United States · County Index
US County Populations 2026
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| COUNTY | STATE | 2026 POP. ↓ | 2020 POP. | CHANGE (2020) |
|---|---|---|---|---|
US County Population Trends
Largest Counties
According to the most recent United States Census, in is the largest county in the nation, with a total population of . in follows with residents.
| County | State | 2026 Pop. ↓ |
|---|
US County Population Map
Counties with Growing Populations
Recent statistics show remarkable population growth in several counties.
| County | State | Change ↓ |
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Counties with Shrinking Populations
Recent statistics show significant population declines in several areas.
| County | State | Change ↑ |
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