US ZIP Code 18504 Age & Gender Distribution (2024)
Population distribution by age and gender for US ZIP Code 18504
US ZIP Code 18504 Age & Gender Statistics (2024)
Total Population
21,069
Median Age
39.4
Male Median
39.4
Female Median
39.4
US ZIP Code 18504 Population Growth

US ZIP Code 18504 Demographic Trend
Since 2021, the population of has changed by +2.6%%.
+2.6%% Growth
US ZIP Code 18504 Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
US ZIP Code 18504 Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 39.4 | 21,069 |
| 2023 | 40.3 | 20,563 |
| 2022 | 41.3 | 20,516 |
| 2021 | 41.7 | 20,536 |
US ZIP Code 18504 Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.9% |
| 5–17 | 18.3% |
| 18–24 | 7.0% |
| 25–34 | 11.1% |
| 35–54 | 24.7% |
| 55–64 | 12.8% |
| 65+ | 19.2% |
Dependency Ratios for US ZIP Code 18504
- Total Dependency Ratio:
- 80.0
- Youth Dependency:
- 45.4
- Old-Age Dependency:
- 34.6
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 18504
The median age in US ZIP Code 18504 is 39.4 years.
According to latest Census data, the total population of US ZIP Code 18504 is 21,069.
In US ZIP Code 18504, seniors (ages 65+) make up 19.2% of the population, while children under 18 represent 18.3%.
Based on historical data since 2021, the population in US ZIP Code 18504 is becoming younger.