Keystone is located in Iowa.
Keystone, Iowa has a population of
554.
Keystone is
less
family-centric than the surrounding county with
25% households with children.
The county percentage for households with children is 29%.
The median household income in Keystone, Iowa is
$66,339.
The median household income for the surrounding county is $69,218
compared to the national median of $66,222.
The median age of people living in Keystone is
44.8 years.
Keystone Weather
The average high temperature in July is 84.58
degrees, with an average low temperature in January of 8.22 degrees.
The annual precipitation is
35.06.
