Upper St. Clair, Pennsylvania Population 2024

20,406

Upper St. Clair is a city located in Pennsylvania. Upper St. Clair has a 2024 population of 20,406. Upper St. Clair is currently declining at a rate of -0.94% annually and its population has decreased by -3.44% since the most recent census, which recorded a population of 21,134 in 2020.

The average household income in Upper St. Clair is $187,333 with a poverty rate of 2.86%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Upper St. Clair is 44 years, 43.4 years for males, and 44.8 years for females.

Upper St. Clair Demographics

According to the most recent ACS, the racial composition of Upper St. Clair was:

  • White: 88.81%
  • Asian: 6.95%
  • Two or more races: 2.27%
  • Black or African American: 1.28%
  • Other race: 0.65%
  • Native American: 0.04%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
9.8 sq mi
Density (mi²)
2,078.90/sq mi
Growth Since 2020
-3.44% (-728)
The current population of Upper St. Clair, Pennsylvania is 20,406 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 21,134.

Upper St. Clair, Pennsylvania Population 2024

Population by Race

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Race
Population
Percentage (of total)
White18,61588.81%
Asian1,4576.95%
Two or more races4752.27%
Black or African American2691.28%
Other race1370.65%
Native American80.04%
Native Hawaiian or Pacific Islander00%

White

Asian

Two or more races

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Upper St. Clair Population by Race

Upper St. Clair Population Pyramid 2024

Upper St. Clair Median Age

44

Total

43.4

Male

44.8

Female

Upper St. Clair Adults

There are 15,570 adults, (3,954 of whom are seniors) in Upper St. Clair.

Upper St. Clair Age Dependency

80.4

Age Dependency Ratio

34

Old Age Dependency Ratio

46.4

Child Dependency Ratio

Upper St. Clair Sex Ratio

Female10,70051.05%
Male10,26148.95%

Upper St. Clair Population by Age

Upper St. Clair Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All7,6282.7488.311.7
Married5,1793.2796.13.9
Non Family1,6451.1865.934.1
Female6112.448317
Male1932.7285.514.5

3.15

Average Family Size

2.74

Average Household Size

88.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Upper St. Clair Households and Families

Male

Female

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Education Attained
Count
Percentage
Less Than 9th Grade1400.97%
9th to 12th Grade1881.3%
High School Graduate1,75612.17%
Some College1,3019.02%
Associates Degree7755.37%
Bachelors Degree5,63139.03%
Graduate Degree4,63632.13%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Upper St. Clair Educational Attainment by Sex (over 25)

Upper St. Clair Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White12,92812,7569,174
Asian1,021904832
2+ Races224224162
Hispanic13812850
Black1148534
Other Race878734
Native American550

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 81.49%.

Upper St. Clair Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Overall$89,195$110,220$65,592
Less Than 9th Grade$0$0$0
High School Graduate$43,145$54,107$0
Some College$57,112$69,950$41,964
Bachelors Degree$87,641$112,905$60,636
Graduate Degree$115,515$137,917$96,944

$89,195

Average Earnings

$110,220

Average Male

$65,592

Average Female

Upper St. Clair Earnings by Educational Attainment

Upper St. Clair Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Upper St. Clair Language

88.7% of Upper St. Clair residents speak only English, while 11.3% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 5.61% of the population.

Upper St. Clair Language

Upper St. Clair Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White18,5225793.13%
Other1371813.14%
Hispanic227177.49%
Black25810.39%

2.86%

Overall Poverty Rate

2.01%

Male Poverty Rate

3.68%

Female Poverty Rate

Poverty in Upper St. Clair

The race most likely to be in poverty in Upper St. Clair is Other, with 13.14% below the poverty level.

The race least likely to be in poverty in Upper St. Clair is Black, with 0.39% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.14%. Among those working part-time, it was 5.16%, and for those that did not work, the poverty rate was 6.5%.

Upper St. Clair Poverty

rate

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Rate
Poverty
Less Than 9th Grade25.68%
High School11.1%
Some College3.81%
Bachelors or Greater1.29%

Upper St. Clair Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed19.81%
Female Employed1.33%
Male Employed1.02%
Female Unemployed0%

Upper St. Clair Poverty Rate by Employment Status and Sex

Upper St. Clair Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Households$149,369$187,333
Families$178,925$216,304
Married Families$188,824$-999,999,999
Non Families$54,760$79,040

mean

median

Income by Household Type

Upper St. Clair Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

65.4%

Overall Marriage Rate

69.0%

Male Marriage Rate

62.1%

Female Marriage Rate

Upper St. Clair Married by Age and Sex

male

female

Upper St. Clair Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Upper St. Clair Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Upper St. Clair Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

994

Number of Veterans

892

Male Veterans

102

Female Veterans

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War
Veterans
Vietnam278
First Gulf War218
Second Gulf War183
Korea138
World War II89

Upper St. Clair Veterans by War

count

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Age Group
Veterans
75+438
55 to 64221
65 to 74178
35 to 54157
18 to 340

Upper St. Clair Veterans by Age

count

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Name
Veterans
% of Total
White9726.91%
Other Race1112.64%
2+ Races114.55%
Hispanic117.19%

Upper St. Clair Veterans by Race

Upper St. Clair Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.52%

Veteran Poverty Rate

29.58%

Veteran Disability Rate

Upper St. Clair Veterans by Education

LaborForceParticipation

65%

Labor Force Participation

62%

Employment Rate

4.7%

Unemployment Rate

Upper St. Clair Employment by Age

LaborForceParticipation

Upper St. Clair Employment by Race

LaborForceParticipation

Upper St. Clair Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

66.18%

Born in Upper St. Clair

90.21%

Native Born

9.79%

Foreign Born

3.23%

Non Citizen

6.57%

Naturalized

Place of Birth

90.21% of Upper St. Clair residents were born in the United States, with 66.18% having been born in Pennsylvania. 3.23% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Upper St. Clair Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202919,436-194-0.99%
202819,630-194-0.98%
202719,824-194-0.97%
202620,018-194-0.96%
202520,212-194-0.95%
202420,406-194-0.94%
202320,600-194-0.93%
202220,794-194-0.92%
202120,988-146-0.69%
202021,1341,1775.9%
201919,957-4-0.02%
201819,961100.05%
201719,951-89-0.44%
201620,0401800.91%
201519,8602391.22%
201419,621-17-0.09%
201319,638410.21%
201219,597180.09%
201119,579340.17%
201019,54500%

Upper St. Clair Population by Year