# Mercer, Missouri — #271 of 3,144 counties

> Liberty Moving composite score 7.22 of 10. FIPS 29129. Population 3,469. v4 — beta, 30 October 2026, sourced values.

About 3,500 people live in Mercer, Missouri. It ranks #271 of 3,144 counties for liberty, and #12 of 115 in Missouri. The combined sales tax is 7.97%, higher than in 82% of counties. Property tax takes about 0.69% of a home's value each year, less than in 55% of counties. Local government employs a larger share of working residents than in 58% of counties. The homicide rate is lower than in 77% of counties. Life expectancy is about 78.2 years, longer than in 76% of counties. Air quality is better than in 60% of counties (a typical day's air quality index is 39), and flood and hurricane risk is lower than in 88% of counties. On this site's state scores, Missouri gets 6.81 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 | 6.81 |  |
| 2A | state | 10.00 |  |
| Air quality | county | 6.09 |  |
| GOP + LP vote for President | county | 8.67 |  |
| Homicide rate | county | 10.00 |  |
| Sales tax | county | 2.75 |  |
| Property tax | county | 6.55 |  |
| Floods / hurricanes | county | 8.21 |  |
| Life expectancy | county | 8.20 |  |
| Government employees | county | 4.04 |  |
| Single-parent households | county | 8.65 |  |

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

## Neighbors

- #330 Grundy, Missouri — https://libertymoving.org/counties/29079.md
- #526 Wayne, Iowa — https://libertymoving.org/counties/19185.md
- #357 Harrison, Missouri — https://libertymoving.org/counties/29081.md
- #914 Decatur, Iowa — https://libertymoving.org/counties/19053.md
- #668 Putnam, Missouri — https://libertymoving.org/counties/29171.md
- #264 Sullivan, Missouri — https://libertymoving.org/counties/29211.md

## Links

- Page: https://libertymoving.org/counties/29129
- Compare: https://libertymoving.org/compare?a=29129
- Methodology: https://libertymoving.org/methodology
- Sources and terms: https://libertymoving.org/privacy