Long Barn is a CDP located in Tuolumne County, California. Long Barn has a 2026 population of 20. Long Barn is currently declining at a rate of -52.38% annually and its population has decreased by -77.27% since the most recent census, which recorded a population of 88 in 2020.
The median age in Long Barn is 81.2 years: 0 years for males, and 0 years for females. For every 100 females there are 20.8 males.
Data after 2023 is projected based on recent change
Overall: 81.2 years
Female: 0 years
Male: 0 years
There are 29 adults, (18 of whom are seniors) in Long Barn.
Female: 24 (82.8%)
Male: 5 (17.2%)
The racial composition of Long Barn includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 29 | 100% |