Johnson County, IA

County in Iowa, Midwest · ranked on 51 metrics

Rank among US counties

Johnson County, IA is a county in Iowa with a population of 161,225 (439th of 3,094). It ranks best for Bachelor’s Degree or Higher (% of Adults 25+) (53rd of 3,094), Adults with Obesity (%) (tied 415th of 2,916), Average Commute (Minutes) (560th of 3,094). It ranks lowest for Median Home Value ($2,000,001 Means $2M or More) (tied 2,511th of 3,092), Poverty Rate (%) (2,270th of 3,094).

Population
161.2K
439th highest of 3,094
Density
263.0
488th highest of 3,094
Growth since 2020
5.33%
667th highest of 3,094
Area
613
1,552nd highest of 3,094
Region
Midwest
Iowa

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. Bachelor’s Degree or Higher (% of Adults 25+)55.2%
    Housing, Income and Commutes by County (Census) · 2024
    53rd of 3,094
  2. Adults 18–64 Without Health Insurance (%)6.4%
    Health of Adults by County (CDC PLACES) · 2023
    tied 88th of 2,916
  3. Adults Sleeping Under 7 Hours (%)30.8%
    Health of Adults by County (CDC PLACES) · 2022
    tied 171st of 3,094
  4. Adults with No Leisure-Time Exercise (%)19.2%
    Health of Adults by County (CDC PLACES) · 2023
    tied 170th of 2,916
  5. Adults with Frequent Mental Distress (%)15.7%
    Health of Adults by County (CDC PLACES) · 2023
    tied 217th of 2,916
  6. Adults in Fair or Poor Health (%)15.1%
    Health of Adults by County (CDC PLACES) · 2023
    tied 227th of 2,916
  7. Adults Who Smoke (%)12.3%
    Health of Adults by County (CDC PLACES) · 2023
    tied 331st of 2,916
  8. Adults with Depression (%)20.4%
    Health of Adults by County (CDC PLACES) · 2023
    tied 365th of 2,916
  9. Adults with Obesity (%)32.8%
    Health of Adults by County (CDC PLACES) · 2023
    tied 415th of 2,916
  10. Average Commute (Minutes)19.4
    Housing, Income and Commutes by County (Census) · 2024
    560th of 3,094

Worst at

Lowest percentiles, given whether higher or lower is better

  1. Adults Who Binge Drink (%)22.2%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,709th of 2,916
  2. Median Home Value ($2,000,001 Means $2M or More)$308,600
    Housing, Income and Commutes by County (Census) · 2024
    tied 2,511th of 3,092
  3. Median Rent (Monthly; $3,501 Means $3,500 or More)$1,122
    Housing, Income and Commutes by County (Census) · 2024
    tied 2,420th of 3,090
  4. Heating Degree Days per Year6,545
    Climate by County (1991–2020 Averages)
    2,277th of 3,050
  5. Poverty Rate (%)17.1%
    Housing, Income and Commutes by County (Census) · 2024
    2,270th of 3,094
  6. Median Income$74,935
    Poorest Counties
    844th of 2,000
  7. Cooling Degree Days per Year860
    Climate by County (1991–2020 Averages)
    tied 1,154th of 3,050
  8. Homes with Broadband Internet (%)89.2%
    Housing, Income and Commutes by County (Census) · 2024
    1,014th of 3,094
  9. Adults with Diabetes (%)9.7%
    Health of Adults by County (CDC PLACES) · 2023
    tied 814th of 2,916
  10. Median Household Income$74,935
    Housing, Income and Commutes by County (Census) · 2024
    844th of 3,093

Profile by category

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

Strongest category Health (80), weakest Economics (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 20 widely reported measures from 7 categories, leaving out size and totals

  1. Dane County, WI85% similar
    Compared on 17 of 20
  2. Winona County, MN83% similar
    Compared on 15 of 20
  3. Brookings County, SD82% similar
    Compared on 14 of 20
  4. Stearns County, MN80% similar
    Compared on 17 of 20
  5. Franklin County, MA79% similar
    Compared on 14 of 20

Quick answers

What is the population of Johnson County, IA?
Johnson County, IA has a population of 161,225, 439th among 3,094 US counties.
What does Johnson County, IA rank best at?
Among US counties, Johnson County, IA ranks best for Bachelor’s Degree or Higher (% of Adults 25+) (53rd of 3,094); Adults with Obesity (%) (tied 415th of 2,916); Average Commute (Minutes) (560th of 3,094).
Where does Johnson County, IA rank worst?
Johnson County, IA ranks lowest for Median Home Value ($2,000,001 Means $2M or More) (tied 2,511th of 3,092); Poverty Rate (%) (2,270th of 3,094).
How many statistics does Rankodex have for Johnson County, IA?
Rankodex ranks Johnson County, IA on 51 statistics compared with other US counties, compiled from World Population Review and the sources it cites.

Every metric

51 metrics with a value for this place, in 14 topics