20. Davenport, Iowa, Metro Area

• 2010-15 income increase: 4.66 percent
• 2015 personal income: $45,033

Incomes are rising slowly in the Davenport region of Iowa, where the median hourly wage is $16.66, compared to $17.81 in the nation as a whole. Year over year, residents only saw their wages increase by an average of 0.93 percent between 2010 and 2015. Luckily, the cost of living in the Davenport area is even lower than Iowa as a whole.

Unemployment sits at a relatively high 6 percent, and job growth stands at an unimpressive -0.2 percent. The good news is that the cost of living in the region is 14.6 percent below the national average.