Adamsburg is a borough that is located in Westmoreland County, Pennsylvania, United States.

[3] This Pennsylvania borough was named for John Quincy Adams, sixth President of the United States.

[5] According to the United States Census Bureau, the borough has a total area of 0.3 square miles (0.8 km2), all land.

At the time of the 2000 census, there were 221 people, eighty-four households, and sixty-three families living in the borough.

[9] Of the eighty-four households documented in the borough, 33.3% had children who were under the age of eighteen living with them, 54.8% were married couples living together, 15.5% had a female householder with no husband present, and 25.0% were non-families.