US ZIP Code 78666 Age & Gender Distribution (2024)
Population distribution by age and gender for US ZIP Code 78666
US ZIP Code 78666 Age & Gender Statistics (2024)
Total Population
88,583
Median Age
26.9
Male Median
27.5
Female Median
26.5
US ZIP Code 78666 Population Growth

US ZIP Code 78666 Demographic Trend
Since 2021, the population of has changed by +5.6%%.
+5.6%% Growth
US ZIP Code 78666 Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
US ZIP Code 78666 Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 26.9 | 88,583 |
| 2023 | 27.0 | 87,775 |
| 2022 | 26.5 | 86,530 |
| 2021 | 26.3 | 83,858 |
US ZIP Code 78666 Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.2% |
| 5–17 | 10.0% |
| 18–24 | 30.8% |
| 25–34 | 16.6% |
| 35–54 | 18.4% |
| 55–64 | 8.0% |
| 65+ | 12.0% |
Dependency Ratios for US ZIP Code 78666
- Total Dependency Ratio:
- 35.5
- Youth Dependency:
- 19.2
- Old-Age Dependency:
- 16.3
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 78666
The median age in US ZIP Code 78666 is 26.9 years.
According to latest Census data, the total population of US ZIP Code 78666 is 88,583.
In US ZIP Code 78666, seniors (ages 65+) make up 12.0% of the population, while children under 18 represent 10.0%.
Based on historical data since 2021, the population in US ZIP Code 78666 has remained stable.