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Population of Maricopa County

The Population in Maricopa County Continues to Grow

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Population of Maricopa County
© Judy Hedding

What is the population of Maricopa County? Maricopa County is where Phoenix, Arizona is located. Other major Arizona cities like Mesa, Scottsdale, Tempe and Glendale, are also in Maricopa County. The U.S. Census Bureau provides county population statistics at each full Census in years ending in a "0", as well as population estimates at various intermediate years.

Population of Maricopa County, 2013

4,009,412

Maricopa County Population Growth since 2010: 5%

From July 1, 2012 to July 1, 2013, Maricopa County had the second highest numeric increase in population of all counties in the U.S.

Maricopa County has the 4th largest population of counties in the U.S.

Population of Phoenix Metro Area, 2013

The Census defines the Phoenix-Mesa-Glendale Metropolitan Statistical Area (MSA) as including both Maricopa and Pinal counties. The 2013 estimate put the population at 4,398,762, making it the 12th largest metro area in the U.S.

By How Many People Did Maricopa County's Population Grow Every Single Day?

From April 1, 2000 to April 1, 2010 the population of Maricopa County grew by about 204 people per day. From April 1, 2010 to July 1, 2013 the population of Maricopa County grew by about 163 people per day. Those are net figures, meaning it takes into account how many people left Maricopa County or passed away during that time.

What is the Second Largest County in Arizona?

Pima County, where the City of Tucson is located, is the second largest count in Arizona. It grew 16.2% from 2000 (population 843,746) to 2010 (population 980,263), with a net growth of 37 people per day. It grew 1.7% from 2010 (population 980,263) to 2013 (population 996,554), with a net growth of 15 people per day.

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