Casselman is a borough located in Fayette County, Pennsylvania. Casselman has a 2026 population of 125. Casselman is currently growing at a rate of 3.31% annually and its population has increased by 23.76% since the most recent census, which recorded a population of 101 in 2020.
The median age in Casselman is 46.5 years: 54.2 years for males, and 28.5 years for females. For every 100 females there are 79.5 males.
Data after 2023 is projected based on recent change
Overall: 46.5 years
Female: 28.5 years
Male: 54.2 years
There are 68 adults, (13 of whom are seniors) in Casselman.
Female: 44 (55.7%)
Male: 35 (44.3%)
The racial composition of Casselman includes 93.67% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 74 | 93.67% |
| Two or more races | 5 | 6.33% |