Population By Race and Ethnicity in Maricopa County, AZ in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 4,405,306 population of Maricopa County, Arizona comprised of 1,372,763 people who identified as Hispanic (31.16%), and 3,032,543 people who identified as Non-Hispanic (68.84%).

Race: The White Alone population was the largest racial group in Maricopa County, Arizona with a population of 3,652,219 (82.91%); Black or African American Alone population was the second largest racial group with a population of 278,644 (6.33%); and Asian Alone was the third largest racial group with a population of 203,002 (4.61%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Maricopa County, Arizona in 2018, with a population of 2,420,983 (54.96%); the second largest ethnic group was White Alone - Hispanic with a population of 1,231,236 (27.95%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 242,660 (5.51%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Maricopa, Arizona.

You can find similar information for other Arizona counties, and for Arizona.

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Hispanics and Non Hispanics in Maricopa County, AZ in 2018
Total Population:
Race in Maricopa County, AZ in 2018
Total Population:
Ethnicity in Maricopa County, AZ in 2018
Total Population:
Population By Race in Maricopa , AZ in 2018
Race Population Percentage
Black or African American Alone 278,644 6.33%
White Alone 3,652,219 82.91%
American Indian and Alaska Native Alone 124,643 2.83%
Asian Alone 203,002 4.61%
Native Hawaiian And Pacific Islander Alone 12,601 0.29%
Two Or More Races 134,197 3.05%
Population By Ethnicity in Maricopa , AZ in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 35,984 0.82%
White Alone - Hispanic 1,231,236 27.95%
American Indian and Alaska Native Alone - Hispanic 52,323 1.19%
Asian Alone - Hispanic 13,010 0.3%
Native Hawaiian And Pacific Islander Alone - Hispanic 4,175 0.1%
Two Or More Races - Hispanic 36,035 0.82%
Black or African American Alone - Non Hispanic 242,660 5.51%
White Alone - Non Hispanic 2,420,983 54.96%
American Indian and Alaska Native Alone - Non Hispanic 72,320 1.64%
Asian Alone - Non Hispanic 189,992 4.31%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 8,426 0.19%
Two Or More Races - Non Hispanic 98,162 2.23%