Harlan township is located in Smith County, Kansas. Harlan township has a 2026 population of 72. Harlan township 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 72 in 2020.
The median age in Harlan township is 6.3 years: 5.5 years for males, and 18 years for females. For every 100 females there are 115.0 males.
Data after 2023 is projected based on recent change
Overall: 6.3 years
Female: 18 years
Male: 5.5 years
There are 17 adults, (0 of whom are seniors) in Harlan township.
Female: 20 (46.5%)
Male: 23 (53.5%)
The racial composition of Harlan township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 43 | 100% |