Cities in Lehigh County, Pennsylvania by Population (2024)

There are 41 cities in Lehigh County, Pennsylvania.

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Allentown1Pennsylvania124,466125,722-0.25%7,08617.56
Bethlehem2Pennsylvania79,53775,6971.22%4,16119.11
Fullerton3Pennsylvania16,81215,4151.37%4,5823.67
Emmaus4Pennsylvania11,70511,6390.14%4,0432.90
Breinigsville5Pennsylvania10,4967,5747.49%3,1133.37
Quakertown6Pennsylvania9,1959,347-0.41%4,5182.04
Ancient Oaks7Pennsylvania7,3257,401-0.26%3,0222.42
Wescosville8Pennsylvania6,7506,848-0.35%2,4822.72
Catasauqua9Pennsylvania6,4496,511-0.23%4,9911.29
Dorneyville10Pennsylvania4,9274,707-1.66%2,2742.17
Fountain Hill11Pennsylvania4,7914,827-0.19%6,5180.73
Slatington12Pennsylvania4,2404,278-0.21%3,2101.32
Kutztown University13Pennsylvania4,2323,8982.02%8,9280.47
Kutztown14Pennsylvania4,1684,1600.05%2,6051.60
Schnecksville15Pennsylvania3,7644,022-1.67%1,3442.80
Coplay16Pennsylvania3,6633,3412.26%6,0050.61
Egypt17Pennsylvania3,6042,3929.18%2,4501.47
Macungie18Pennsylvania3,2223,254-0.25%3,2580.99
Hokendauqua19Pennsylvania3,1842,7363.65%2,8891.10
East Greenville20Pennsylvania3,1483,162-0.1%6,1480.51
North Catasauqua21Pennsylvania2,9082,970-0.51%4,0500.72
Freemansburg22Pennsylvania2,8112,871-0.53%4,0330.70
Alburtis23Pennsylvania2,5742,590-0.15%3,6410.71
Coopersburg24Pennsylvania2,5292,4590.72%2,7110.93
Spinnerstown25Pennsylvania2,1061,6713.44%1,1161.89
Cetronia26Pennsylvania1,9102,844-10.87%2,3550.81
Trexlertown27Pennsylvania1,6502,120-6.62%7952.08
Milford Square28Pennsylvania1,2661,320-1.02%1,3750.92
Cementon29Pennsylvania1,1671,563-7.82%1,7930.65
Stiles30Pennsylvania1,1491,1952.31%5,3440.21
DeSales University31Pennsylvania9559290.74%1,5970.60
Trumbauersville32Pennsylvania898902-0.11%2,0180.45
New Tripoli33Pennsylvania6878400.44%7490.92
Slatedale34Pennsylvania6074935.02%2,0370.30
Laurys Station35Pennsylvania531925-15.58%3251.64
Mertztown36Pennsylvania399933-25%3791.05
Bowers37Pennsylvania2712472.26%4460.61
Virginville38Pennsylvania2632135.2%2321.14
Dryville39Pennsylvania24112913.15%1741.39
Kempton40Pennsylvania21310315.14%2580.82
Maxatawny41Pennsylvania4979-12.5%4850.10
showing: 41 rows

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Lehigh County, Pennsylvania?

Allentown is the largest city in Lehigh County.

What is the smallest city in Lehigh County, Pennsylvania?

Maxatawny is the smallest city in Lehigh County.

How many cities are in Lehigh County?

There are 41 cities in Lehigh County, Pennsylvania.

Frequently Asked Questions