# Johnson County

<https://civism.io/en-US/usa/places/johnson-ee42866b5d03>

Johnson County — County in the United States.

County

## Population

18,718

Estimate for July 1, 2025

Population

| Year | Population |
| --- | --- |
| 2020 | 17,985 |
| 2021 | 18,042 |
| 2022 | 18,005 |
| 2023 | 18,325 |
| 2024 | 18,522 |
| 2025 | 18,718 |

US Census Bureau, Population Estimates Program, Vintage 2025

## Election administration

Election administration

| Measure | 2024 | 2022 | 2020 |
| --- | --- | --- | --- |
| Precincts | 11 | 10 | 10 |
| Polling places | 11 | 10 | — |
| Election Day polling places | 10 | 10 | 11 |
| Early-voting polling places | 1 | 1 | 1 |
| Poll workers | 100 | 85 | 93 |

US Election Assistance Commission, Election Administration and Voting Survey (EAVS)