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That money could go toward more fun items and, perhaps more importantly, savings and long-term investments.

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According to research bySmartAsset, there are some places where people have more disposable income than most.

The cost of living is also much higher than the national average 49.7% higher.

Still, a three-person family can have a shot at a disposable income of $20,801.

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The cost of living in Collin County is 11.7% higher than the national average.

Thats all on a median household income of $150,502.

Fort Bend County, Texas

Median household income in Fort Bend County is $105,583.

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A three-person household has disposable income of $15,769.

Thats all from a median income of $135,528.

Residents of Nassau County experience a cost of living thats 60.6% higher than the national average.

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The cost of living in this county is 38.5% higher than the national average.

The median income is a bit lower compared with other counties on this list so far at $102,711.

However, the cost of living in this county makes up for this lower income.

Its just 0.1% higher than the national average.

This county has a median income of $113,885.

The cost of living here is 41% higher than the national average.

Its residents have a median income of $95,085.

Disposable income for two working adults and a child is at $8,640.

Residents here will see a cost of living thats 17.2% higher than the national average.

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