St. Clair, PA Population

The population of St. Clair is 2,773, according to the U.S. Census Bureau ACS estimates.
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Updated Jun 23, 2023
Overview
2,773
Total Population
47.9
Median age
53.26%
Female population %
87.7:100
Gender ratio (M:F)
55-59 years
Largest age group
53.0
Total dependency ratio
White
Largest racial group
19
Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

Age

St. Clair's population is old compared to the rest of the country:

  • The median age in St. Clair is 47.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
  • St. Clair's population under 18 was 15.22%, compared to the 22.51% nationwide.
  • St. Clair's elderly or the senior population (over 65 age) was 21.89% as compared to 16.04% nationwide.
  • Of the total population in St. Clair, 12.73% were under the age of 15, 15.36% aged 15 to 29, 50.02% aged 30 to 64, 18.75% aged 65 to 84, and 3.14% were 85 years of age and older.
The graph shows St. Clair's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
St. Clair, PA population by age group. The largest age group was 55-59 years with a poulation of 279 (10.06% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about St. Clair, PA population by age ➔

Gender

There are 181 more females than males in St. Clair:

  • The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 53.26% females and 46.74% males in St. Clair, PA.
  • The St. Clair, PA gender ratio is 87.7:100 i.e. 87.7 men to 100 women (0.877).
  • For male population, the largest age group is 65-69 years with a population of 144.
  • For the female population, the largest age group is 55-59 years with a population of 159.
The grouped bar chart shows St. Clair, PA population by age and gender across 18 age groups, defined between the age of 0 and 85 and above. The female population is shown in pink color bar and male population is shown in blue color bar. Age group is plotted on x axis and population on y axis.
California population by gender and age. Largest age group (population): Male # 65-69 years (144) | Female # 55-59 years (159). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about St. Clair, PA population by gender ➔

Race / Ethnicity

St. Clair's population is moderately diverse:

  • Racial distribution of St. Clair population: 99.24% are White, 0.04% are Black or African American, 0.25% are American Indian and Alaska Native and 0.47% are multiracial.
  • St. Clair's racial breakdown clearly shows that there is an absolute majority of White population in the borough.
  • By ethnicity, 19 is Hispanic or Latino (of any race), and 2,754 (99.31% of the total population) is Non-Hispanic.
  • The largest racial group in St. Clair is White with a population of 2,752 (99.24% of the total population).
The bar chart shows St. Clair, PA population by race, in percentage. The numbers shown are based on the American Community Survey respondents self identified race. The Hispanic and Latino population is spread across the races identified and not as a separate race category.
St. Clair, PA population by race. The largest racial group in St. Clair is White with a population of 2,752 (99.24% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about St. Clair, PA population by race ➔

Year by year

St. Clair's population has already reached its peak and is showing a trend of decline:

  • The peak population was 3,245 in the year 2000
  • From 2000 to 2010, St. Clair's population decreased by 240 (7.40%), as compared to the national growth of 9.63%.
  • From 2010 to 2020, St. Clair's population decreased by 261 (8.69%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
  • Between the year 2000 and 2022, St. Clair's population was lowest in year 2020 at 2,744.
The graph shows St. Clair's population from 2000 to 2022, with years on x-axis and population on y-axis
St. Clair's population from 2000 to 2022. The estimated population at the end of 2022 was 2,753. Source: U.S. Census Bureau (Population Estimates Program)

Read more about St. Clair, PA population by year ➔

References

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St. Clair, PA Demographics

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Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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