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Mount Oliver borough, Pennsylvania Demographics & Population 2026

Very AffordableHome value to income ratio of 1.7x is exceptionally low

As of 2026, Mount Oliver borough, Pennsylvania has a total population of 3,347, the 427th largest city in Pennsylvania, with a median household income of $50,379, which is 34% lower than the state average. The poverty rate is 19.3%.

Key Takeaways

Mount Oliver borough Quick Facts

Population 3,347
Median Household Income $50,379
Median Home Value $84,700
Poverty Rate 19.3%
Unemployment Rate 7.2%
Median Age 37.2 years
Homeownership Rate 42.9%
Affordability Ratio 1.7x
Bachelor's Degree or Higher 20.2%
High School Graduation Rate 90.5%
Diversity Index 63/100
Population 3,347 427th of 1,993
Median Income $50,379 bottom 20%
Poverty Rate 19.3% 55% higher national
Median Home Value $84,700 bottom 10%

How Mount Oliver borough Compares

Economy & Housing

Employment

7.2% Unemployment Rate State: 5.3% | National: 5.2%
63.9% Labor Force Participation

Housing Overview

Owner 42.9%
Renter 57.1%
Affordability Index Very Affordable
1.7x home value to income ratio

People & Demographics

Diversity Index

63out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 43 | National average: 60

Education

Mount Oliver borough Rankings in Pennsylvania

#427 Population of 1,993
#1520 Median Income of 1,993
#1065 Education of 1,993
#1699 Home Value of 1,993

Other Cities in Allegheny County

CityPopulationMedian IncomePovertyHome Value
Pittsburgh city 303,620 $64,137 19.5% $193,200
Bethel Park municipality 33,070 $104,129 4.3% $258,700
Monroeville municipality 28,383 $78,191 9.8% $197,400
Plum borough 26,873 $98,475 3.0% $218,600
Baldwin borough 21,159 $77,882 10.4% $191,700
West Mifflin borough 19,338 $70,335 11.8% $131,400
McKeesport city 17,520 $31,854 32.9% $69,800
Franklin Park borough 15,273 $172,200 0.9% $467,700
Whitehall borough 14,863 $85,000 8.2% $229,200
Wilkinsburg borough 14,165 $48,565 20.3% $140,300

Cities Similar to Mount Oliver borough

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Etna borough3,383$48,955$115,40023.6%15.8%
Nesquehoning borough3,345$53,571$105,40015.2%15.8%
Athens borough3,260$49,588$166,80026.8%15.6%
Masontown borough3,238$49,536$116,70013.2%38.0%
Brackenridge borough3,203$49,929$87,70014.6%11.8%

Population Overview

Mount Oliver borough is a small community located in Pennsylvania, within Allegheny County. The total population is 3,347. It ranks as the 427th most populous out of 1,993 cities and towns in Pennsylvania.

Age Demographics

The median age in Mount Oliver borough is 37.2 years. This is 9% lower than the state median of 40.9 years. With 30.4% of the population under 18, Mount Oliver borough has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Mount Oliver borough is $50,379. This is 34% lower than the state median of $76,081. Compared to the national median of $78,538, household income here is 36% lower. The poverty rate stands at 19.3%. This is 63% higher than the state poverty rate of 11.8%. The unemployment rate is 7.2%. This is 37% higher than the state rate of 5.3%. The median home value is $84,700. Housing costs are 65% lower than the state median of $240,500. With a home-value-to-income ratio of just 1.7x, Mount Oliver borough is one of the most affordable housing markets in the area. 42.9% of occupied housing units are owner-occupied. This homeownership rate is 38% lower than the state average of 69.3%.

Race & Ethnicity

The largest racial or ethnic group in Mount Oliver borough is White (non-Hispanic), making up 47.9% of the population. Black or African American residents account for 35.5%. The Black or African American population is significantly higher than the state average (35.5% vs 10.3%). The Asian population (0.8%) is well below the state average of 3.7%.

Education

20.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% lower than the state rate of 34.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.5%.

Data Sources & Methodology

All demographic data for Mount Oliver borough, Pennsylvania is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,993 Census-designated places in Pennsylvania. For official data, visit data.census.gov.

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Frequently Asked Questions

What is the population of Mount Oliver borough, Pennsylvania?

Mount Oliver borough, Pennsylvania has a population of 3,347 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Mount Oliver borough, PA?

The median household income in Mount Oliver borough is $50,379, which is 36% lower the national median of $78,538.

What is the poverty rate in Mount Oliver borough, PA?

The poverty rate in Mount Oliver borough is 19.3%. This means approximately 626 residents live below the federal poverty line.

What is the racial makeup of Mount Oliver borough, Pennsylvania?

Mount Oliver borough's population is 47.9% White, 35.5% Black, 5.3% Hispanic/Latino, and 0.8% Asian.

What is the median home value in Mount Oliver borough, PA?

The median home value in Mount Oliver borough is $84,700. The home-value-to-income ratio is 1.7x.

How educated is Mount Oliver borough, Pennsylvania?

20.2% of adults (25+) in Mount Oliver borough hold a bachelor's degree or higher, and 9.6% hold a graduate or professional degree.