Moving from Boston to Rockford (2026)
Rockford has a COL index of 82 vs 162 for Boston (100 = US average). You'd pay about 49% less for the same lifestyle.
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Key differences
Salary needed in Rockford to match your Boston lifestyle
Based on the 49% cost of living decrease between the two cities.
| Your salary in Boston | Equivalent in Rockford |
|---|---|
| $40K | $20,247 |
| $50K | $25,309 |
| $60K | $30,370 |
| $75K | $37,963 |
| $80K | $40,494 |
| $100K | $50,617 |
| $120K | $60,741 |
| $150K | $75,926 |
💵 Household income (before tax)
Monthly budget at $75K — Boston vs Rockford
| Expense | Boston | Rockford |
|---|---|---|
| Monthly take-home | $4,428 | $4,428 |
| 1BR rent | $3,000 | $1,050 |
| Groceries | $418 | $357 |
| Transport | $90 | $50 |
| Utilities | $185 | $158 |
| Internet | $70 | $58 |
| Left after essentials | $665 | $2,755 |
30-Year Wealth Builder
If you invest your monthly savings of $2,090 in a low-cost index fund (7% avg return), you'd accumulate an extra:
over 30 years compared to staying in Boston — that's the real price of a city.
Frequently asked questions
Is Rockford cheaper than Boston?
Yes. Rockford has a cost of living index of 82 vs 162 for Boston (100 = US average). That's about 49% cheaper.
How much will I save moving from Boston to Rockford?
On a $75K salary, moving from Boston to Rockford saves roughly $1,950/month on core expenses. That's ~$23,400/year.
What salary do I need in Rockford to match my Boston lifestyle?
To maintain the same purchasing power as $75,000 in Boston, you'd need roughly $37,963/year in Rockford. This is based on the overall COL index difference.
Estimates based on Q1 2026 COL index and market data. Budget uses simplified federal/state tax rates. Zillow · BLS · Numbeo · For general guidance only