While Rhode Island might be tiny, it’s not the smallest in terms of population in the U.S. The state with the least population is Wyoming, according to World Population Review.

The smallest county in Pennsylvania (by land area) is Montour County with 130.24 square miles of land area. ... USA with black borders and name tags of its counties by: Matt Benedetto.

Marion County grew by 2%, or about 6,950 people, and had its smallest increase from 2022 to 2023. Polk County grew by 3.6%, or about 3,100 people, and had its largest increase between 2020 and 2021.