Total Population in Dauphin County, PA

ACS 2024 5-Year Estimates

Total Population
289,593
Rank #249 of 3,222
92th percentile

How Dauphin County Compares

Dauphin County
289,593
Pennsylvania Average
289,593
Rank #14 of 67 in state
National
330M
99.9% below

National Distribution

Where Dauphin County falls among all 3,222 U.S. counties for total population.

33 9,808,667

■ Dauphin County: 289,593

Ranking Context

Rank County Value
#246 Leon County, FL 297,542
#247 York County, SC 293,673
#248 Merced County, CA 290,201
#249 Dauphin County, PA 289,593
#250 Anchorage Municipality, AK 288,976
#251 St. Louis city, MO 288,512
#252 Frederick County, MD 287,048
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Total Population in Dauphin County, Pennsylvania

Dauphin County, Pennsylvania has a total population of 289,593, which ranks #249 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.

Within Pennsylvania, Dauphin County ranks #14 of 67 out of 67 counties. This places it in the 92th percentile nationally.

Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.