Special Report

The Oldest County in Every State

Montana: Golden Valley County
> Median age: 56.9 years (state: 39.9 years)
> Population under 18: 14.4% (state: 21.7%)
> Population 65 and over: 25.4% (state: 18.2%)
> Total population: 728
> Largest place in county: Ryegate

Nebraska: McPherson County
> Median age: 54.8 years (state: 36.5 years)
> Population under 18: 15.4% (state: 24.8%)
> Population 65 and over: 29.9% (state: 15.4%)
> Total population: 395
> Largest place in county: Tryon

Source: BOB WESTON / Getty Images

Nevada: Esmeralda County
> Median age: 55.4 years (state: 38.0 years)
> Population under 18: 16.6% (state: 22.9%)
> Population 65 and over: 28.5% (state: 15.4%)
> Total population: 969
> Largest place in county: Dyer

New Hampshire: Carroll County
> Median age: 52.3 years (state: 42.9 years)
> Population under 18: 16.1% (state: 19.3%)
> Population 65 and over: 27.0% (state: 17.5%)
> Total population: 48,138
> Largest place in county: Conway

Source: sparhawk4242 / Getty Images

New Jersey: Cape May County
> Median age: 49.6 years (state: 39.9 years)
> Population under 18: 17.6% (state: 22.1%)
> Population 65 and over: 25.8% (state: 15.9%)
> Total population: 93,086
> Largest place in county: Ocean City