Payette County, Idaho Age & Gender Statistics (2024)

Total Population

26,771

Median Age

38.9

Male Median

38.1

Female Median

40.2

Payette County, Idaho Population Growth

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

Payette County, Idaho Demographic Trend

Since 2010, the population of has changed by +19.2%%.

+19.2%% Growth

Payette County, Idaho Age & Gender Pyramid

Population pyramid for

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


Payette County, Idaho Historical Population Data

YearMedian AgePopulation
202438.926,771
202338.826,190
202240.025,571
202140.024,928
202039.423,705
201940.423,260
201839.923,041
201738.822,839
201639.122,773
201538.522,700
201438.222,658
201338.122,629
201238.022,614
201136.422,596
201036.922,451

Payette County, Idaho Age Group Breakdown (2024)

Age CohortPercentage
Under 56.4%
5–1719.1%
18–246.4%
25–3413.1%
35–5423.0%
55–6412.2%
65+19.8%

Dependency Ratios for Payette County, Idaho

Total Dependency Ratio:
82.6
Youth Dependency:
46.6
Old-Age Dependency:
36.1

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Payette County, Idaho

The median age in Payette County, Idaho is 38.9 years.

According to latest Census data, the total population of Payette County, Idaho is 26,771.

In Payette County, Idaho, seniors (ages 65+) make up 19.8% of the population, while children under 18 represent 19.1%.

Based on historical data since 2010, the population in Payette County, Idaho is aging.
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