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

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

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

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


St. Lawrence County, New York Historical Population Data

YearMedian AgePopulation
202439.3107,226
202339.0107,796
202238.8108,670
202139.0108,836
202039.0108,352
201939.0108,913
201838.9109,558
201738.0110,817
201638.0111,529
201537.8112,011
201437.8112,015
201337.5112,097
201237.2112,060
201137.2111,809
201036.9111,778

St. Lawrence County, New York Age Group Breakdown (2024)

Age CohortPercentage
Under 54.7%
5–1715.1%
18–2413.7%
25–3411.0%
35–5422.8%
55–6413.8%
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.
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