Ranking of Dauphin, PA Cities and Places By population in 2021
Updated on June 27, 2025.
Based on the US Census Vintage data estimates, in 2021, among all Dauphin, PA cities and places, Balance of Dauphin County had the highest population (198.83K), followed by Harrisburg city (50.25K), and Middletown borough (9.59K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Dauphin cities and places.
You can see similar information for other Pennsylvania counties. You can also see the ranking of all cities and places in Pennsylvania.
Data Source: US Census Bureau (Vintage).
Ranking of Dauphin, PA Cities and Places By population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Balance of Dauphin County | 198828 |
| 2 | Harrisburg city | 50248 |
| 3 | Middletown borough | 9590 |
| 4 | Steelton borough | 6269 |
| 5 | Hummelstown borough | 4543 |
| 6 | Penbrook borough | 3268 |
| 7 | Highspire borough | 2741 |
| 8 | Millersburg borough | 2542 |
| 9 | Lykens borough | 1870 |
| 10 | Paxtang borough | 1642 |
| 11 | Elizabethville borough | 1352 |
| 12 | Williamstown borough | 1303 |
| 13 | Royalton borough | 1136 |
| 14 | Halifax borough | 799 |
| 15 | Dauphin borough | 796 |
| 16 | Gratz borough | 743 |
| 17 | Berrysburg borough | 325 |
| 18 | Pillow borough | 291 |