About 37 percent said they were moderates . The central part of Iowa is the state 's most Democratic region . Western Iowa is home to the most Republicans . News of Iowa 's largest newspaper , the Des Moines Register , highly varies . This can affect how many people turn out .
The central part of Iowa is the state 's most Democratic region . Western Iowa is home to the most Republicans . News of Iowa 's largest newspaper , the Des Moines Register , highly varies . This can affect how many people turn out .