The Oldest County in Every State

Source: raksybH / iStock via Getty Images

Oklahoma: McIntosh County
> Median Age: 47.7 years (state: 36.7 years)
> Population 65 and over: 25.7% (state: 15.7%)
> Total population: 19,677
> Life expectancy: 74.7 years
> County seat: Eufaula

Source: Claudia Cooper / iStock via Getty Images

Oregon: Wheeler County
> Median Age: 56.9 years (state: 39.5 years)
> Population 65 and over: 34.4% (state: 17.6%)
> Total population: 1,417
> Life expectancy: N/A
> County seat: Fossil

Source: Public Domain / Wikimedia Commons

Pennsylvania: Sullivan County
> Median Age: 54.5 years (state: 40.9 years)
> Population 65 and over: 28.0% (state: 18.3%)
> Total population: 6,038
> Life expectancy: 77.5 years
> County seat: Laporte

Source: Wangkun Jia / Getty Images

Rhode Island: Newport County
> Median Age: 45.8 years (state: 40.0 years)
> Population 65 and over: 22.2% (state: 17.3%)
> Total population: 82,731
> Life expectancy: 81.6 years
> County seat: Newport

Source: Public Domain / Wikimedia Commons

South Carolina: McCormick County
> Median Age: 56.6 years (state: 39.7 years)
> Population 65 and over: 34.5% (state: 17.7%)
> Total population: 9,495
> Life expectancy: 72.5 years
> County seat: McCormick

Sponsored: Tips for Investing

A financial advisor can help you understand the advantages and disadvantages of investment properties. Finding a qualified financial advisor doesn’t have to be hard. SmartAsset’s free tool matches you with up to three financial advisors who serve your area, and you can interview your advisor matches at no cost to decide which one is right for you. If you’re ready to find an advisor who can help you achieve your financial goals, get started now.

Investing in real estate can diversify your portfolio. But expanding your horizons may add additional costs. If you’re an investor looking to minimize expenses, consider checking out online brokerages. They often offer low investment fees, helping you maximize your profit.