QuickFacts

The population of Pennsylvania is

12,802,503

Population per square mile in Harris County, Texas is

2,402.4

15.4%

of persons in Pennsylvania are 65 years and over

Median household income of Ohio is

$48,849

13.8%

of persons in Michigan are 65 years and over

11.4%

of persons in California are 65 years and over

28.0%

of persons in Harris County, Texas are under 18 years

Population per square mile in Michigan is

174.8

Median household income of Florida is

$47,212

Population per square mile in Cook County, Illinois is

5,495.1

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census