Median Age in Miami-Dade County, FL
ACS 2024 5-Year Estimates
40.7 years
Rank #1,886/3,222 · #49 in FL
41th
Miami-Dade 40.7 years
FL 42.6 years -4.5%
US 38.9 years +4.6%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Miami-Dade County's median age of 40.7 years compares to all 3,222 U.S. counties. Values range from 21.4 years to 86.2 years.
Distribution of Median Age Across All Counties
Ranking Context
Counties ranked closest to Miami-Dade County for median age.
Nearby Rankings
Full ranking →| #1,883 | Sussex County, VA | 40.8 years |
| #1,884 | Lafayette County, WI | 40.8 years |
| #1,885 | Columbia County, FL | 40.7 years |
| #1,886 | Miami-Dade County, FL | 40.7 years |
| #1,887 | Lawrence County, IL | 40.7 years |
| #1,888 | McHenry County, IL | 40.7 years |
| #1,889 | Howard County, IN | 40.7 years |
About Median Age
Miami-Dade County, Florida has a median age of 40.7 years, ranking #1,886 of 3,222 counties nationwide — 4.6% above the national value of 38.9 years. Within Florida, it ranks #49 of 67. This places it in the 41th percentile nationally.
The median age of the total population. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.