Coggon
- County:
- Linn County
- County Seat:
- No
- Area (mi²):
- 0.71
- State:
- Iowa
Coggon is a city located in Linn County, Iowa. Coggon has a 2026 population of 691. Coggon is currently growing at a rate of 0.88% annually but its population has decreased by -1.57% since the most recent census, which recorded a population of 702 in 2020.
The median household income in Coggon is $76,250 with a poverty rate of 2.75%. The median age in Coggon is 35.8 years: 37 years for males, and 35.3 years for females. For every 100 females there are 124.1 males.