In 2018, Maricopa County, AZ had a population of 4.41M people with a median age of 36.6 and a median household income of $65,252. Between 2017 and 2018 the population of Maricopa County, AZ grew from 4.31M to 4.41M, a 2.41% increase and its median household income grew from $62,223 to $65,252, a 4.87% increase.
The 5 largest ethnic groups in Maricopa County, AZ are White (Non-Hispanic) (54.8%), White (Hispanic) (23.8%), Black or African American (Non-Hispanic) (5.47%), Other (Hispanic) (5.01%), and Asian (Non-Hispanic) (4.09%). 27.7% of the households in Maricopa County, AZ speak a non-English language at home as their primary language, and 91.4% of the residents in Maricopa County, AZ are U.S. citizens.
The largest universities in Maricopa County, AZ are University of Phoenix-Arizona (29,222 degrees awarded in 2019), Grand Canyon University (24,004 degrees), and Arizona State University-Tempe (14,602 degrees).
In 2018, the median property value in Maricopa County, AZ was $276,800, and the homeownership rate was 62.6%. Most people in Maricopa County, AZ drove alone to work, and the average commute time was 24.4 minutes. The average car ownership in Maricopa County, AZ was 2 cars per household.