Sewickley, Pennsylvania Demographics & Population 2026
During the 2020–2024 ACS period, Sewickley, Pennsylvania had a total population of 3,823, the 383rd largest borough in Pennsylvania, with a median household income of $101,053, which is 30% higher than the state average. The poverty rate is 8.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- 64.5% of adults hold a bachelor's degree or higher — top 10% in Pennsylvania.
Sewickley Quick Facts
How Sewickley Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 3,850 | 3,823 | -0.7% |
| Median household income | $94,828 | $101,053 | +6.6% |
| Median home value | $449,700 | $464,300 | +3.2% |
How Sewickley Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 45 | National average: 61
Education
Educational Attainment (Adults 25+)
Sewickley Rankings in Pennsylvania
Explore Pennsylvania Rankings
Other Cities in Allegheny County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Pittsburgh | 304,759 | $65,742 | 20.1% | $205,800 |
| Bethel Park | 32,881 | $107,090 | 4.0% | $273,400 |
| Monroeville | 28,295 | $79,218 | 10.7% | $209,800 |
| Plum | 26,723 | $98,705 | 3.6% | $227,600 |
| Allison Park | 22,045 | $113,822 | 3.6% | $346,900 |
| Baldwin | 21,057 | $80,983 | 9.5% | $208,400 |
| West Mifflin | 19,190 | $76,563 | 11.2% | $151,600 |
| McKeesport | 17,380 | $34,219 | 32.0% | $72,700 |
| Franklin Park | 15,235 | $176,875 | 0.7% | $485,600 |
| Whitehall | 14,811 | $89,404 | 6.7% | $236,200 |
Cities Similar to Sewickley
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Thorndale | 3,854 | $99,479 | $341,900 | 44.4% | 2.4% |
| Shrewsbury | 3,878 | $101,833 | $298,100 | 35.4% | 4.2% |
| Brownstown | 3,650 | $99,961 | $323,600 | 29.5% | 0.6% |
| Palmer Heights | 3,624 | $99,815 | $309,100 | 37.2% | 4.8% |
| Paxtonia | 4,074 | $102,594 | $249,900 | 45.0% | 11.2% |
Population Overview
Sewickley is a small community located in Pennsylvania, within Allegheny County. The total population is 3,823. It ranks as the 383rd most populous out of 1,991 Census-designated places in Pennsylvania.
Age Demographics
The median age in Sewickley is 38.7 years. This is 5% lower than the state median of 40.9 years.
Economy, Income & Housing
The median household income in Sewickley is $101,053. This is 30% higher than the state median of $77,971. It is also 25% higher than the national median of $80,734. The poverty rate stands at 8.1%. This is 31% lower than the state poverty rate of 11.7%. The unemployment rate is 7.0%. This is 33% higher than the state rate of 5.3%. The median home value is $464,300. Housing costs are 82% higher than the state median of $254,500. The home-value-to-income ratio is 4.6x. 68.0% of occupied housing units are owner-occupied. This homeownership rate is 2% lower than the state average of 69.3%.
Race & Ethnicity
Sewickley has a predominantly White (non-Hispanic) population, comprising 85.4% of all residents. Hispanic or Latino residents account for 2.8%. The Black or African American population (2.5%) is well below the state average of 10.3%. The Hispanic or Latino population (2.8%) is well below the state average of 8.7%.
Education
64.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Sewickley in the top 10% of all cities in the state for educational attainment. This is 83% higher 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 98.8%. Notably, 32.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Sewickley, 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 Sewickley, Pennsylvania?
Sewickley, Pennsylvania has a population of 3,823 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sewickley, PA?
The median household income in Sewickley is $101,053, which is 25% higher than the national median of $80,734.
What is the poverty rate in Sewickley, PA?
The poverty rate in Sewickley is 8.1%. This means approximately 309 residents live below the federal poverty line.
What is the racial makeup of Sewickley, Pennsylvania?
Sewickley's population is 85.4% White, 2.5% Black, 2.8% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Sewickley, PA?
The median home value in Sewickley is $464,300. The home-value-to-income ratio is 4.6x.
How educated is Sewickley, Pennsylvania?
64.5% of adults (25+) in Sewickley hold a bachelor's degree or higher, and 32.9% hold a graduate or professional degree.