Springfield vs Decatur: Cost of Living Comparison

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

IL
Springfield
87
Cost Index
Pop: 113KIncome: $66K
VS
9% diff
IL
Decatur
78
Cost Index
Pop: 67KIncome: $49K
More Affordable
Decatur
Springfield Wins
16/62
Decatur Wins
46/62
Monthly Cost Advantage
Decatur saves ~$1,001/mo
recurring costs only, ~$12,012/yr

Should you live in Springfield or Decatur? The cost data below will help you answer that question with confidence. Decatur wins on overall affordability โ€” 9% 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

Decatur is the more affordable choice between Springfield and Decatur, with a 9% lower overall cost index. Decatur has the recurring monthly cost edge at roughly $1,001/mo, while Springfield 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
$1,001/mo

Decatur is ahead on recurring modeled costs, or about $12,012/yr.

Category wins
16-46

Springfield wins 16 total categories; Decatur wins 46. Salary categories are judged by higher pay.

Income gap
$17K

ACS median household income differs by about $16,820 between the two cities.

Rent gap
$83/mo

ACS median gross rent is separated by about $83/mo.

Overall Cost of Living Comparison

CategorySpringfieldDecaturDifference
OverallAA+Tie
HousingAA+Tie
FoodAA+Tie
HealthcareAATie
TransportationAATie
UtilitiesAA+Tie

Rent, Food, and Utility Differences

๐Ÿ 

Housing

78
Springfield
Even
78
Decatur

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

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Food & Groceries

99
Springfield
Decatur saves 21%
78
Decatur

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

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Healthcare

83
Springfield
Springfield saves 7%
89
Decatur

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

๐Ÿš—

Transportation

95
Springfield
Decatur saves 20%
76
Decatur

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

๐Ÿ’ก

Utilities

87
Springfield
Springfield saves 1%
88
Decatur

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

๐Ÿ”ง

Services

80
Springfield
Springfield saves 3%
82
Decatur

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

Key Cost Comparisons

Roof ReplacementDecatur saves $46
Springfield
$8,152
Decatur
$8,106
Start a RestaurantDecatur saves $68,681
Springfield
$412,319
Decatur
$343,638
Cost of LivingDecatur saves $234
Springfield
$3,343
Decatur
$3,109
Rent PricesDecatur saves $83
Springfield
$975
Decatur
$892
Car InsuranceSpringfield saves $397
Springfield
$1,698
Decatur
$2,095
Software Developer Salary (higher = better)Springfield pays $8,013 more
Springfield
$104,038
Decatur
$96,025

Cost of Living

Springfield: 2Decatur: 5
CategorySpringfieldDecaturDiffWinner
Cost of Living$3,343$3,1097%Decatur (lower cost)
Rent Prices$975$8929%Decatur (lower cost)
Grocery Costs$500$36627%Decatur (lower cost)
Utility Costs$201$2125%Springfield (lower cost)
Transportation Costs$410$25837%Decatur (lower cost)
Childcare Costs$1,638$1,22525%Decatur (lower cost)
Gym Membership$42$432%Springfield (lower cost)

Home Services

Springfield: 2Decatur: 15
CategorySpringfieldDecaturDiffWinner
Roof Replacement$8,152$8,1061%Decatur (lower cost)
HVAC Installation$5,046$5,1742%Springfield (lower cost)
Plumbing Services$313$18242%Decatur (lower cost)
Electrical Work$343$25426%Decatur (lower cost)
Kitchen Remodel$19,788$16,50017%Decatur (lower cost)
Bathroom Remodel$11,161$10,4506%Decatur (lower cost)
House Painting$4,380$3,38623%Decatur (lower cost)
Flooring Installation$1,918$1,8762%Decatur (lower cost)
Landscaping$2,503$1,96521%Decatur (lower cost)
Fence Installation$3,456$2,34132%Decatur (lower cost)
Window Replacement$6,940$6,3309%Decatur (lower cost)
Solar Panel Installation$23,513$20,61912%Decatur (lower cost)
Water Heater Replacement$1,607$1,42212%Decatur (lower cost)
Deck Building$11,697$9,97515%Decatur (lower cost)
Pool Installation$31,789$44,00828%Springfield (lower cost)
Tree Removal$755$7057%Decatur (lower cost)
Garage Door Repair$312$26316%Decatur (lower cost)

