Hamburg
- County:
- Calhoun County
- County Seat:
- No
- Area (mi²):
- 0.522
- State:
- Illinois
Hamburg is a village located in Calhoun County, Illinois. Hamburg has a 2026 population of 94. Hamburg is currently declining at a rate of -1.05% annually and its population has decreased by -4.08% since the most recent census, which recorded a population of 98 in 2020.