With approximately 3.1 million residents, Iowa was named the tenth-safest state by WalletHub. Here are other some other facts about the state:Median Household Income (2010-2014): $52,716 Persons in poverty: 12.2% Unemployment rate (May 2016): 3.9%Murders and Non-negligent Manslaughters per 100,000 residents: 1.93Forcible Rapes per 100,000 residents: 36.30 Assaults per 100,000 residents: 202 Thefts per 100,000 residents: 2,127 Sex Offenders per 100,000 residents: 173 DUIs per 100,000 residents: 354