Manderson is a town located in Big Horn County, Wyoming. Manderson has a 2026 population of 90. Manderson is currently growing at a rate of 1.12% annually and its population has increased by 3.45% since the most recent census, which recorded a population of 87 in 2020.
The median age in Manderson is 51.8 years: 51.7 years for males, and 55.3 years for females. For every 100 females there are 98.2 males.
Data after 2023 is projected based on recent change
Overall: 51.8 years
Female: 55.3 years
Male: 51.7 years
There are 99 adults, (42 of whom are seniors) in Manderson.
Female: 57 (50.4%)
Male: 56 (49.6%)
The racial composition of Manderson includes 97.35% White, and smaller percentages for Two or more races and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 110 | 97.35% |
| Two or more races | 3 | 2.65% |