Smithville is a town located in Lawrence County, Arkansas. Smithville has a 2026 population of 82. Smithville is currently declining at a rate of 0% annually and its population has decreased by -3.53% since the most recent census, which recorded a population of 85 in 2020.
The median age in Smithville is 21.8 years: 21.9 years for males, and 19.9 years for females. For every 100 females there are 79.6 males.
Data after 2023 is projected based on recent change
Overall: 21.8 years
Female: 19.9 years
Male: 21.9 years
There are 58 adults, (3 of whom are seniors) in Smithville.
Female: 49 (55.7%)
Male: 39 (44.3%)
The racial composition of Smithville includes 94.32% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 83 | 94.32% |
| Two or more races | 5 | 5.68% |