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Rochester, Pennsylvania Demographics & Population 2026

During the 2020–2024 ACS period, Rochester, Pennsylvania had a total population of 3,422, the 416th largest borough in Pennsylvania, with a median household income of $43,080, which is 45% lower than the state average. The poverty rate is 23.5%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Rochester Quick Facts

Population 3,422
Median Household Income $43,080
Median Home Value $116,800
Poverty Rate 23.5%
Unemployment Rate 9.3%
Median Age 42.1 years
Homeownership Rate 43.3%
Affordability Ratio 2.7x
Bachelor's Degree or Higher 17.0%
High School Graduation Rate 90.9%
Diversity Index 30/100
Population 3,422 416th of 1,991
Median Income $43,080 bottom 10%
Poverty Rate 23.5% 89% higher than national
Median Home Value $116,800 bottom 30%

How Rochester Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population3,4453,422-0.7%
Median household income$40,710$43,080+5.8%
Median home value$109,300$116,800+6.9%

How Rochester Compares

Economy & Housing

Household Income Distribution

Under $25K 23.0%
$25K-$50K 33.1%
$50K-$100K 31.8%
$100K+ 12.2%
Detailed income brackets
Under $10K
7.4%
$10K-$15K
7.9%
$15K-$20K
1.7%
$20K-$25K
6.0%
$25K-$30K
8.7%
$30K-$35K
11.1%
$35K-$40K
3.0%
$40K-$45K
8.4%
$45K-$50K
1.8%
$50K-$60K
13.4%
$60K-$75K
13.0%
$75K-$100K
5.4%
$100K-$125K
4.9%
$125K-$150K
1.7%
$150K-$200K
4.5%
$200K+
1.0%

Employment

9.3% Unemployment Rate State: 5.3%|National: 5.2%
59.8% Labor Force Participation

Housing Overview

Owner 43.3%
Renter 56.7%
Affordability Index Very Affordable
2.7x home value to income ratio
Median gross rent $801/mo 22.3% of median household income annually

People & Demographics

Diversity Index

30out of 100
Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 45 | National average: 61

Education

Rochester Rankings in Pennsylvania

#416 Population of 1,991
#1731 Median Income of 1,854
#1297 Education of 1,987
#1446 Home Value of 1,871

Other Cities in Beaver County

CityPopulationMedian IncomePovertyHome Value
Aliquippa 9,079 $50,188 22.9% $98,400
Economy 9,005 $95,313 6.5% $250,800
Beaver Falls 8,850 $49,924 20.9% $92,100
Ellwood City 7,532 $67,138 9.5% $122,800
Ambridge 6,890 $51,537 15.5% $98,200
New Brighton 5,567 $52,939 16.1% $109,200
Monaca 5,519 $73,538 10.5% $162,700
Beaver 4,374 $81,156 6.1% $254,100
Baden 3,843 $63,400 8.4% $150,400
Ohioville 3,324 $80,673 6.5% $202,100

Cities Similar to Rochester

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

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Mahanoy City3,507$37,727$52,4008.2%35.9%
Slippery Rock3,495$52,262$255,40034.7%33.8%
Etna3,364$53,654$135,80026.2%17.8%
Mount Oliver3,319$52,297$96,90017.5%15.1%
Kane3,537$52,353$73,60022.3%9.7%

Population Overview

Rochester is a small community located in Pennsylvania, within Beaver County. The total population is 3,422. It ranks as the 416th most populous out of 1,991 Census-designated places in Pennsylvania.

Age Demographics

The median age in Rochester is 42.1 years. This is 3% higher than the state median of 40.9 years. Only 14.7% of residents are under 18, indicating fewer families with children. 11.3% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Rochester is $43,080. This is 45% lower than the state median of $77,971. It is also 47% lower than the national median of $80,734. The poverty rate stands at 23.5%. This is 101% higher than the state poverty rate of 11.7%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 9.3%. This is 78% higher than the state rate of 5.3%. The median home value is $116,800. Housing costs are 54% lower than the state median of $254,500. With a home-value-to-income ratio of just 2.7x, Rochester is one of the most affordable housing markets in the area. 43.3% 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 Rochester is White (non-Hispanic), making up 82.8% of the population. Black or African American residents account for 11.0%. The Hispanic or Latino population (0.6%) is well below the state average of 8.7%. The Asian population (0.9%) is well below the state average of 3.8%.

Education

17.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 52% lower than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.9%.

Data Sources & Methodology

All demographic data for Rochester, Pennsylvania is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,991 Census-designated places in Pennsylvania. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Rochester, Pennsylvania?

Rochester, Pennsylvania has a population of 3,422 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Rochester, PA?

The median household income in Rochester is $43,080, which is 47% lower than the national median of $80,734.

What is the poverty rate in Rochester, PA?

The poverty rate in Rochester is 23.5%. This means approximately 785 residents live below the federal poverty line.

What is the racial makeup of Rochester, Pennsylvania?

Rochester's population is 82.8% White, 11.0% Black, 0.6% Hispanic/Latino, and 0.9% Asian.

What is the median home value in Rochester, PA?

The median home value in Rochester is $116,800. The home-value-to-income ratio is 2.7x.

How educated is Rochester, Pennsylvania?

17.0% of adults (25+) in Rochester hold a bachelor's degree or higher, and 6.6% hold a graduate or professional degree.