St. Lawrence County, New York Age & Gender Distribution (2024)
Population distribution by age and gender for St. Lawrence County, New York
St. Lawrence County, New York Age & Gender Statistics (2024)
Total Population
107,226
Median Age
39.3
Male Median
38.0
Female Median
41.0
St. Lawrence County, New York Population Growth

St. Lawrence County, New York Demographic Trend
Since 2010, the population of has changed by -4.1%%.
-4.1%% Growth
St. Lawrence County, New York Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
St. Lawrence County, New York Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 39.3 | 107,226 |
| 2023 | 39.0 | 107,796 |
| 2022 | 38.8 | 108,670 |
| 2021 | 39.0 | 108,836 |
| 2020 | 39.0 | 108,352 |
| 2019 | 39.0 | 108,913 |
| 2018 | 38.9 | 109,558 |
| 2017 | 38.0 | 110,817 |
| 2016 | 38.0 | 111,529 |
| 2015 | 37.8 | 112,011 |
| 2014 | 37.8 | 112,015 |
| 2013 | 37.5 | 112,097 |
| 2012 | 37.2 | 112,060 |
| 2011 | 37.2 | 111,809 |
| 2010 | 36.9 | 111,778 |
St. Lawrence County, New York Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.7% |
| 5–17 | 15.1% |
| 18–24 | 13.7% |
| 25–34 | 11.0% |
| 35–54 | 22.8% |
| 55–64 | 13.8% |
| 65+ | 18.8% |
Dependency Ratios for St. Lawrence County, New York
- Total Dependency Ratio:
- 63.1
- Youth Dependency:
- 32.4
- Old-Age Dependency:
- 30.6
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for St. Lawrence County, New York
The median age in St. Lawrence County, New York is 39.3 years.
According to latest Census data, the total population of St. Lawrence County, New York is 107,226.
In St. Lawrence County, New York, seniors (ages 65+) make up 18.8% of the population, while children under 18 represent 15.1%.
Based on historical data since 2010, the population in St. Lawrence County, New York is aging.