Johnson County, IL

County in Illinois, Midwest · ranked on 36 metrics

Rank among US counties

Johnson County, IL is a county in Illinois with a population of 13,379 (2,176th of 3,094). It ranks best for Median Home Value ($2,000,001 Means $2M or More) (1,114th of 3,092). It ranks lowest for Homes with Broadband Internet (%) (2,701st of 3,094), Adults with Obesity (%) (tied 2,461st of 2,916), Average Commute (Minutes) (2,387th of 3,094).

Population
13,379
2,176th highest of 3,094
Density
38.9
1,680th highest of 3,094
Growth since 2020
0.47%
1,740th highest of 3,094
Area
344
2,654th highest of 3,094
Region
Midwest
Illinois

Strengths and weak spotsPercentileWhere a place sits among all places, from 0 to 100. 100 is the best, 50 is the middle, 0 is the worst.More in the glossary →

Percentile on 20 metrics that rank at least half of all US counties, given whether higher or lower is better.

Totals that track populationCounts like “number of burglaries” that mostly reflect how many people live somewhere, so big places rank high or low regardless.More in the glossary →

Best at

Highest percentiles, given whether higher or lower is better

  1. Median Rent (Monthly; $3,501 Means $3,500 or More)$781
    Housing, Income and Commutes by County (Census) · 2024
    tied 869th of 3,090
  2. Adults with Depression (%)22.0%
    Health of Adults by County (CDC PLACES) · 2023
    tied 839th of 2,916
  3. Median Home Value ($2,000,001 Means $2M or More)$160,500
    Housing, Income and Commutes by County (Census) · 2024
    1,114th of 3,092
  4. Adults with No Leisure-Time Exercise (%)25.4%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,193rd of 2,916
  5. Heating Degree Days per Year4,322
    Climate by County (1991–2020 Averages)
    tied 1,265th of 3,050
  6. Adults with Frequent Mental Distress (%)18.5%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,387th of 2,916
  7. Adults with a Yearly Checkup (%)75.3%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,486th of 2,916
  8. Adults 18–64 Without Health Insurance (%)10.7%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,534th of 2,916
  9. Median Household Income$62,528
    Housing, Income and Commutes by County (Census) · 2024
    1,812th of 3,093
  10. Adults with Diabetes (%)11.3%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,725th of 2,916

Worst at

Lowest percentiles, given whether higher or lower is better

  1. Homes with Broadband Internet (%)80.1%
    Housing, Income and Commutes by County (Census) · 2024
    2,701st of 3,094
  2. Adults with Obesity (%)41.9%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,461st of 2,916
  3. Adults Who Binge Drink (%)19.9%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,298th of 2,916
  4. Average Commute (Minutes)28.4
    Housing, Income and Commutes by County (Census) · 2024
    2,387th of 3,094
  5. Poverty Rate (%)17.6%
    Housing, Income and Commutes by County (Census) · 2024
    2,355th of 3,094
  6. Adults Who Smoke (%)17.4%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,897th of 2,916
  7. Bachelor’s Degree or Higher (% of Adults 25+)19.6%
    Housing, Income and Commutes by County (Census) · 2024
    1,988th of 3,094
  8. Cooling Degree Days per Year1,417
    Climate by County (1991–2020 Averages)
    tied 1,931st of 3,050
  9. Adults Sleeping Under 7 Hours (%)38.8%
    Health of Adults by County (CDC PLACES) · 2022
    tied 1,921st of 3,094
  10. Adults in Fair or Poor Health (%)21.6%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,811th of 2,916

Profile by category

Average percentile per category, from the median line. Select a category to list its metrics.

Strongest category Health (42), weakest Economics (39). Select a category to list its metrics.

Notable facts

Where it ranks first or last among US counties

Never first or last on a widely ranked metric.

Where it is

Shaded by population; select a place to open it

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Similar places

Closest percentiles on 11 widely reported measures from 6 categories, leaving out size and totals

  1. Fayette County, IL87% similar
  2. Randolph County, IL86% similar
  3. Perry County, IL86% similar
  4. Franklin County, IL85% similar
  5. Clay County, IL84% similar

Quick answers

What is the population of Johnson County, IL?
Johnson County, IL has a population of 13,379, 2,176th among 3,094 US counties.
What does Johnson County, IL rank best at?
Among US counties, Johnson County, IL ranks best for Median Home Value ($2,000,001 Means $2M or More) (1,114th of 3,092).
Where does Johnson County, IL rank worst?
Johnson County, IL ranks lowest for Homes with Broadband Internet (%) (2,701st of 3,094); Adults with Obesity (%) (tied 2,461st of 2,916); Average Commute (Minutes) (2,387th of 3,094).
How many statistics does Rankodex have for Johnson County, IL?
Rankodex ranks Johnson County, IL on 36 statistics compared with other US counties, compiled from World Population Review and the sources it cites.

Every metric

36 metrics with a value for this place, in 9 topics