
Union County, IL
County in Illinois, Midwest · ranked on 35 metrics
Union County, IL is a county in Illinois with a population of 16,480 (1,989th of 3,094). It ranks best for Median Home Value ($2,000,001 Means $2M or More) (tied 657th of 3,092). It ranks lowest for Homes with Broadband Internet (%) (3,011th of 3,094), Poverty Rate (%) (2,647th of 3,094), Median Household Income (2,376th of 3,093).
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.
Best at
Highest percentiles, given whether higher or lower is better
- Housing, Income and Commutes by County (Census) · 2024tied 201st of 3,09093
- Housing, Income and Commutes by County (Census) · 2024tied 657th of 3,09279
- Climate by County (1991–2020 Averages)1,287th of 3,05058
- Health of Adults by County (CDC PLACES) · 2023tied 1,270th of 2,91656
- Health of Adults by County (CDC PLACES) · 2022tied 1,387th of 3,09455
- Health of Adults by County (CDC PLACES) · 2023tied 1,332nd of 2,91654
- Housing, Income and Commutes by County (Census) · 20241,620th of 3,09448
- Health of Adults by County (CDC PLACES) · 2023tied 1,526th of 2,91647
- Health of Adults by County (CDC PLACES) · 2023tied 1,523rd of 2,91647
- Housing, Income and Commutes by County (Census) · 20241,742nd of 3,09444
Worst at
Lowest percentiles, given whether higher or lower is better
- Housing, Income and Commutes by County (Census) · 20243,011th of 3,0943
- Poverty Rate (%)20.2%Housing, Income and Commutes by County (Census) · 20242,647th of 3,09414
- Health of Adults by County (CDC PLACES) · 2023tied 2,234th of 2,91623
- Median Household Income$55,728Housing, Income and Commutes by County (Census) · 20242,376th of 3,09323
- Health of Adults by County (CDC PLACES) · 2023tied 1,958th of 2,91632
- Adults Who Smoke (%)17.6%Health of Adults by County (CDC PLACES) · 2023tied 1,957th of 2,91632
- Health of Adults by County (CDC PLACES) · 2023tied 1,924th of 2,91633
- Median Income$55,728Poorest Counties1,283rd of 2,00036
- Climate by County (1991–2020 Averages)tied 1,931st of 3,05037
- Health of Adults by County (CDC PLACES) · 2023tied 1,728th of 2,91640
Profile by category
Average percentile per category, from the median line. 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
Similar places
Closest percentiles on 13 widely reported measures from 6 categories, leaving out size and totals


Saline County, IL85% similar

Quick answers
- What is the population of Union County, IL?
- Union County, IL has a population of 16,480, 1,989th among 3,094 US counties.
- What does Union County, IL rank best at?
- Among US counties, Union County, IL ranks best for Median Home Value ($2,000,001 Means $2M or More) (tied 657th of 3,092).
- Where does Union County, IL rank worst?
- Union County, IL ranks lowest for Homes with Broadband Internet (%) (3,011th of 3,094); Poverty Rate (%) (2,647th of 3,094); Median Household Income (2,376th of 3,093).
- How many statistics does Rankodex have for Union County, IL?
- Rankodex ranks Union County, IL on 35 statistics compared with other US counties, compiled from World Population Review and the sources it cites.
Every metric
35 metrics with a value for this place, in 8 topics