# Union, South Dakota — #127 of 3,144 counties

> Liberty Moving composite score 7.59 of 10. FIPS 46127. Population 17,183. v4 — beta, 30 October 2026, sourced values.

About 17,200 people live in Union, South Dakota. It ranks #127 of 3,144 counties for liberty, and #33 of 66 in South Dakota. The combined sales tax is 4.2%, lower than in 92% of counties. Property tax takes about 1.12% of a home's value each year, more than in 77% of counties. Local government employs a smaller share of working residents than in 83% of counties. The homicide rate is lower than in 69% of counties. Life expectancy is at least 80 years, longer than in 91% of counties. Air quality is better than in 72% of counties (a typical day's air quality index is 37), and flood and hurricane risk is lower than in 66% of counties. On this site's state scores, South Dakota gets 8.18 of 10 for economic freedom, based on the Fraser Institute's ranking, and 10 of 10 for gun rights.

## Scores

| Factor | Level | Score (0–10) | Flag |
|---|---|---|---|
| Fraser Institute state ranking | state | 8.18 |  |
| 2A | state | 10.00 |  |
| Air quality | county | 6.30 |  |
| GOP + LP vote for President | county | 7.00 |  |
| Homicide rate | county | 9.39 |  |
| Sales tax | county | 6.18 |  |
| Property tax | county | 4.40 |  |
| Floods / hurricanes | county | 5.25 |  |
| Life expectancy | county | 10.00 |  |
| Government employees | county | 8.31 |  |
| Single-parent households | county | 9.03 |  |

"est" marks a derived or placeholder value with no published county figure.

## Neighbors

- #304 Clay, South Dakota — https://libertymoving.org/counties/46027.md
- #200 Sioux, Iowa — https://libertymoving.org/counties/19167.md
- #173 Lincoln, South Dakota — https://libertymoving.org/counties/46083.md
- #574 Dakota, Nebraska — https://libertymoving.org/counties/31043.md
- #411 Dixon, Nebraska — https://libertymoving.org/counties/31051.md
- #2055 Woodbury, Iowa — https://libertymoving.org/counties/19193.md
- #322 Plymouth, Iowa — https://libertymoving.org/counties/19149.md

## Links

- Page: https://libertymoving.org/counties/46127
- Compare: https://libertymoving.org/compare?a=46127
- Methodology: https://libertymoving.org/methodology
- Sources and terms: https://libertymoving.org/privacy