Cost of Living: Ontario, CA vs Westminster, CO (2026)

Ontario

California
152
VS

Westminster

Colorado
139

Ontario is 9% more expensive than Westminster.

$1,916/mo ↑ 6%
Median Rent
$1,816/mo ↓ 5%
$82,806/yr ↓ 14%
Median Income
$96,145/yr ↑ 16%
$568,000 ↑ 14%
Home Value
$497,400 ↓ 12%
$1,967/mo ↑ 7%
Owner Costs
$1,841/mo ↓ 6%
178,347
Population
115,546

Tax Comparison

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

Affordability

27.8%
rent-to-income
Affordability
22.7%
rent-to-income

Detailed Comparison

When comparing Ontario, CA and Westminster, CO, the overall cost of living indices are 152 and 139 respectively (national median = 100). Rent is $100/month cheaper in Westminster, saving renters about $1,200/year.

Median household income is $13,339/year higher in Westminster. Home values also differ significantly — the median in Ontario is $568,000 compared to $497,400 in Westminster.

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

Frequently Asked Questions

Ontario vs Westminster — common questions

Is Ontario or Westminster cheaper to live in?
Based on our cost index, Westminster is cheaper to live in with an index of 139 compared to 152 (US average = 100).
What is the rent difference between Ontario and Westminster?
Median rent in Ontario is $1,916/month and in Westminster it's $1,816/month — a difference of $100/month.
Which city has higher income, Ontario or Westminster?
Median household income is $82,806 in Ontario and $96,145 in Westminster. Median household income is $13,339/year higher in Westminster.
How do taxes compare between California and Colorado?
California has 13.3% income tax, 7.25% sales tax, and 0.71% property tax. Colorado has 4.4% income tax, 2.9% sales tax, and 0.51% property tax.
Should I move to Ontario or Westminster?
It depends on your priorities. Ontario has a cost index of 152 with median rent of $1,916/mo, while Westminster has a cost index of 139 with rent of $1,816/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Ontario details → View Westminster details →

More Comparisons

Other cost of living comparisons for Ontario and Westminster

Ontario vs. Aurora Ontario vs. Eugene Ontario vs. Chattanooga Ontario vs. Elk Grove Ontario vs. Fort Lauderdale Ontario vs. Santa Rosa Westminster vs. Antioch Westminster vs. Manchester Westminster vs. Broken Arrow Westminster vs. Richmond Westminster vs. West Jordan Westminster vs. High Point