Data / Rankings / Population / Cities in Pennsylvania

Cities in Pennsylvania by population

Philadelphia, PA had the highest population of 70 cities in 2024, at 1.57 million. Mechanicsburg, PA had the lowest, at 9,956. The median was 17,414 and the figure for Pennsylvania was 13.05 million. Source: the U.S. Census Bureau.

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Highest1,572,735Philadelphia, PA
Lowest9,956Mechanicsburg, PA
Median17,41470 cities
Pennsylvania13,045,848History

Top 40 cities, 2024

Philadelphia, PA: 1,572,735 personsPhiladelphia, PA1,572,735Pittsburgh, PA: 306,719 personsPittsburgh, PA306,719Allentown, PA: 125,808 personsAllentown, PA125,808Reading, PA: 95,708 personsReading, PA95,708Erie, PA: 92,287 personsErie, PA92,287Bethlehem, PA: 79,377 personsBethlehem, PA79,377Scranton, PA: 75,681 personsScranton, PA75,681Lancaster, PA: 58,151 personsLancaster, PA58,151Harrisburg, PA: 50,559 personsHarrisburg, PA50,559York, PA: 45,054 personsYork, PA45,054Wilkes-Barre, PA: 44,454 personsWilkes-Barre, PA44,454Altoona, PA: 42,595 personsAltoona, PA42,595State College, PA: 41,092 personsState College, PA41,092Penn Hills, PA: 39,422 personsPenn Hills, PA39,422Norristown, PA: 35,909 personsNorristown, PA35,909Chester, PA: 33,872 personsChester, PA33,872Mount Lebanon, PA: 32,769 personsMount Lebanon, PA32,769Bethel Park, PA: 32,280 personsBethel Park, PA32,280Easton, PA: 30,399 personsEaston, PA30,399Hazleton, PA: 30,228 personsHazleton, PA30,228Monroeville, PA: 27,855 personsMonroeville, PA27,855Williamsport, PA: 27,493 personsWilliamsport, PA27,493Lebanon, PA: 26,413 personsLebanon, PA26,413Plum, PA: 26,318 personsPlum, PA26,318Pottstown, PA: 23,421 personsPottstown, PA23,421Chambersburg, PA: 23,036 personsChambersburg, PA23,036Carlisle, PA: 22,625 personsCarlisle, PA22,625New Castle, PA: 21,259 personsNew Castle, PA21,259Murrysville, PA: 20,699 personsMurrysville, PA20,699Baldwin, PA: 20,629 personsBaldwin, PA20,629Phoenixville, PA: 20,154 personsPhoenixville, PA20,154West Chester, PA: 19,629 personsWest Chester, PA19,629Lansdale, PA: 19,060 personsLansdale, PA19,060West Mifflin, PA: 18,831 personsWest Mifflin, PA18,831Johnstown, PA: 17,809 personsJohnstown, PA17,809McKeesport, PA: 17,018 personsMcKeesport, PA17,018Hanover, PA: 16,680 personsHanover, PA16,680Hermitage, PA: 16,398 personsHermitage, PA16,398Franklin Park, PA: 15,030 personsFranklin Park, PA15,030Indiana, PA: 14,767 personsIndiana, PA14,767Philadelphia, PA: 1,572,735 personsPhiladelphia, PA1,572,735Pittsburgh, PA: 306,719 personsPittsburgh, PA306,719Allentown, PA: 125,808 personsAllentown, PA125,808Reading, PA: 95,708 personsReading, PA95,708Erie, PA: 92,287 personsErie, PA92,287Bethlehem, PA: 79,377 personsBethlehem, PA79,377Scranton, PA: 75,681 personsScranton, PA75,681Lancaster, PA: 58,151 personsLancaster, PA58,151Harrisburg, PA: 50,559 personsHarrisburg, PA50,559York, PA: 45,054 personsYork, PA45,054Wilkes-Barre, PA: 44,454 personsWilkes-Barre, PA44,454Altoona, PA: 42,595 personsAltoona, PA42,595State College, PA: 41,092 personsState College, PA41,092Penn Hills, PA: 39,422 personsPenn Hills, PA39,422Norristown, PA: 35,909 personsNorristown, PA35,909Chester, PA: 33,872 personsChester, PA33,872Mount Lebanon, PA: 32,769 personsMount Lebanon, PA32,769Bethel Park, PA: 32,280 personsBethel Park, PA32,280Easton, PA: 30,399 personsEaston, PA30,399Hazleton, PA: 30,228 personsHazleton, PA30,228Monroeville, PA: 27,855 personsMonroeville, PA27,855Williamsport, PA: 27,493 personsWilliamsport, PA27,493Lebanon, PA: 26,413 personsLebanon, PA26,413Plum, PA: 26,318 personsPlum, PA26,318Pottstown, PA: 23,421 personsPottstown, PA23,421Chambersburg, PA: 23,036 personsChambersburg, PA23,036Carlisle, PA: 22,625 personsCarlisle, PA22,625New Castle, PA: 21,259 personsNew Castle, PA21,259Murrysville, PA: 20,699 personsMurrysville, PA20,699Baldwin, PA: 20,629 personsBaldwin, PA20,629Phoenixville, PA: 20,154 personsPhoenixville, PA20,154West Chester, PA: 19,629 personsWest Chester, PA19,629Lansdale, PA: 19,060 personsLansdale, PA19,060West Mifflin, PA: 18,831 personsWest Mifflin, PA18,831Johnstown, PA: 17,809 personsJohnstown, PA17,809McKeesport, PA: 17,018 personsMcKeesport, PA17,018Hanover, PA: 16,680 personsHanover, PA16,680Hermitage, PA: 16,398 personsHermitage, PA16,398Franklin Park, PA: 15,030 personsFranklin Park, PA15,030Indiana, PA: 14,767 personsIndiana, PA14,767
persons. Source: U.S. Census Bureau, Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). Retrieved 2026-10-12.

