31. Missouri

Average annual benefit: $17,267

In the Show-Me State, 873,524 retirees collected average monthly benefits of $1,438.96. Missouri is one of 13 states that tax benefits, but seniors who live entirely on their benefits and public pensions are fully exempt.

Moderately retirement-friendly, Missouri property taxes are slightly less than average, and there are credits available for some senior citizens. However, sales tax is higher than the national average and higher still in some localities.