Cost of Living: Westminster, CO vs Springfield, IL (2026)

Westminster

Colorado
139
VS

Springfield

Illinois
61

Westminster is 128% more expensive than Springfield.

$1,816/mo ↑ 92%
Median Rent
$945/mo ↓ 48%
$96,145/yr ↑ 47%
Median Income
$65,537/yr ↓ 32%
$497,400 ↑ 220%
Home Value
$155,200 ↓ 69%
$1,841/mo ↑ 89%
Owner Costs
$974/mo ↓ 47%
115,546
Population
113,714

Tax Comparison

4.4%
Income Tax
4.95%
2.9%
State Sales Tax
6.25%
0.51%
Property Tax
2.07%

Affordability

22.7%
rent-to-income
Affordability
17.3%
rent-to-income

Detailed Comparison

When comparing Westminster, CO and Springfield, IL, the overall cost of living indices are 139 and 61 respectively (national median = 100). Rent is $871/month cheaper in Springfield, saving renters about $10,452/year.

Median household income is $30,608/year higher in Westminster. Home values also differ significantly — the median in Westminster is $497,400 compared to $155,200 in Springfield.

Colorado has a lower income tax rate, making Westminster slightly more tax-friendly.

Frequently Asked Questions

Westminster vs Springfield — common questions

Is Westminster or Springfield cheaper to live in?
Based on our cost index, Springfield is cheaper to live in with an index of 61 compared to 139 (US average = 100).
What is the rent difference between Westminster and Springfield?
Median rent in Westminster is $1,816/month and in Springfield it's $945/month — a difference of $871/month.
Which city has higher income, Westminster or Springfield?
Median household income is $96,145 in Westminster and $65,537 in Springfield. Median household income is $30,608/year higher in Westminster.
How do taxes compare between Colorado and Illinois?
Colorado has 4.4% income tax, 2.9% sales tax, and 0.51% property tax. Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax.
Should I move to Westminster or Springfield?
It depends on your priorities. Westminster has a cost index of 139 with median rent of $1,816/mo, while Springfield has a cost index of 61 with rent of $945/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Westminster details → View Springfield details →

More Comparisons

Other cost of living comparisons for Westminster and Springfield

Westminster vs. Antioch Westminster vs. Manchester Westminster vs. Broken Arrow Westminster vs. Richmond Westminster vs. West Jordan Westminster vs. High Point Springfield vs. Odessa Springfield vs. Beaumont Springfield vs. Elgin Springfield vs. Gresham Springfield vs. Provo Springfield vs. Las Cruces