Mercer County, IL

County in Illinois, Midwest · ranked on 40 metrics

Mercer County, IL is a county in Illinois with a population of 15,166 (2,060th of 3,094). It ranks best for Poverty Rate (%) (555th of 3,094), Homes with Broadband Internet (%) (721st of 3,094), Median Home Value ($2,000,001 Means $2M or More) (tied 838th of 3,092). It ranks lowest for Average Commute (Minutes) (2,327th of 3,094), Bachelor’s Degree or Higher (% of Adults 25+) (1,758th of 3,094), Adults with Obesity (%) (tied 1,527th of 2,916).

Population
15,166
2,060th highest of 3,094
Density
27.0
1,989th highest of 3,094
Growth since 2020
-3.01%
2,572nd highest of 3,094
Area
561
1,817th 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 21 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
    555th of 3,094
  2. Health of Adults by County (CDC PLACES) · 2023
    tied 570th of 2,916
  3. Health of Adults by County (CDC PLACES) · 2023
    tied 632nd of 2,916
  4. Housing, Income and Commutes by County (Census) · 2024
    721st of 3,094
  5. Health of Adults by County (CDC PLACES) · 2023
    tied 759th of 2,916
  6. Housing, Income and Commutes by County (Census) · 2024
    tied 838th of 3,092
  7. Housing, Income and Commutes by County (Census) · 2024
    897th of 3,093
  8. Housing, Income and Commutes by County (Census) · 2024
    tied 916th of 3,090
  9. Health of Adults by County (CDC PLACES) · 2023
    tied 954th of 2,916
  10. Climate by County (1991–2020 Averages)
    tied 1,282nd of 3,050

Worst at

Lowest percentiles, given whether higher or lower is better

  1. Health of Adults by County (CDC PLACES) · 2023
    tied 2,541st of 2,916
  2. Housing, Income and Commutes by County (Census) · 2024
    2,327th of 3,094
  3. Climate by County (1991–2020 Averages)
    tied 2,156th of 3,050
  4. Housing, Income and Commutes by County (Census) · 2024
    1,758th of 3,094
  5. Health of Adults by County (CDC PLACES) · 2023
    tied 1,566th of 2,916
  6. Health of Adults by County (CDC PLACES) · 2023
    tied 1,526th of 2,916
  7. Health of Adults by County (CDC PLACES) · 2023
    tied 1,527th of 2,916
  8. Health of Adults by County (CDC PLACES) · 2023
    tied 1,460th of 2,916
  9. Health of Adults by County (CDC PLACES) · 2023
    tied 1,282nd of 2,916
  10. Poorest Counties
    897th of 2,000

Profile by category

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

Strongest category Economics (62), weakest Health (56). 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 14 widely reported measures from 6 categories, leaving out size and totals

  1. Compared on 12 of 14
  2. Clark County, IL88% similar
    Compared on 13 of 14
  3. Ogle County, IL88% similar
    Compared on 13 of 14
  4. Compared on 10 of 14

Quick answers

What is the population of Mercer County, IL?
Mercer County, IL has a population of 15,166, 2,060th among 3,094 US counties.
What does Mercer County, IL rank best at?
Among US counties, Mercer County, IL ranks best for Poverty Rate (%) (555th of 3,094); Homes with Broadband Internet (%) (721st of 3,094); Median Home Value ($2,000,001 Means $2M or More) (tied 838th of 3,092).
Where does Mercer County, IL rank worst?
Mercer County, IL ranks lowest for Average Commute (Minutes) (2,327th of 3,094); Bachelor’s Degree or Higher (% of Adults 25+) (1,758th of 3,094); Adults with Obesity (%) (tied 1,527th of 2,916).
How many statistics does Rankodex have for Mercer County, IL?
Rankodex ranks Mercer County, IL on 40 statistics compared with other US counties, compiled from World Population Review and the sources it cites.

Every metric

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