| Monday | 5:30 AM–6:30 PM |
| Tuesday | 5:30 AM–5 PM |
| Wednesday | 5:30 AM–6:30 PM |
| Thursday | 5:30 AM–5 PM |
| Friday | 5:30 AM–6:30 PM |
| Saturday | 8–9 AM |
| Sunday | Closed |
j-fit is an independent personal training studio in Naperville, IL. The studio is known for its boutique, community vibe.
Data last verified: 2026-03-12
Own this studio? Email jess.park@sweatlocal.net to update your listing