Dauphin County, Pennsylvania
Dauphin County: County in Pennsylvania, United States
About
Dauphin County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 268,100 and a population density of 186 people per km². After 10 years in 2020 county had an estimated population of 279,874 inhabitants. Its county seat is Harrisburg. The county was created 239 years ago in 1785.
![Dauphin County locator map](https://cdn.mapsof.net/images/519/5186395/dauphin-county-locator-map-image_138313.png)
Quick Facts about Dauphin County
Population : | 279,874 (2020) |
Country : | United States of America |
State : | Pennsylvania (United States) |
Twitter username : | dauphincounty |
Area : | 1444 km2 |
Water as percent of area : | 5.9% |
Land as percent of area : | 94.1% |
Named for : | Louis Joseph, Dauphin of France |
Altitude : | 699 feet / 213 meters |
Capital : | Harrisburg |
Establishment : | March 03, 1785 |
Time Zone : | America/New_York |
Local time : | 2/17/2025 - 7:27:54 PM |
Density : | 194 Pop. per km² as of 2020 |
Population growth : | 4.21% (2010-2020) |
![Dauphin County Courthouse image](https://cdn.mapsof.net/images/519/5186395/dauphin-county-image_2117.jpg)
![Dauphin County Courthouse image](https://cdn.mapsof.net/images/519/5186395/dauphin-county-image_2117.jpg)
Geography
Dauphin County is located at 40°24'56"N 76°46'46"W (40.4154400, -76.7794700). It has 6 neighbors: Cumberland County, Juniata County, Lancaster County, Lebanon County, Northumberland County and Schuylkill County.
Dauphin County map
The largest city of Dauphin County is Harrisburg with a population of 49,322. Other cities include, Steelton population 5,957, Hummelstown population 4,814, Penbrook population 2,976 and Millersburg population 2,514. See all Dauphin County cities & populated places.
Dauphin County Populated Places (more)
Cities, towns, neighborhoods & other populated places in Dauphin County.
City Name | Population | Title |
---|---|---|
Harrisburg | 49,322 | The capital of Pennsylvania. |
Hershey | 14,257 | Census designated place |
Colonial Park | 13,229 | Census designated place |
Progress | 9,765 | Census designated place |
Linglestown | 6,334 | Census designated place |
Steelton | 5,957 | Borough in southern Dauphin County, Pennsylvania |
Paxtonia | 5,412 | Census designated place |
Swatara | 4,830 | Township in southern Dauphin County, Pennsylvania |
Hummelstown | 4,814 | Borough in southern Dauphin County, Pennsylvania |
Skyline View | 4,003 | Census designated place |
Lawnton | 3,813 | Census designated place |
Penbrook | 2,976 | Borough in western Dauphin County, Pennsylvania |
Millersburg | 2,514 | Borough in northwestern Dauphin County, Pennsylvania |
Highspire | 2,369 | Borough in southwestern Dauphin County, Pennsylvania |
Matamoras | 2,364 | City in Washington County, Ohio, United States of America |
Lykens | 1,771 | Borough in northeastern Dauphin County, Pennsylvania |
- Official Website
Official website of Dauphin County
Dauphin County has 6 neighbours.
- Cumberland County county in Pennsylvania, United States
- Juniata County county in Pennsylvania, United States
- Lancaster County county in Pennsylvania, United States
- Lebanon County county in Pennsylvania, United States of America
- Northumberland County county in Pennsylvania, United States
- Schuylkill County county in Pennsylvania, United States
Demographics
The population of Dauphin County increased by 4.21% in 10 years.
Year | Population | % Change | Method |
2010 | 268,100 | - | census |
2011 | 269,249 | 0.43% | estimation process |
2012 | 270,005 | 0.28% | estimation process |
2013 | 271,431 | 0.53% | estimation process |
2014 | 272,223 | 0.29% | estimation process |
2015 | 273,085 | 0.32% | estimation process |
2016 | 274,196 | 0.41% | estimation process |
2017 | 275,714 | 0.55% | estimation process |
2018 | 276,864 | 0.42% | estimation process |
2019 | 278,299 | 0.52% | estimation process |
2020 | 279,874 | 0.56% | estimation process |
People born in Dauphin County (9)
People born in Dauphin County, including Confederate Army general Josiah Gorgas, Union Army officer George F. McFarland, baseball player and coach George Staller, .
List
- Joshua William Swartz (American politician) he was born in 09/06/1867
- William Witman II (American diplomat) he was born in 31/01/1914
- John Russell (American equestrian, born 1920) he was born in 02/02/1920
- J. Troutman Gougler (American football player and coach) he was born in 05/11/1888
- Robert Boal (American politician) he was born in 15/11/1806
- Michelle Wolf (American comedian) she was born in 21/06/1985
Pennsylvania Other Counties (more counties)
County Name | Population | Title |
---|---|---|
Philadelphia County | 1,578,487 | County in Pennsylvania, United States |
Philadelphia | 1,578,487 | The sixth most populous city in the United States and the center of the Philadelphia metropolitan area. |
Allegheny County | 1,211,358 | County in the southwestern part of the U. |
Montgomery County | 833,869 | County in Pennsylvania, United States |
Bucks County | 627,987 | County in Pennsylvania, United States |
Delaware County | 566,753 | County in Pennsylvania, United States |
Lancaster County | 546,192 | County in Pennsylvania, United States |
Chester County | 526,759 | County in Pennsylvania, United States |
York County | 450,448 | County in Maine, United States |
Berks County | 421,017 | County in Pennsylvania, United States |
Lehigh County | 370,802 | County in Pennsylvania, United States of America |
Westmoreland County | 347,087 | County in Pennsylvania, United States |
Luzerne County | 316,982 | County in Pennsylvania, United States |
Northampton County | 305,892 | County in Pennsylvania, United States |
Pittsburgh | 299,226 | The second most populous city in Pennsylvania and the center of the Pittsburgh metropolitan area. |
Erie County | 268,426 | County in Pennsylvania, United States |