Sedgwick County, Kansas Age & Gender Distribution (2024)
Population distribution by age and gender for Sedgwick County, Kansas
Sedgwick County, Kansas Age & Gender Statistics (2024)
Total Population
528,226
Median Age
36.0
Male Median
35.2
Female Median
37.2
Sedgwick County, Kansas Population Growth

Sedgwick County, Kansas Demographic Trend
Since 2010, the population of has changed by +8.7%%.
+8.7%% Growth
Sedgwick County, Kansas Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Sedgwick County, Kansas Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 36.0 | 528,226 |
| 2023 | 35.9 | 524,810 |
| 2022 | 35.8 | 522,700 |
| 2021 | 35.7 | 520,467 |
| 2020 | 35.5 | 515,416 |
| 2019 | 35.4 | 513,375 |
| 2018 | 35.2 | 512,064 |
| 2017 | 35.0 | 510,484 |
| 2016 | 34.8 | 508,221 |
| 2015 | 34.6 | 506,529 |
| 2014 | 34.5 | 503,788 |
| 2013 | 34.4 | 500,768 |
| 2012 | 34.4 | 497,062 |
| 2011 | 34.4 | 491,988 |
| 2010 | 34.4 | 486,123 |
Sedgwick County, Kansas Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.3% |
| 5–17 | 18.6% |
| 18–24 | 9.4% |
| 25–34 | 14.1% |
| 35–54 | 23.9% |
| 55–64 | 11.8% |
| 65+ | 15.9% |
Dependency Ratios for Sedgwick County, Kansas
- Total Dependency Ratio:
- 68.8
- Youth Dependency:
- 42.1
- Old-Age Dependency:
- 26.8
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Sedgwick County, Kansas
The median age in Sedgwick County, Kansas is 36.0 years.
According to latest Census data, the total population of Sedgwick County, Kansas is 528,226.
In Sedgwick County, Kansas, seniors (ages 65+) make up 15.9% of the population, while children under 18 represent 18.6%.
Based on historical data since 2010, the population in Sedgwick County, Kansas is aging.