Full ranking

RankCities2024
persons		Change on 2023
1Philadelphia, PA1,572,735+0.4%
2Pittsburgh, PA306,719+0.7%
3Allentown, PA125,808+0.2%
4Reading, PA95,708+0.5%
5Erie, PA92,287-0.7%
6Bethlehem, PA79,377+0.8%
7Scranton, PA75,681-0.2%
8Lancaster, PA58,151+1.7%
9Harrisburg, PA50,559+0.6%
10York, PA45,054+0.2%
11Wilkes-Barre, PA44,454+0.2%
12Altoona, PA42,595-0.4%
13State College, PA41,092-0.3%
14Penn Hills, PA39,422-0.7%
15Norristown, PA35,909+0.3%
16Chester, PA33,872+0.1%
17Mount Lebanon, PA32,769-0.8%
18Bethel Park, PA32,280-0.8%
19Easton, PA30,399+0.2%
20Hazleton, PA30,228+0.5%
21Monroeville, PA27,855-0.7%
22Williamsport, PA27,493-0.4%
23Lebanon, PA26,413+0.1%
24Plum, PA26,318-0.6%
25Pottstown, PA23,421+0.2%
26Chambersburg, PA23,036+3.2%
27Carlisle, PA22,625+1.1%
28New Castle, PA21,259-0.6%
29Murrysville, PA20,699-0.3%
30Baldwin, PA20,629-0.8%
31Phoenixville, PA20,154+1.3%
32West Chester, PA19,629-0.4%
33Lansdale, PA19,060+0.3%
34West Mifflin, PA18,831-0.8%
35Johnstown, PA17,809-0.7%
36McKeesport, PA17,018-0.9%
37Hanover, PA16,680+0.2%
38Hermitage, PA16,398-0.5%
39Franklin Park, PA15,030-0.4%
40Indiana, PA14,767+3.4%
41Whitehall, PA14,615-0.2%
42Greensburg, PA14,547-0.4%
43Dunmore, PA14,277+0.3%
44Wilkinsburg, PA13,693-0.8%
45Ephrata, PA13,683-0.5%
46Kingston, PA13,442+0.5%
47Washington, PA13,428+0.4%
48Bloomsburg, PA13,368+0.7%
49Coatesville, PA13,3200%
50Pottsville, PA13,173+0.1%
51Butler, PA12,976-0.9%
52Sharon, PA12,733-0.6%
53Yeadon, PA12,328+0.3%
54St. Marys, PA12,321-0.5%
55Meadville, PA12,287-0.3%
56Jefferson Hills, PA12,251+0.2%
57Emmaus, PA12,228+1.2%
58Elizabethtown, PA11,953-0.4%
59New Kensington, PA11,831-0.5%
60Lower Burrell, PA11,534-0.4%
61Wyomissing, PA11,267+0.7%
62Lansdowne, PA11,148+0.4%
63Waynesboro, PA11,092+0.3%
64Nanticoke, PA10,695+0.5%
65Darby, PA10,675+0.3%
66Northampton, PA10,568+1.4%
67Columbia, PA10,353-0.5%
68Munhall, PA10,321-0.8%
69Berwick, PA10,293-0.1%
70Mechanicsburg, PA9,956+0.9%

Other periods

About this ranking

Resident population.

More on how it is measured
  • Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón).
  • Norway: Statistics Norway, 1 January.
  • Iceland and its municipalities: Statistics Iceland, 1 January.
  • United States: Census Bureau population estimates for 1 July.
  • United Kingdom regions and local authorities: Office for National Statistics estimates for 30 June.
  • Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.
  • UN World Population Prospects estimates for 1 July cover the years before 1960 and the areas the World Bank does not publish, such as Taiwan.

The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

Every value in the ranking comes from the same publisher and the same period, so the cities are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals) (Cities in Pennsylvania by population, 2024) [Data set]. Retrieved October 12, 2026, from https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/

MLA 9

Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals), Cities in Pennsylvania by population, 2024. U.S. Census Bureau, 14 May 2026, https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Invokely, https://invokely.ai/rankings/population/pennsylvania-cities?period=2024. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). Cities in Pennsylvania by population, 2024. Dataset. Accessed October 12, 2026. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Also distributed by Invokely, https://invokely.ai/rankings/population/pennsylvania-cities?period=2024.

Harvard

U.S. Census Bureau (2026) Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals), Cities in Pennsylvania by population, 2024 [Dataset]. Available at: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/, via Invokely: https://invokely.ai/rankings/population/pennsylvania-cities?period=2024 (Accessed: 12 October 2026).

BibTeX
@misc{census_cities_in_pennsylvania_by_2024,
  author = {{U.S. Census Bureau}},
  title = {{Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals): Cities in Pennsylvania by population, 2024}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/population/pennsylvania-cities?period=2024. Publisher attribution: U.S. Census Bureau. Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals): Cities in Pennsylvania by population, 2024
PY  - 2026
DA  - 2026/05/14
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/
L2  - https://invokely.ai/rankings/population/pennsylvania-cities?period=2024
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/population/pennsylvania-cities?period=2024.
N1  - Publisher attribution: U.S. Census Bureau. Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-12.
ER  -
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Questions

Which city has the highest population?

Philadelphia, PA, with 1.57 million in 2024, according to the U.S. Census Bureau.

Which city has the lowest population?

Mechanicsburg, PA, with 9,956 in 2024.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). Retrieved 2026-10-12.

Population: other rankings

Cities in Pennsylvania: more rankings