Maricopa County, AZ population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Maricopa County increased by 1.49 million. In this period, the peak population was 4.59 million in the year 2023. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth.
| Year | Population | Year on Year Change | Change in Percent |
|---|---|---|---|
| 2000 | 3,097,620 | - | - |
| 2001 | 3,203,046 | 105,426 | 3.40% |
| 2002 | 3,305,080 | 102,034 | 3.19% |
| 2003 | 3,401,622 | 96,542 | 2.92% |
| 2004 | 3,516,104 | 114,482 | 3.37% |
| 2005 | 3,664,472 | 148,368 | 4.22% |
| 2006 | 3,796,008 | 131,536 | 3.59% |
| 2007 | 3,893,016 | 97,008 | 2.56% |
| 2008 | 3,980,234 | 87,218 | 2.24% |
| 2009 | 4,040,053 | 59,819 | 1.50% |
| 2010 | 3,825,183 | -214,870 | -5.32% |
| 2011 | 3,875,371 | 50,188 | 1.31% |
| 2012 | 3,948,165 | 72,794 | 1.88% |
| 2013 | 4,018,657 | 70,492 | 1.79% |
| 2014 | 4,094,842 | 76,185 | 1.90% |
| 2015 | 4,174,423 | 79,581 | 1.94% |
| 2016 | 4,258,019 | 83,596 | 2.00% |
| 2017 | 4,329,227 | 71,208 | 1.67% |
| 2018 | 4,405,306 | 76,079 | 1.76% |
| 2019 | 4,492,261 | 86,955 | 1.97% |
| 2020 | 4,445,059 | -47,202 | -1.05% |
| 2021 | 4,499,438 | 54,379 | 1.22% |
| 2022 | 4,555,833 | 56,395 | 1.25% |
| 2023 | 4,585,871 | 30,038 | 0.66% |
TABLE OF CONTENTS
Maricopa County, AZ population from 2000 to 2023
From 2000 to 2010, Maricopa County's population increased by 727,563 (23.49%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 9.63%.
From 2010 to 2020, Maricopa County's population increased by 619,876 (16.21%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.18% .
After the COVID19 pandemic and, between the year 2020 and 2023, Maricopa County's population increased by 140,812 (3.17%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Maricopa County's population from 2000 to 2023.
The estimated population at the end of 2023 was 4.59 million.
Between the year 2000 and 2023, Maricopa County's population peaked in year 2023 at 4.59 million.
Between the year 2000 and 2023, Maricopa County's population was lowest in year 2000 at 3.1 million.
Maricopa County, AZ annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Maricopa County grew year by year for 21 years and declined for 2 years.
From 2000 to 2023, Maricopa County had an average annual population growth rate of 2.09% per year. Overall the population grew 48.04% between 2000 and 2023.
FIGURE 2
Maricopa County annual population growth rate
The average annual growth rate from 2000 to 2023 was 2.09% per year.
From 2004 to 2005 Maricopa County population grew the most, with an increase of 148,368 people (a 4.22% year-on-year increase)..
From 2009 to 2010 Maricopa County population experienced the most significant decrease, with a decline of 214,870 people (a 5.32% year-on-year decline).
Things to know
Is Maricopa County, AZ population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Maricopa County's population increased by 86,433 between 2021 and 2023. The increase was 56,395 (increased) between 2021 and 2022; and increase of 30,038 (0.66%) between 2022 and 2023.
How has the population of Maricopa County, AZ changed in the last 10 years?
Between 2013 and 2023, population of Maricopa County increased by 567,214 (14.11%). The population was highest at 4.59 million in the year 2023 and lowest at 4.09 million in the year 2014. Overall the average growth rate witnessed for the last 10 years was 1.33%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)