South Williamsport, Pennsylvania Demographics & Population 2026
During the 2020–2024 ACS period, South Williamsport, Pennsylvania had a total population of 6,211, the 202nd largest borough in Pennsylvania, with a median household income of $64,583, which is 17% lower than the state average. The poverty rate is 4.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 4.3% — among the lowest in Pennsylvania.
South Williamsport Quick Facts
How South Williamsport 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 | 6,216 | 6,211 | -0.1% |
| Median household income | $66,810 | $64,583 | -3.3% |
| Median home value | $186,000 | $180,800 | -2.8% |
How South Williamsport 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+)
South Williamsport Rankings in Pennsylvania
Explore Pennsylvania Rankings
Other Cities in Lycoming County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Williamsport | 27,612 | $48,851 | 25.4% | $154,300 |
| Kenmar | 5,077 | $58,857 | 12.5% | $225,200 |
| Montoursville | 4,706 | $59,919 | 9.8% | $208,200 |
| Jersey Shore | 4,121 | $72,361 | 7.0% | $153,000 |
| Muncy | 2,720 | $85,588 | 8.4% | $193,800 |
| Garden View | 2,637 | $52,222 | 17.5% | $166,400 |
| Hughesville | 2,274 | $64,917 | 16.5% | $208,700 |
| Montgomery | 1,564 | $63,936 | 5.3% | $145,900 |
| Duboistown | 1,403 | $81,875 | 11.7% | $194,800 |
| Faxon | 727 | $51,406 | 4.0% | $204,500 |
Cities Similar to South Williamsport
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Prospect Park | 6,417 | $63,077 | $244,600 | 22.9% | 9.2% |
| Crafton | 5,961 | $64,006 | $201,000 | 37.5% | 9.6% |
| Bellefonte | 6,009 | $62,540 | $240,300 | 39.6% | 13.1% |
| Taylor | 6,265 | $71,599 | $182,500 | 21.2% | 11.4% |
| Steelton | 6,296 | $58,194 | $134,800 | 19.0% | 19.6% |
Population Overview
South Williamsport is a small city located in Pennsylvania, within Lycoming County. The total population is 6,211. It ranks as the 202nd most populous out of 1,991 Census-designated places in Pennsylvania.
Age Demographics
The median age in South Williamsport is 43.0 years. This is 5% higher than the state median of 40.9 years.
Economy, Income & Housing
The median household income in South Williamsport is $64,583. This is 17% lower than the state median of $77,971. It is also 20% lower than the national median of $80,734. The poverty rate stands at 4.3%. This is 63% lower than the state poverty rate of 11.7%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.0%. This is 44% lower than the state rate of 5.3%. The median home value is $180,800. Housing costs are 29% lower than the state median of $254,500. With a home-value-to-income ratio of just 2.8x, South Williamsport is one of the most affordable housing markets in the area. 65.1% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 69.3%.
Race & Ethnicity
South Williamsport has a predominantly White (non-Hispanic) population, comprising 91.3% of all residents. Asian residents account for 2.5%. The Black or African American population (1.5%) is well below the state average of 10.3%. The Hispanic or Latino population (1.1%) is well below the state average of 8.7%.
Education
29.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 17% 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 94.6%.
Data Sources & Methodology
All demographic data for South Williamsport, 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 South Williamsport, Pennsylvania?
South Williamsport, Pennsylvania has a population of 6,211 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in South Williamsport, PA?
The median household income in South Williamsport is $64,583, which is 20% lower than the national median of $80,734.
What is the poverty rate in South Williamsport, PA?
The poverty rate in South Williamsport is 4.3%. This means approximately 269 residents live below the federal poverty line.
What is the racial makeup of South Williamsport, Pennsylvania?
South Williamsport's population is 91.3% White, 1.5% Black, 1.1% Hispanic/Latino, and 2.5% Asian.
What is the median home value in South Williamsport, PA?
The median home value in South Williamsport is $180,800. The home-value-to-income ratio is 2.8x.
How educated is South Williamsport, Pennsylvania?
29.2% of adults (25+) in South Williamsport hold a bachelor's degree or higher, and 13.8% hold a graduate or professional degree.