Moving from Naperville to Rockford (2026)
Rockford has a COL index of 82 vs 100 for Naperville (100 = US average). You'd pay about 18% less for the same lifestyle.
Key differences
Salary needed in Rockford to match your Naperville lifestyle
Based on the 18% cost of living decrease between the two cities.
| Your salary in Naperville | Equivalent in Rockford |
|---|---|
| $40K | $32,800 |
| $50K | $41,000 |
| $60K | $49,200 |
| $75K | $61,500 |
| $80K | $65,600 |
| $100K | $82,000 |
| $120K | $98,400 |
| $150K | $123,000 |
Monthly budget at $75K — Naperville vs Rockford
| Expense | Naperville | Rockford |
|---|---|---|
| Monthly take-home | $4,428 | $4,428 |
| 1BR rent | $1,650 | $1,050 |
| Groceries | $380 | $357 |
| Transport | $72 | $50 |
| Utilities | $158 | $158 |
| Internet | $62 | $58 |
| Left after essentials | $2,106 | $2,755 |
Frequently asked questions
Is Rockford cheaper than Naperville?
Yes. Rockford has a cost of living index of 82 vs 100 for Naperville (100 = US average). That's about 18% cheaper.
How much will I save moving from Naperville to Rockford?
On a $75K salary, moving from Naperville to Rockford could save roughly $649/month on core expenses. That's ~$7,788/year.
What salary do I need in Rockford to match my Naperville lifestyle?
To maintain the same purchasing power as $75,000 in Naperville, you'd need roughly $61,500/year in Rockford. This is based on the overall COL index difference between the two cities.
Estimates based on Q1 2026 COL index and market data. Budget uses simplified federal/state tax rates at $75K. Zillow · BLS · Numbeo · For general guidance only