
Worthington
- County:
- Dubuque County
- County Seat:
- No
- Area (mi²):
- 0.452
- State:
- Iowa
Worthington is a city located in Dubuque County, Iowa. Worthington has a 2025 population of 368. Worthington is currently declining at a rate of -0.54% annually and its population has decreased by -2.65% since the most recent census, which recorded a population of 378 in 2020.
The average household income in Worthington is $93,646 with a poverty rate of 4.74%. The median age in Worthington is 40.8 years: 39.4 years for males, and 44.8 years for females.