Dauphin County, Pennsylvania Cities (2024)

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.)

33 cities

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Lower Paxton township154,94353,7220.25%1,95128.2Township
Harrisburg249,98450,095-0.06%6,1568.1City
Middletown township345,57745,990-0.13%2,41318.9Township
Swatara township427,66327,837-0.45%2,12013.0Township
Middletown township517,15216,3431.64%1,27313.5Township
West Hanover township611,21310,7250.84%48323.2Township
Lower Swatara township79,7899,538-0.08%79612.3Township
Middletown89,6299,5450.22%4,7432.0Borough
South Hanover township97,2777,210-0.06%65111.2Township
Steelton106,3216,2670.21%3,3361.9Borough
East Hanover township115,9576,020-0.37%14840.2Township
Middle Paxton township125,0635,058-0.2%9354.4Township
Londonderry township134,8814,898-0.06%21422.8Township
Hummelstown144,4934,540-0.27%3,6181.2Borough
Upper Paxton township153,9834,010-0.35%15425.9Township
Halifax township163,3093,355-0.51%12027.6Township
Penbrook173,2343,273-0.31%7,2350.4Borough
Conewago township183,0202,9590.37%18016.7Township
Highspire192,7042,739-0.33%3,7610.7Borough
Millersburg202,5142,544-0.32%3,3120.8Borough
Lykens211,8521,871-0.27%1,5181.2Borough
Paxtang221,6231,642-0.31%3,9980.4Borough
Lykens township231,5791,561-0.06%6026.5Township
Elizabethville241,3361,350-0.3%2,4420.5Borough
Williamstown251,2891,304-0.31%4,9770.3Borough
Wiconisco township261,1501,167-0.52%1189.8Township
Royalton271,1241,135-0.27%3,5350.3Borough
Williams township281,0511,064-0.47%1198.8Township
Halifax298077970.25%2,4020.3Borough
Dauphin30788796-0.25%1,8410.4Borough
Gratz31730741-0.41%2482.9Borough
Berrysburg32322325-0.31%5310.6Borough
Pillow33288291-0.35%5840.5Borough

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 Dauphin County, Pennsylvania?

Lower Paxton township is the largest city in Dauphin County.

What is the smallest city in Dauphin County, Pennsylvania?

Pillow is the smallest city in Dauphin County.

How many cities are in Dauphin County?

There are 33 cities in Dauphin County, Pennsylvania.

Frequently Asked Questions