US ZIP Code 98021 Age & Gender Distribution (2024)
Population distribution by age and gender for US ZIP Code 98021
US ZIP Code 98021 Age & Gender Statistics (2024)
Total Population
35,631
Median Age
38.1
Male Median
37.9
Female Median
38.2
US ZIP Code 98021 Population Growth

US ZIP Code 98021 Demographic Trend
Since 2021, the population of has changed by +3.7%%.
+3.7%% Growth
US ZIP Code 98021 Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
US ZIP Code 98021 Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 38.1 | 35,631 |
| 2023 | 37.7 | 35,445 |
| 2022 | 37.8 | 34,993 |
| 2021 | 37.8 | 34,359 |
US ZIP Code 98021 Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 7.0% |
| 5–17 | 20.4% |
| 18–24 | 4.5% |
| 25–34 | 12.4% |
| 35–54 | 33.5% |
| 55–64 | 9.5% |
| 65+ | 12.8% |
Dependency Ratios for US ZIP Code 98021
- Total Dependency Ratio:
- 67.0
- Youth Dependency:
- 45.7
- Old-Age Dependency:
- 21.3
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for US ZIP Code 98021
The median age in US ZIP Code 98021 is 38.1 years.
According to latest Census data, the total population of US ZIP Code 98021 is 35,631.
In US ZIP Code 98021, seniors (ages 65+) make up 12.8% of the population, while children under 18 represent 20.4%.
Based on historical data since 2021, the population in US ZIP Code 98021 has remained stable.