Total Population in Mercer County, PA

ACS 2024 5-Year Estimates

Total Population
109,257
Rank #574 of 3,222
82th percentile

How Mercer County Compares

Mercer County
109,257
Pennsylvania Average
109,257
Rank #30 of 67 in state
National
330M
100.0% below

National Distribution

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

33 9,808,667

■ Mercer County: 109,257

Ranking Context

Rank County Value
#571 Platte County, MO 110,371
#572 Miami County, OH 110,296
#573 Carver County, MN 110,041
#574 Mercer County, PA 109,257
#575 Eaton County, MI 109,130
#576 Hunt County, TX 108,972
#577 Yamhill County, OR 108,734
View full ranking →

Total Population in Mercer County, Pennsylvania

Mercer County, Pennsylvania has a total population of 109,257, which ranks #574 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.

Within Pennsylvania, Mercer County ranks #30 of 67 out of 67 counties. This places it in the 82th 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.