City Comparison

Philadelphia vs Rockford

Cost of Living Comparison · 2026

Philadelphia

Pennsylvania
106
Above Average
$240,000
Median Home
$1,400/mo
Median Rent
$49,127
Median Income

Rockford

Illinois
79
Very Affordable
$155,000
Median Home
$950/mo
Median Rent
$53,300
Median Income

The Verdict

34.2%

Living in Rockford costs 34.2% less than Philadelphia. To match the purchasing power of a $75,000 salary in Philadelphia, you would need $55,896 in Rockford.

Category-by-Category Breakdown

Index values · National average = 100 · Lower is more affordable

Housing
107
Philadelphia
52
Rockford
Groceries
104
Philadelphia
99
Rockford
Utilities
113
Philadelphia
92
Rockford
Transportation
108
Philadelphia
101
Rockford
Healthcare
101
Philadelphia
106
Rockford

Salary Equivalence

A $75,000 salary in Philadelphia has the same purchasing power as $55,896 in Rockford.

Conversely, $75,000 in Rockford equals $100,633 in Philadelphia.

Living in Philadelphia vs Rockford

Housing Costs

Philadelphia's housing index of 107 is higher Rockford's 52, translating to median home prices of $240,000 vs $155,000. The $85,000 difference in home prices means roughly $5,520 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,400/mo in Philadelphia compared to $950/mo in Rockford, a monthly difference of $450.

Grocery & Food Costs

Grocery expenses index at 104 in Philadelphia and 99 in Rockford. A household spending the national average of $475/month on groceries would pay approximately $494/month in Philadelphia vs $470/month in Rockford. The difference in grocery costs between these cities is relatively minor and unlikely to be a deciding factor in relocation.

Utility Expenses

Utility costs — electricity, gas, water, internet — index at 113 in Philadelphia and 92 in Rockford. Monthly utility bills average approximately $452 in Philadelphia vs $368 in Rockford. Climate differences between the two cities drive much of this gap, with heating and cooling costs varying substantially by region.

Healthcare

Healthcare costs index at 101 in Philadelphia and 106 in Rockford. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. Healthcare costs are relatively similar between these two cities, though individual plan costs can still vary.

Income & Purchasing Power

Median household income is $49,127 in Philadelphia and $53,300 in Rockford. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $46,346 and $67,468 respectively. Rockford residents come out ahead in real purchasing power.

Relocation Considerations

Under the standard 28% rule, a median-income household can allocate $1,146/month to housing in Philadelphia vs $1,244/month in Rockford. In Philadelphia, median rent of $1,400/mo exceeds this threshold, suggesting renters may feel stretched. In Rockford, median rent of $950/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 55 index points — focus your budget analysis there.

Frequently Asked Questions

Rockford is 34.2% more affordable overall with an index of 79 vs 106.
A $75,000 salary in Philadelphia has equivalent purchasing power to approximately $55,896 in Rockford, based on the cost of living difference.
Philadelphia's housing index is 107 with median homes at $240,000, while Rockford's is 52 with median homes at $155,000.

Moving & Relocation Resources

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