These Arizona counties, on average, have the oldest and youngest residents. Here's where
The median age of Arizonans has only been increasing over the past decade. Here's which counties are the oldest and youngest in the state.
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DATA: A look at violent crime rates by county in Arizona
How different are violent crime rates in Arizona’s 15 counties ... balancing for population, Maricopa County has the highest violent crime rate in the state. There were 224 violent crime ...