Williamsport, PA Profile: Facts, Map & Data


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Williamsport, Pennsylvania - Basic Facts

The City of Williamsport had a population of 29,458 as of July 1, 2017. Williamsport ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Pennsylvania. See peer rankings below.

The primary coordinate point for Williamsport is located at latitude 41.24 and longitude -77.0356 in Lycoming County. The formal boundaries for the City of Williamsport (see map below) encompass a land area of 8.73 sq. miles and a water area of 0.7 sq. miles. Lycoming County is in the Eastern time zone (GMT -5). The elevation is 518 feet.

The City of Williamsport (GNIS ID: 1215428) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Williamsport population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Williamsport: Williams Port.

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City of Williamsport, PA Boundary Map

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Williamsport, PA Data & Demographics (As of July 1, 2017)


Total Population 29,458
Daytime Population: Workers 22,944
Daytime Population: Residents 17,303
Total Daytime Population (TDP) 40,247
Ratio TDP/Total Population1 1.37
Population in Households 26,539
Population in Familes 17,586
Population in Group Qrtrs 2,919
Population Density2 3,374
Diversity Index3 42


Median Household Income $32,804
Average Household Income $46,443
Per Capita Income $19,481


Total Housing Units 13,105 (100%)
Owner Occupied HU 4,626 (35.3%)
Renter Occupied HU 7,038 (53.7%)
Vacant Housing Units 1,441 (11.0%)
Median Home Value $103,317
Average Home Value $139,462


Total Households 11,664
Average Household Size 2.28
Family Households 5,985
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.04% -0.02%
Households 0.02% -0.02%
Families -0.17% -0.13%
Median Household Income   1.03%
Per Capita Income   2.29%

Williamsport, PA - Peer Comparisons by Rank and Percentile

The table below compares Williamsport to the other 1,762 incorporated cities, towns and CDPs in Pennsylvania by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 18 99th
Population Density # 347 80th
Diversity Index # 181 90th
Median Household Income # 1697 4th
Per Capita Income # 1646 7th

Additional comparisons and rankings can be made with a VERY EASY TO USE Pennsylvania Census Data Comparison Tool.

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