Elroy
- County:
- Juneau County
- County Seat:
- No
- Area (mi²):
- 2.008
- State:
- Wisconsin
Elroy is a city located in Juneau County, Wisconsin. Elroy has a 2026 population of 1,267. Elroy is currently declining at a rate of -0.55% annually and its population has decreased by -6.56% since the most recent census, which recorded a population of 1,356 in 2020.