| Place Name | Free Union |
| Place Type | Census Designated Place |
| ZIP Code(s) | 22940 |
| County | Albemarle County |
| Area Code(s) | 434 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 207 |
| Population Growth Rate (2010-19) | -3.11% |
| Majority Ethnicity | White 100% |
| Metro/Micro Stats Area | Charlottesville, VA |
| US Congressional District(s) | Virginia 5th |
| House of Delegates Districts | 58 |
| State Senate Districts | 25 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 100% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |