Rank

3144of 3,144

Saint Clair, Illinois

Score 3.09 / 10· population 251,018

About 251,000 people live in Saint Clair, Illinois. It ranks #3,144 of 3,144 counties for liberty, and #102 of 102 in Illinois. The combined sales tax is 7.35%, higher than in 75% of counties. Property tax takes about 1.83% of a home's value each year, more than in 97% of counties. Local government employs a smaller share of working residents than in 54% of counties. The homicide rate is higher than in 97% of counties. Life expectancy is about 74.8 years, shorter than in 58% of counties. Air quality is worse than in 91% of counties (a typical day's air quality index is 49), and flood and hurricane risk is higher than in 91% 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 President4.5
  4. Sales tax3.3
  5. Property tax0.9

Environment

  1. Air quality5.1
  2. Floods / hurricanes0.6

Private behavior

  1. Homicide rate0.0
  2. Life expectancy4.8
  3. Government employees5.3
  4. Single-parent households1.2

Neighbors