Rank

3004of 3,144

McHenry, Illinois

Score 4.49 / 10· population 312,800

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.

v4 — beta, 30 October 2026, sourced values

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Eleven factors

Government behavior

  1. Fraser Institute state ranking (state)5.6
  2. 2A (state)0.0
  3. GOP + LP vote for President5.2
  4. Sales tax3.2
  5. Property tax0.0

Environment

  1. Air quality5.5
  2. Floods / hurricanes0.7

Private behavior

  1. Homicide rate9.1
  2. Life expectancy9.8
  3. Government employees2.8
  4. Single-parent households8.3

Neighbors