Janesville vs Rockford: Cost of Living Comparison

Side-by-side cost comparison across 62 categories. Updated May 2026.

WI
Janesville
86
Cost Index
Pop: 66KIncome: $73K
VS
2% diff
IL
Rockford
84
Cost Index
Pop: 148KIncome: $55K
More Affordable
Rockford
Janesville Wins
35/62
Rockford Wins
26/62
Monthly Cost Advantage
Rockford saves ~$259/mo
recurring costs only, ~$3,108/yr

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

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Direct Answer

Rockford is the more affordable choice between Janesville and Rockford, with a 2% lower overall cost index. Rockford has the recurring monthly cost edge at roughly $259/mo, while Janesville has the stronger salary-side advantage.

This comparison separates lower living costs from higher salary potential so a move decision does not over-credit one number. Use the cards below to see the main trade-offs before going into the full category table.

Monthly cost edge
$259/mo

Rockford is ahead on recurring modeled costs, or about $3,108/yr.

Category wins
35-26

Janesville wins 35 total categories; Rockford wins 26. Salary categories are judged by higher pay.

Income gap
$19K

ACS median household income differs by about $18,694 between the two cities.

Rent gap
$69/mo

ACS median gross rent is separated by about $69/mo.

Overall Cost of Living Comparison

CategoryJanesvilleRockfordDifference
OverallAATie
HousingAA+Tie
FoodB+ATie
HealthcareB+ATie
TransportationB+ATie
UtilitiesAATie

Rent, Food, and Utility Differences

๐Ÿ 

Housing

88
Janesville
Rockford saves 15%
75
Rockford

Housing costs are primarily driven by local real estate markets and land values.

๐Ÿ›’

Food & Groceries

83
Janesville
Janesville saves 17%
97
Rockford

Food & Groceries costs are primarily driven by local supply chains and regional agriculture.

๐Ÿฅ

Healthcare

90
Janesville
Rockford saves 2%
88
Rockford

Healthcare costs are primarily driven by local provider networks and state regulations.

๐Ÿš—

Transportation

86
Janesville
Janesville saves 3%
89
Rockford

Transportation costs are primarily driven by local public transit availability and fuel costs.

๐Ÿ’ก

Utilities

89
Janesville
Janesville saves 1%
90
Rockford

Utilities costs are primarily driven by local energy sources and climate demands.

๐Ÿ”ง

Services

79
Janesville
Janesville saves 13%
89
Rockford

Services costs are primarily driven by local labor markets and demand density.

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 $103
Janesville
$3,406
Rockford
$3,303
Rent PricesRockford saves $69
Janesville
$1,054
Rockford
$985
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: 5
CategoryJanesvilleRockfordDiffWinner
Cost of Living$3,406$3,3033%Rockford (lower cost)
Rent Prices$1,054$9857%Rockford (lower cost)
Grocery Costs$486$36824%Rockford (lower cost)
Utility Costs$220$2325%Janesville (lower cost)
Transportation Costs$426$4123%Rockford (lower cost)
Childcare Costs$1,488$1,5655%Janesville (lower cost)
Gym Membership$49$4214%Rockford (lower cost)

Home Services

Janesville: 8Rockford: 9
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)
Window Replacement$5,592$7,65127%Janesville (lower cost)
Solar Panel Installation$16,325$16,9444%Janesville (lower cost)
Water Heater Replacement$1,326$2,02034%Janesville (lower cost)
Deck Building$9,791$8,80710%Rockford (lower cost)
Pool Installation$39,323$38,5752%Rockford (lower cost)
Tree Removal$847$1,07321%Janesville (lower cost)
Garage Door Repair$341$29513%Rockford (lower cost)

Business Startup Costs

Janesville: 9Rockford: 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)
Start an Airbnb$21,780$28,52524%Janesville (lower cost)
Start a Trucking Business$99,050$128,20623%Janesville (lower cost)

Insurance

Janesville: 5Rockford: 3
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)
Life Insurance$33$4831%Janesville (lower cost)
Renters Insurance$22$220%โ€”
Pet Insurance$48$492%Janesville (lower cost)
Dental Insurance$25$3017%Janesville (lower cost)
Motorcycle Insurance$529$35832%Rockford (lower cost)

Salaries & Jobs

Janesville: 7Rockford: 3
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)
Accountant Salary$68,926/yr$68,265/yr1%Janesville (higher pay)
Physical Therapist Salary$72,080/yr$79,156/yr9%Rockford (higher pay)
Police Officer Salary$52,182/yr$45,149/yr13%Janesville (higher pay)
Dentist Salary$142,966/yr$176,580/yr19%Rockford (higher pay)
Real Estate Agent Salary$65,352/yr$56,575/yr13%Janesville (higher pay)

Which City Gives You More Buying Power?

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

๐Ÿ’ป

Remote Worker

โ†’ 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.

๐Ÿš€

Young Professional

โ†’ Rockford

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

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘งโ€๐Ÿ‘ฆ

Family with Kids

โ†’ Rockford

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

๐Ÿช

Small Business Owner

โ†’ 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.

๐Ÿ–๏ธ

Retiree

โ†’ Rockford

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

Salary Equivalent Between Cities

Rockford is 2% more affordable overall

Rockford has the lower overall cost index and wins 23 non-salary cost categories.Janesville has the stronger salary edge across 7 salary categories, so wages are shown separately from affordability.

Janesville
86
Rockford
84

Move Decision Checklist

  1. Compare rent first: it is usually the biggest swing item between Janesville and Rockford.
  2. Do not mix salary and affordability: use Janesville for pay leverage and Rockford for spending power.
  3. Run the move-shock and salary-needed pages before committing to deposits, movers, or a lease.

Explore Each City

Janesville, WI
Pop: 66K | Index: 86
View all costs โ†’
Rockford, IL
Pop: 148K | Index: 84
View all costs โ†’

Explore Specific Costs

Dive deeper into specific cost topics for each city:

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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 SourcesACS 2024 5-year population, median household income, and median gross rent; BLS Consumer Expenditure Survey; HUD Fair Market Rent data; BLS OEWS salary data.
MethodologyRent and demographic anchors use official ACS values where available. Non-housing categories are modeled from national averages adjusted by city-specific cost indices and category sensitivity factors.
ConfidenceHYBRIDOfficial ACS anchors plus modeled non-housing estimates
Janesville ACS median rent: $1,054/moRockford ACS median rent: $985/mo

Limitations: ACS values are official citywide estimates, while some category costs remain modeled. Actual costs may vary by neighborhood, provider, timing, and household needs. Salary data reflects median full-time employment; contract and freelance rates differ. Last updated: May 2026.

โ† All ComparisonsJanesville costs โ†’Rockford costs โ†’