Williamsport Flag

Williamsport

County:
Lycoming County
County Seat:
Yes
Area (mi²):
8.777
State:
Pennsylvania

Williamsport is a city located in Lycoming County, Pennsylvania. Williamsport has a 2026 population of 27,569. It is also the county seat of Lycoming County. Williamsport is currently declining at a rate of -0.11% annually and its population has decreased by -0.64% since the most recent census, which recorded a population of 27,746 in 2020.

The median household income in Williamsport is $48,851 with a poverty rate of 25.37%. The median age in Williamsport is 31.5 years: 30.1 years for males, and 33.7 years for females. For every 100 females there are 103.3 males.

27.6K
Total Population
3,141
Density (mi²)
-29 -0.11%
Growth

Williamsport Population

Williamsport Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202627,569-29-0.11%
202527,598-30-0.11%
202427,628-43-0.16%
202327,6711140.41%
202227,557270.1%
202127,530-216-0.78%
202027,746-24-0.09%
201928,279-186-0.65%
201828,465-65-0.23%
201728,530-234-0.81%
201628,764-278-0.96%
201529,042-163-0.56%
201429,205-99-0.34%
201329,304-215-0.73%
201229,519520.18%
201129,467750.26%
201029,392110.04%
200030,706-1,227-3.84%
199031,933-1,468-4.4%
198033,401-4,517-11.91%
197037,918-4,049-9.65%
196041,967-3,080-6.84%
195045,0476921.56%
194044,355-1,374-3%
193045,7299,53126.33%
192036,1984,33813.62%
191031,8603,10310.79%
190028,7571,6255.99%
189027,1328,19843.3%
188018,9342,90418.12%
187016,03010,366183.02%
18605,66400%

Median Age

Overall: 31.5 years
Female: 33.7 years
Male: 30.1 years

Williamsport Adults

There are 21,979 adults, (3,699 of whom are seniors) in Williamsport.

Sex Ratio

Female: 13,584 (49.2%)
Male: 14,028 (50.8%)

Demographics

The racial composition of Williamsport includes 75% White, 12.98% Black or African American, and smaller percentages for Asian, other race, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White20,71075%
Black or African American3,58412.98%
Two or more races2,5109.09%
Asian4001.45%
Other race2580.93%
Native American1500.54%
Race
Population ↓
Percentage (of total)
Two or more races4761.72%
Black or African American2791.01%
White2090.76%
Other race1570.57%
Native American1060.38%
Asian80.03%
Race
Population ↓
Percentage (of total)
White20,50174.25%
Black or African American3,30511.97%
Two or more races2,0347.37%
Asian3921.42%
Other race1010.37%
Native American440.16%

Williamsport Marital Status

Economics and Income Statistics

Williamsport 's average per capita income is $40,936. Household income levels show a median of $48,851. The poverty rate stands at 25.37%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$97,831-
Families$66,563$82,633
Households$48,851$64,340
Non Families$34,237$44,955

$40,936

Average Income

$48,851

Median Household Income

25.37%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)