| Monday | 8 AM–10 PM |
| Tuesday | 8 AM–10 PM |
| Wednesday | 8 AM–10 PM |
| Thursday | 8 AM–10 PM |
| Friday | 8 AM–10 PM |
| Saturday | 9 AM–10 PM |
| Sunday | Open 24 hours |
O.N.E. Fitness Center is an independent boxing studio in Elgin, IL. The studio is known for its community, hardcore vibe.
Data last verified: 2026-03-15
Own this studio? Email jess.park@sweatlocal.net to update your listing