Cost of Living: Chula Vista, CA vs Rockford, IL (2026)

Chula Vista

California
178
VS

Rockford

Illinois
57

Chula Vista is 212% more expensive than Rockford.

$2,122/mo ↑ 122%
Median Rent
$954/mo ↓ 55%
$105,173/yr ↑ 97%
Median Income
$53,328/yr ↓ 49%
$697,400 ↑ 477%
Home Value
$120,900 ↓ 83%
$2,342/mo ↑ 147%
Owner Costs
$947/mo ↓ 60%
275,030
Population
147,649

Tax Comparison

13.3%
Income Tax
4.95%
7.25%
State Sales Tax
6.25%
0.71%
Property Tax
2.07%

Affordability

24.2%
rent-to-income
Affordability
21.5%
rent-to-income

Detailed Comparison

When comparing Chula Vista, CA and Rockford, IL, the overall cost of living indices are 178 and 57 respectively (national median = 100). Rent is $1,168/month cheaper in Rockford, saving renters about $14,016/year.

Median household income is $51,845/year higher in Chula Vista. Home values also differ significantly — the median in Chula Vista is $697,400 compared to $120,900 in Rockford.

Illinois has a lower income tax rate, making Rockford slightly more tax-friendly.

Frequently Asked Questions

Chula Vista vs Rockford — common questions

Is Chula Vista or Rockford cheaper to live in?
Based on our cost index, Rockford is cheaper to live in with an index of 57 compared to 178 (US average = 100).
What is the rent difference between Chula Vista and Rockford?
Median rent in Chula Vista is $2,122/month and in Rockford it's $954/month — a difference of $1,168/month.
Which city has higher income, Chula Vista or Rockford?
Median household income is $105,173 in Chula Vista and $53,328 in Rockford. Median household income is $51,845/year higher in Chula Vista.
How do taxes compare between California and Illinois?
California has 13.3% income tax, 7.25% sales tax, and 0.71% property tax. Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax.
Should I move to Chula Vista or Rockford?
It depends on your priorities. Chula Vista has a cost index of 178 with median rent of $2,122/mo, while Rockford has a cost index of 57 with rent of $954/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Chula Vista details → View Rockford details →

More Comparisons

Other cost of living comparisons for Chula Vista and Rockford

Chula Vista vs. Madison Chula Vista vs. Gilbert Chula Vista vs. Buffalo Chula Vista vs. North Las Vegas Chula Vista vs. Chandler Chula Vista vs. Reno Rockford vs. Bridgeport Rockford vs. Savannah Rockford vs. Pomona Rockford vs. Denton Rockford vs. Mesquite Rockford vs. Syracuse