Cost of Living: Tucson, AZ vs Thornton, CO (2026)

Tucson

Arizona
76
VS

Thornton

Colorado
138

Tucson is 45% cheaper than Thornton.

$1,079/mo ↓ 40%
Median Rent
$1,810/mo ↑ 68%
$54,546/yr ↓ 46%
Median Income
$100,985/yr ↑ 85%
$242,200 ↓ 50%
Home Value
$482,200 ↑ 99%
$1,076/mo ↓ 44%
Owner Costs
$1,914/mo ↑ 78%
543,348
Population
142,878

Tax Comparison

2.5%
Income Tax
4.4%
5.6%
State Sales Tax
2.9%
0.62%
Property Tax
0.51%

Affordability

23.7%
rent-to-income
Affordability
21.5%
rent-to-income

Detailed Comparison

When comparing Tucson, AZ and Thornton, CO, the overall cost of living indices are 76 and 138 respectively (national median = 100). Rent is $731/month cheaper in Tucson, saving renters about $8,772/year.

Median household income is $46,439/year higher in Thornton. Home values also differ significantly — the median in Tucson is $242,200 compared to $482,200 in Thornton.

Arizona has a lower income tax rate, making Tucson slightly more tax-friendly.

Frequently Asked Questions

Tucson vs Thornton — common questions

Is Tucson or Thornton cheaper to live in?
Based on our cost index, Tucson is cheaper to live in with an index of 76 compared to 138 (US average = 100).
What is the rent difference between Tucson and Thornton?
Median rent in Tucson is $1,079/month and in Thornton it's $1,810/month — a difference of $731/month.
Which city has higher income, Tucson or Thornton?
Median household income is $54,546 in Tucson and $100,985 in Thornton. Median household income is $46,439/year higher in Thornton.
How do taxes compare between Arizona and Colorado?
Arizona has 2.5% income tax, 5.6% sales tax, and 0.62% property tax. Colorado has 4.4% income tax, 2.9% sales tax, and 0.51% property tax.
Should I move to Tucson or Thornton?
It depends on your priorities. Tucson has a cost index of 76 with median rent of $1,079/mo, while Thornton has a cost index of 138 with rent of $1,810/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Tucson details → View Thornton details →

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