZIP Code 40818
About Coalgood
Mary Helen is an unincorporated community in Harlan County, Kentucky, United States.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
148
population
$36,797
median household income
34
people / sq mi
46.4
median age
74
housing units
46
households
4.4
land area (sq mi)