Total Population in Barnstable County, MA

ACS 2024 5-Year Estimates

Total Population
231,668
Rank #306 of 3,222
91th percentile

How Barnstable County Compares

Barnstable County
231,668
Massachusetts Average
231,668
Rank #9 of 14 in state
National
330M
99.9% below

National Distribution

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

33 9,808,667

■ Barnstable County: 231,668

Ranking Context

Rank County Value
#303 Montgomery County, TN 234,153
#304 Norfolk city, VA 233,596
#305 Lake County, OH 232,216
#306 Barnstable County, MA 231,668
#307 Whatcom County, WA 230,503
#308 Shelby County, AL 230,211
#309 Linn County, IA 230,004
View full ranking →

Total Population in Barnstable County, Massachusetts

Barnstable County, Massachusetts has a total population of 231,668, which ranks #306 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.

Within Massachusetts, Barnstable County ranks #9 of 14 out of 14 counties. This places it in the 91th 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.