CostOfCity

Janesville vs Rockford: Full Cost Comparison

Side-by-side cost comparison across 38 categories. Updated March 2026.

WI
Janesville
86
Cost Index
Pop: 66KIncome: $53K
VS
2% diff
IL
Rockford
84
Cost Index
Pop: 149KIncome: $40K
More Affordable
Rockford
Janesville Wins
22/38
Rockford Wins
16/38
Topics
38

Should you live in Janesville or Rockford? The cost data below will help you answer that question with confidence. Rockford wins on overall affordability — 2% cheaper across the board — but the category-by-category breakdown reveals a more interesting story. Some expenses are dramatically different between these two markets; others are almost identical.

Share:XFLRWE

Key Cost Comparisons

Roof ReplacementJanesville saves $713
Janesville
$6,890
Rockford
$7,603
Start a RestaurantRockford saves $146,266
Janesville
$478,341
Rockford
$332,075
Cost of LivingRockford saves $426
Janesville
$3,477
Rockford
$3,051
Rent PricesJanesville saves $287
Janesville
$1,436
Rockford
$1,723
Car InsuranceRockford saves $501
Janesville
$2,225
Rockford
$1,724
Software Developer Salary (higher = better)Rockford pays $19,024 more
Janesville
$87,659
Rockford
$106,683

Cost of Living

Janesville: 2Rockford: 3
CategoryJanesvilleRockfordDiffWinner
Cost of Living$3,477$3,05112%Rockford (lower cost)
Rent Prices$1,436$1,72317%Janesville (lower cost)
Grocery Costs$486$36824%Rockford (lower cost)
Utility Costs$220$2325%Janesville (lower cost)
Transportation Costs$426$4123%Rockford (lower cost)

Home Services

Janesville: 4Rockford: 6
CategoryJanesvilleRockfordDiffWinner
Roof Replacement$6,890$7,6039%Janesville (lower cost)
HVAC Installation$6,083$7,12015%Janesville (lower cost)
Plumbing Services$229$20212%Rockford (lower cost)
Electrical Work$237$31124%Janesville (lower cost)
Kitchen Remodel$28,150$27,5842%Rockford (lower cost)
Bathroom Remodel$9,802$7,99418%Rockford (lower cost)
House Painting$3,743$4,0568%Janesville (lower cost)
Flooring Installation$2,133$2,0564%Rockford (lower cost)
Landscaping$3,209$2,89010%Rockford (lower cost)
Fence Installation$3,690$2,56131%Rockford (lower cost)

Business Startup Costs

Janesville: 7Rockford: 3
CategoryJanesvilleRockfordDiffWinner
Start a Restaurant$478,341$332,07531%Rockford (lower cost)
Start a Coffee Shop$133,599$146,4149%Janesville (lower cost)
Start a Food Truck$108,725$102,4326%Rockford (lower cost)
Start a Gym$185,722$193,8484%Janesville (lower cost)
Start a Daycare$52,220$33,45736%Rockford (lower cost)
Start a Hair Salon$215,541$271,64321%Janesville (lower cost)
Start a Laundromat$288,488$381,85024%Janesville (lower cost)
Start a Bakery$79,884$87,1988%Janesville (lower cost)
Start a Bar$395,736$442,94411%Janesville (lower cost)
Start a Cleaning Business$15,223$16,6148%Janesville (lower cost)

Insurance

Janesville: 2Rockford: 2
CategoryJanesvilleRockfordDiffWinner
Car Insurance$2,225$1,72423%Rockford (lower cost)
Home Insurance$2,158$1,84415%Rockford (lower cost)
Health Insurance$472$5046%Janesville (lower cost)
Business Insurance$1,321$1,80727%Janesville (lower cost)

Salaries & Jobs

Janesville: 4Rockford: 1
CategoryJanesvilleRockfordDiffWinner
Software Developer Salary$87,659/yr$106,683/yr18%Rockford (higher pay)
Registered Nurse Salary$73,384/yr$72,398/yr1%Janesville (higher pay)
Teacher Salary$51,046/yr$41,479/yr19%Janesville (higher pay)
Electrician Salary$63,322/yr$43,694/yr31%Janesville (higher pay)
Plumber Salary$53,979/yr$36,666/yr32%Janesville (higher pay)

Who Benefits From Each City?

The "better" city depends on your situation. Here's how different profiles stack up:

💻

Remote Worker

Rockford

If your salary doesn't depend on location, Rockford's 2% lower costs translate directly into more savings or disposable income. Your paycheck goes further without a pay cut.

🚀

Young Professional

Rockford

Both cities are moderately priced, but Rockford's lower costs help you build savings earlier in your career when compound growth matters most.

👨‍👩‍👧‍👦

Family with Kids

Rockford

Families face multiplied costs — housing, groceries, healthcare, and transportation all scale with household size. Rockford's 2% advantage compounds across every budget category.

🏪

Small Business Owner

Rockford

Lower operating costs in Rockford mean lower break-even points. Rent, utilities, insurance, and labor all come in cheaper, giving new businesses more runway to reach profitability.

🏖️

Retiree

Rockford

On a fixed income, every percentage point matters. Rockford's lower healthcare, housing, and everyday costs help retirement savings last longer.

The Verdict

Rockford is 2% more affordable overall

Rockford wins 16 out of 38 cost categories.Janesville has higher costs but wins 22 categories.

Janesville
86
Rockford
84

Explore Each City

Janesville, WI
Pop: 66K | Index: 86
View all costs →
Rockford, IL
Pop: 149K | Index: 84
View all costs →

Explore Specific Costs

Dive deeper into specific cost topics for each city:

Frequently Asked Questions

What is the cost of living index for Janesville vs Rockford?

Janesville's cost of living index is 86; Rockford's is 84. A score of 100 represents the national average. Janesville is below average; Rockford is below average. These figures are derived from BLS and Census data.

Which city has better job opportunities?

Job market strength depends on your industry. Both cities have similar cost profiles, suggesting comparable job markets. Compare specific salary categories above for your field. Median incomes are $53K (Janesville) vs $40K (Rockford).

Which city is better for remote workers?

For remote workers earning a location-independent salary, Rockford is the clear winner. The 2% cost advantage means more of your paycheck goes to savings or discretionary spending. Janesville makes more sense if your employer adjusts pay upward for that market.

Should I move from Janesville to Rockford?

If your income stays the same or comparable, moving from Janesville to Rockford gives you 2% more purchasing power. That said, the decision depends on career opportunities, family ties, lifestyle preferences, and which specific costs matter most to your household. Review the category breakdown above to see which line items shift the most.

About This Comparison

Data SourcesBLS Consumer Expenditure Survey, Census Bureau ACS, HUD Fair Market Rent data, BLS OEWS (salary data), and regional industry surveys.
MethodologyEach city's costs are derived from national averages adjusted by city-specific cost-of-living indices. Category-specific sensitivity factors account for varying price elasticity across topic areas.
ConfidenceMEDIUMModel-derived estimates, not direct price surveys

Limitations: This comparison uses modeled data based on cost-of-living indices. Actual costs may vary based on neighborhood, timing, provider, and individual circumstances. Salary data reflects median full-time employment; contract and freelance rates differ. Last updated: March 2026.

← All ComparisonsJanesville costs →Rockford costs →