Business Startup Costs

Springfield: 0Decatur: 12
CategorySpringfieldDecaturDiffWinner
Start a Restaurant$412,319$343,63817%Decatur (lower cost)
Start a Coffee Shop$178,847$174,0783%Decatur (lower cost)
Start a Food Truck$125,263$112,26910%Decatur (lower cost)
Start a Gym$175,574$167,0085%Decatur (lower cost)
Start a Daycare$46,882$33,11629%Decatur (lower cost)
Start a Hair Salon$171,579$166,8863%Decatur (lower cost)
Start a Laundromat$303,188$277,2009%Decatur (lower cost)
Start a Bakery$94,012$68,00428%Decatur (lower cost)
Start a Bar$378,553$358,8485%Decatur (lower cost)
Start a Cleaning Business$18,129$14,36021%Decatur (lower cost)
Start an Airbnb$24,283$20,34416%Decatur (lower cost)
Start a Trucking Business$140,350$124,21611%Decatur (lower cost)

Insurance

Springfield: 4Decatur: 5
CategorySpringfieldDecaturDiffWinner
Car Insurance$1,698$2,09519%Springfield (lower cost)
Home Insurance$1,955$1,61218%Decatur (lower cost)
Health Insurance$466$54615%Springfield (lower cost)
Business Insurance$1,752$1,7073%Decatur (lower cost)
Life Insurance$51$502%Decatur (lower cost)
Renters Insurance$26$254%Decatur (lower cost)
Pet Insurance$39$415%Springfield (lower cost)
Dental Insurance$22$3027%Springfield (lower cost)
Motorcycle Insurance$588$52810%Decatur (lower cost)

Salaries & Jobs

Springfield: 7Decatur: 3
CategorySpringfieldDecaturDiffWinner
Software Developer Salary$104,038/yr$96,025/yr8%Springfield (higher pay)
Registered Nurse Salary$80,524/yr$71,033/yr12%Springfield (higher pay)
Teacher Salary$44,107/yr$47,661/yr7%Decatur (higher pay)
Electrician Salary$42,988/yr$51,950/yr17%Decatur (higher pay)
Plumber Salary$47,478/yr$49,062/yr3%Decatur (higher pay)
Accountant Salary$58,487/yr$49,568/yr15%Springfield (higher pay)
Physical Therapist Salary$60,053/yr$54,549/yr9%Springfield (higher pay)
Police Officer Salary$59,357/yr$55,753/yr6%Springfield (higher pay)
Dentist Salary$153,136/yr$121,410/yr21%Springfield (higher pay)
Real Estate Agent Salary$61,826/yr$49,213/yr20%Springfield (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†’ Decatur

If your salary doesn't depend on location, Decatur's 9% lower costs translate directly into more savings or disposable income. Your paycheck goes further without a pay cut.

๐Ÿš€

Young Professional

โ†’ Decatur

Both cities are moderately priced, but Decatur'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†’ Decatur

Families face multiplied costs โ€” housing, groceries, healthcare, and transportation all scale with household size. Decatur's 9% advantage compounds across every budget category.

๐Ÿช

Small Business Owner

โ†’ Decatur

Lower operating costs in Decatur 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†’ Decatur

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

Salary Equivalent Between Cities

Decatur is 9% more affordable overall

Decatur has the lower overall cost index and wins 43 non-salary cost categories.Springfield has the stronger salary edge across 7 salary categories, so wages are shown separately from affordability.

Springfield
87
Decatur
78

Move Decision Checklist

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

Explore Each City

Springfield, IL
Pop: 113K | Index: 87
View all costs โ†’
Decatur, IL
Pop: 67K | Index: 78
View all costs โ†’

Explore Specific Costs

Dive deeper into specific cost topics for each city:

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Frequently Asked Questions

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 (Springfield) vs $37K (Decatur).

Is Springfield or Decatur more affordable in 2026?

Decatur is 9% more affordable than Springfield overall. Decatur wins 46 out of 62 cost categories. However, Springfield may offer higher salaries in certain industries that can offset higher living costs.

Should I move from Springfield to Decatur?

If your income stays the same or comparable, moving from Springfield to Decatur gives you 9% 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.

How do housing costs compare between Springfield and Decatur?

Housing is typically the biggest cost difference between these cities. Springfield (index: 87) and Decatur (index: 78) differ by 9% overall, with housing costs often diverging even more than the average. Check the Cost of Living section above for specific figures.

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
Springfield ACS median rent: $975/moDecatur ACS median rent: $892/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 ComparisonsSpringfield costs โ†’Decatur costs โ†’