# McHenry, Illinois — #3,004 of 3,144 counties

> Liberty Moving composite score 4.49 of 10. FIPS 17111. Population 312,800. v4 — beta, 30 October 2026, sourced values.

About 312,800 people live in McHenry, Illinois. It ranks #3,004 of 3,144 counties for liberty, and #74 of 102 in Illinois. The combined sales tax is 7.5%, higher than in 77% of counties. Property tax takes at least 2% of a home's value each year, more than in 98% of counties. Local government employs a larger share of working residents than in 70% of counties. The homicide rate is lower than in 62% of counties. Life expectancy is about 79.8 years, longer than in 89% of counties. Air quality is worse than in 68% of counties (a typical day's air quality index is 45), and flood and hurricane risk is higher than in 89% of counties. On this site's state scores, Illinois gets 5.58 of 10 for economic freedom, based on the Fraser Institute's ranking, and 0 of 10 for gun rights.

## Scores

| Factor | Level | Score (0–10) | Flag |
|---|---|---|---|
| Fraser Institute state ranking | state | 5.58 |  |
| 2A | state | 0.00 |  |
| Air quality | county | 5.53 |  |
| GOP + LP vote for President | county | 5.18 |  |
| Homicide rate | county | 9.07 |  |
| Sales tax | county | 3.18 |  |
| Property tax | county | 0.00 |  |
| Floods / hurricanes | county | 0.69 |  |
| Life expectancy | county | 9.80 |  |
| Government employees | county | 2.82 |  |
| Single-parent households | county | 8.32 |  |

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

## Neighbors

- #3143 Cook, Illinois — https://libertymoving.org/counties/17031.md
- #3020 Boone, Illinois — https://libertymoving.org/counties/17007.md
- #3028 Lake, Illinois — https://libertymoving.org/counties/17097.md
- #3076 DeKalb, Illinois — https://libertymoving.org/counties/17037.md
- #2382 Kenosha, Wisconsin — https://libertymoving.org/counties/55059.md
- #3020 Kane, Illinois — https://libertymoving.org/counties/17089.md
- #1428 Walworth, Wisconsin — https://libertymoving.org/counties/55127.md

## Links

- Page: https://libertymoving.org/counties/17111
- Compare: https://libertymoving.org/compare?a=17111
- Methodology: https://libertymoving.org/methodology
- Sources and terms: https://libertymoving.org/privacy