Gibson Flats is a CDP located in Cascade County, Montana. Gibson Flats has a 2026 population of 204. Gibson Flats is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Gibson Flats is 18.8 years: 17.6 years for males, and 0 years for females. For every 100 females there are 267.4 males.
Data after 2023 is projected based on recent change
Overall: 18.8 years
Female: 0 years
Male: 17.6 years
There are 91 adults, (41 of whom are seniors) in Gibson Flats.
Female: 43 (27.2%)
Male: 115 (72.8%)
The racial composition of Gibson Flats includes 93.04% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 147 | 93.04% |
| Two or more races | 11 | 6.96% |