Cost of Living: Thornton, CO vs Antioch, CA (2026)

Thornton

Colorado
138
VS

Antioch

California
171

Thornton is 19% cheaper than Antioch.

$1,810/mo ↓ 19%
Median Rent
$2,241/mo ↑ 24%
$100,985/yr ↑ 7%
Median Income
$94,256/yr ↓ 7%
$482,200 ↓ 21%
Home Value
$607,400 ↑ 26%
$1,914/mo ↓ 16%
Owner Costs
$2,271/mo ↑ 19%
142,878
Population
115,759

Tax Comparison

4.4%
Income Tax
13.3%
2.9%
State Sales Tax
7.25%
0.51%
Property Tax
0.71%

Affordability

21.5%
rent-to-income
Affordability
28.5%
rent-to-income

Detailed Comparison

When comparing Thornton, CO and Antioch, CA, the overall cost of living indices are 138 and 171 respectively (national median = 100). Rent is $431/month cheaper in Thornton, saving renters about $5,172/year.

Median household income is $6,729/year higher in Thornton. Home values also differ significantly — the median in Thornton is $482,200 compared to $607,400 in Antioch.

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

Frequently Asked Questions

Thornton vs Antioch — common questions

Is Thornton or Antioch cheaper to live in?
Based on our cost index, Thornton is cheaper to live in with an index of 138 compared to 171 (US average = 100).
What is the rent difference between Thornton and Antioch?
Median rent in Thornton is $1,810/month and in Antioch it's $2,241/month — a difference of $431/month.
Which city has higher income, Thornton or Antioch?
Median household income is $100,985 in Thornton and $94,256 in Antioch. Median household income is $6,729/year higher in Thornton.
How do taxes compare between Colorado and California?
Colorado has 4.4% income tax, 2.9% sales tax, and 0.51% property tax. California has 13.3% income tax, 7.25% sales tax, and 0.71% property tax.
Should I move to Thornton or Antioch?
It depends on your priorities. Thornton has a cost index of 138 with median rent of $1,810/mo, while Antioch has a cost index of 171 with rent of $2,241/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Thornton details → View Antioch details →

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