Arco
- County:
- Lincoln County
- County Seat:
- No
- Area (mi²):
- 0.29
- State:
- Minnesota
Arco is a city located in Lincoln County, Minnesota. Arco has a 2026 population of 85. Arco is currently declining at a rate of -2.3% annually and its population has decreased by -4.49% since the most recent census, which recorded a population of 89 in 2020.
The median household income in Arco is $63,333 with a poverty rate of 15.15%. The median age in Arco is 62.5 years: 68.3 years for males, and 55.5 years for females. For every 100 females there are 83.3 males.