Hammett is a CDP located in Elmore County, Idaho. Hammett has a 2026 population of 318. Hammett is currently growing at a rate of 6.71% 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 Hammett is 63.3 years: 43.8 years for males, and 64.2 years for females. For every 100 females there are 80.2 males.
Data after 2023 is projected based on recent change
Overall: 63.3 years
Female: 64.2 years
Male: 43.8 years
There are 299 adults, (58 of whom are seniors) in Hammett.
Female: 177 (55.5%)
Male: 142 (44.5%)
The racial composition of Hammett includes 66.46% White, 15.99% other race, and smaller percentages for Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 212 | 66.46% |
| Other race | 51 | 15.99% |
| Two or more races | 47 | 14.73% |
| Asian | 9 | 2.82% |