State Comparison
Colorado vs Arizona
Side-by-side comparison of 16 financial metrics using documented public datasets and estimates, with sources listed below.
Overall Score
Cost of Living
Housing
Taxes
Income & Employment
Business
Insurance & Living
Key Takeaways
- 1
Arizona leads in 10 of 16 financial metrics, making it the more favorable state overall.
- 2
Housing: Median home prices are $543,000 in Colorado vs $423,000 in Arizona — a $120,000 difference.
- 3
Taxes: Colorado has a 4.4% top income tax rate while Arizona has a 2.5% top rate. Property tax rates are 0.5% vs 0.48%.
- 4
Cost of Living: Colorado's index is 105.1 and Arizona's is 102.2 (national average = 100).
Run the Numbers
Use our free calculators with real Colorado and Arizona data to model your specific scenario.
Frequently Asked Questions
Is Colorado or Arizona more affordable?
Arizona has a lower cost of living index (102.2) compared to Colorado (105.1), where 100 is the national average. However, affordability depends on your specific situation — compare housing, taxes, and income together for a complete picture.
Which state has lower taxes — Colorado or Arizona?
Overall, Colorado has a lower combined tax burden. Colorado has a 4.4% top income tax, 2.9% sales tax, and 0.5% property tax. Arizona has a 2.5% top income tax, 5.6% sales tax, and 0.48% property tax.
What are housing costs in Colorado vs Arizona?
The median home price in Colorado is $543,000 compared to $423,000 in Arizona. For renters, a 2-bedroom apartment averages $1,895/month in Colorado vs $1,709/month in Arizona.
Which state is better for starting a business — Colorado or Arizona?
LLC filing costs are $50 in Colorado vs $50 in Arizona, with annual fees of $25 and $0 respectively. Colorado's 4.4% top tax rate compared to Arizona's 2.5% rate may also factor into your decision.
Should I move from Colorado to Arizona?
It depends on your priorities. Arizona wins in 10 of 16 metrics we compared. Use our free calculators to model your specific financial scenario — including salary, property tax, and cost of living for each state.
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Related Comparisons
Comparing Colorado and Arizona
When deciding between living in Colorado or Arizona, the financial picture goes beyond just one metric. This comparison analyzes 16 key financial indicators sourced from the U.S. Census Bureau, Tax Foundation, HUD Fair Market Rent data, and Bureau of Labor Statistics to give you a comprehensive overview.
Colorado (CO) has a median household income of $82,254 with a cost of living index of 105.1. Arizona (AZ) has a median household income of $72,581 with a cost of living index of 102.2.
These numbers are estimates. Individual circumstances vary based on location within each state, family size, profession, and lifestyle. Use our free Colorado calculator or Arizona calculator to model your specific financial scenario.
Inputs include Census Bureau ACS, Tax Foundation, HUD FMR, and BLS data. Last reviewed January 2026. Some values are estimates; consult a qualified professional for financial advice.