Merriam is a CDP located in Noble County, Indiana. Merriam has a 2026 population of 380. Merriam is currently growing at a rate of 6.44% 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 Merriam is 28.4 years: 20.5 years for males, and 59.5 years for females. For every 100 females there are 219.0 males.
Data after 2023 is projected based on recent change
Overall: 28.4 years
Female: 59.5 years
Male: 20.5 years
There are 179 adults, (59 of whom are seniors) in Merriam.
Female: 84 (31.3%)
Male: 184 (68.7%)
The racial composition of Merriam includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 268 | 100% |