ZIP Code 51346
About Hartley
Hartley is a city in O'Brien County, Iowa, United States. The population was 1,605 in the 2020 census.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
2,211
population
$60,179
median household income
15
people / sq mi
$125,800
median home value
$721
median gross rent
43.5
median age
1,026
housing units
941
households
146.2
land area (sq mi)