Marion County, IL

County in Illinois, Midwest · ranked on 46 metrics

Marion County, IL is a county in Illinois with a population of 36,263 (1,289th of 3,094). It ranks best for Median Home Value ($2,000,001 Means $2M or More) (tied 251st of 3,092), Average Commute (Minutes) (877th of 3,094). It ranks lowest for Bachelor’s Degree or Higher (% of Adults 25+) (2,432nd of 3,094), Poverty Rate (%) (1,989th of 3,094), Adults with Obesity (%) (tied 1,836th of 2,916).

Population
36,263
1,289th highest of 3,094
Density
63.3
1,264th highest of 3,094
Growth since 2020
-3.7%
2,677th highest of 3,094
Area
573
1,718th 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. Housing, Income and Commutes by County (Census) · 2024
    tied 251st of 3,092
  2. Housing, Income and Commutes by County (Census) · 2024
    877th of 3,094
  3. Health of Adults by County (CDC PLACES) · 2023
    tied 811th of 2,916
  4. Housing, Income and Commutes by County (Census) · 2024
    tied 971st of 3,090
  5. Health of Adults by County (CDC PLACES) · 2023
    tied 1,170th of 2,916
  6. Health of Adults by County (CDC PLACES) · 2023
    tied 1,367th of 2,916
  7. Health of Adults by County (CDC PLACES) · 2023
    tied 1,398th of 2,916
  8. Climate by County (1991–2020 Averages)
    1,575th of 3,050
  9. Health of Adults by County (CDC PLACES) · 2023
    tied 1,589th of 2,916
  10. Climate by County (1991–2020 Averages)
    tied 1,715th of 3,050

Worst at

Lowest percentiles, given whether higher or lower is better

  1. Health of Adults by County (CDC PLACES) · 2023
    tied 2,342nd of 2,916
  2. Housing, Income and Commutes by County (Census) · 2024
    2,432nd of 3,094
  3. Health of Adults by County (CDC PLACES) · 2023
    tied 2,111th of 2,916
  4. Health of Adults by County (CDC PLACES) · 2023
    tied 1,932nd of 2,916
  5. Housing, Income and Commutes by County (Census) · 2024
    1,989th of 3,094
  6. Health of Adults by County (CDC PLACES) · 2023
    tied 1,836th of 2,916
  7. Housing, Income and Commutes by County (Census) · 2024
    1,925th of 3,093
  8. Health of Adults by County (CDC PLACES) · 2022
    tied 1,824th of 3,094
  9. Health of Adults by County (CDC PLACES) · 2023
    tied 1,696th of 2,916
  10. Housing, Income and Commutes by County (Census) · 2024
    1,795th of 3,094

Profile by category

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

Strongest category Economics (53), weakest Health (43). 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 17 widely reported measures from 7 categories, leaving out size and totals

  1. Compared on 13 of 17
  2. Adams County, IL88% similar
    Compared on 12 of 17
  3. Knox County, IN87% similar
    Compared on 13 of 17
  4. Compared on 13 of 17
  5. Ford County, IL86% similar
    Compared on 12 of 17

Quick answers

What is the population of Marion County, IL?
Marion County, IL has a population of 36,263, 1,289th among 3,094 US counties.
What does Marion County, IL rank best at?
Among US counties, Marion County, IL ranks best for Median Home Value ($2,000,001 Means $2M or More) (tied 251st of 3,092); Average Commute (Minutes) (877th of 3,094).
Where does Marion County, IL rank worst?
Marion County, IL ranks lowest for Bachelor’s Degree or Higher (% of Adults 25+) (2,432nd of 3,094); Poverty Rate (%) (1,989th of 3,094); Adults with Obesity (%) (tied 1,836th of 2,916).
How many statistics does Rankodex have for Marion County, IL?
Rankodex ranks Marion County, IL on 46 statistics compared with other US counties, compiled from World Population Review and the sources it cites.

Every metric

46 metrics with a value for this place, in 12 topics