State Comparison
Connecticut vs Massachusetts
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
Connecticut leads in 9 of 16 financial metrics, making it the more favorable state overall.
- 2
Housing: Median home prices are $455,000 in Connecticut vs $673,000 in Massachusetts — a $218,000 difference.
- 3
Taxes: Connecticut has a 6.99% top income tax rate while Massachusetts has a 9% top rate. Property tax rates are 1.54% vs 1%.
- 4
Cost of Living: Connecticut's index is 114.2 and Massachusetts's is 147.8 (national average = 100).
Run the Numbers
Use our free calculators with real Connecticut and Massachusetts data to model your specific scenario.
Frequently Asked Questions
Is Connecticut or Massachusetts more affordable?
Connecticut has a lower cost of living index (114.2) compared to Massachusetts (147.8), 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 — Connecticut or Massachusetts?
It depends on what you earn, spend, and own — the three rates below apply to different bases (income, purchases, and home value), so they cannot be added into a single burden figure. On the headline rates alone, Connecticut is lower on more of them. Connecticut has a 6.99% top income tax, 6.35% state sales tax, and a 1.54% effective property tax rate. Massachusetts has a 9% top income tax, 6.25% state sales tax, and a 1% effective property tax rate.
What are housing costs in Connecticut vs Massachusetts?
The typical home value in Connecticut is $455,000 compared to $673,000 in Massachusetts (Zillow Home Value Index, June 2026). For renters, HUD's FY2026 Fair Market Rent for a 2-bedroom unit — the 40th-percentile gross rent, not an average — is $2,027/month in Connecticut vs $2,527/month in Massachusetts.
Which state is better for starting a business — Connecticut or Massachusetts?
LLC filing costs are $120 in Connecticut vs $500 in Massachusetts, with annual fees of $80 and $500 respectively. Connecticut's 6.99% top tax rate compared to Massachusetts's 9% rate may also factor into your decision.
Should I move from Connecticut to Massachusetts?
It depends on your priorities. Connecticut wins in 9 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 Connecticut and Massachusetts
When deciding between living in Connecticut or Massachusetts, the financial picture goes beyond just one metric. This comparison analyzes 16 key financial indicators drawn from the U.S. Census Bureau (American Community Survey), the Tax Foundation, HUD Fair Market Rents, Zillow's Home Value Index, the NAIC's insurance databases, the U.S. Department of Labor, C2ER's Cost of Living Index, and state agencies, to give you a comprehensive overview.
Connecticut (CT) has a median household income of $96,049 with a cost of living index of 114.2. Massachusetts (MA) has a median household income of $104,828 with a cost of living index of 147.8. Income figures are Census ACS 1-year estimates (table B19013, 2024); the cost-of-living index is C2ER's Q1 2026 survey via MERIC, where 100 is the national average of surveyed cities.
These numbers are estimates. Individual circumstances vary based on location within each state, family size, profession, and lifestyle. Use our free Connecticut calculator or Massachusetts calculator to model your specific financial scenario.
Sources per metric are named in each row's note above. Last reviewed . Some values are estimates; consult a qualified professional for financial advice.