New York vs Connecticut Taxes
Compare the total tax burden between New York (4% – 10.9%) and Connecticut (2% – 6.99%). Enter your income to see which state saves you more.
Connecticut vs New York: The Fairfield County commuter calculus
Connecticut and New York form one of America's most financially consequential commuter corridors. Fairfield County, Connecticut—home to Greenwich, Stamford, and Darien—has long attracted high earners who work in Manhattan but prefer to avoid New York City's additional income tax. Connecticut's top rate of 6.99% is significantly lower than the combined New York State (10.9%) and NYC (3.876%) rate that peaks near 14.8%. For a Manhattan worker earning $500,000, the difference between living in Greenwich versus the Upper East Side can exceed $35,000 per year.
The 2017 SALT cap intensified this dynamic. The 2018–2024 TCJA cap of $10,000 meant the full weight of high state taxes fell on upper-income filers. OBBBA (2025+) raises the cap to $40,000 ($20,000 MFS) but phases out $1-for-$1 above $500,000 MAGI ($250,000 MFS) toward a $10,000 floor, so most Fairfield County high earners remain effectively capped. Connecticut's lower rate still means less pain from the SALT cap, making Fairfield County attractive relative to NYC and Westchester. Connecticut also has no local income taxes, so the state rate is the total rate—unlike New York, where city taxes pile on top.
However, Connecticut has its own issues. The state consistently ranks among the most financially stressed in America, with unfunded pension liabilities, population decline, and a shrinking tax base. Property taxes are high (effective rate ~1.79%), and the state imposes both an estate tax (with a $13.99M exemption in 2025, rising to $15M in 2026 under OBBBA) and a gift tax—one of only two states with a gift tax. For long-term residents, the fiscal instability and potential for future tax increases are real concerns that offset the current income tax advantage over New York.
Key Differences Beyond Income Tax
| Category | New York | Connecticut |
|---|---|---|
| Income Tax Structure | Progressive 3%-6.99% with 7 brackets; no local income tax | Progressive 4%-10.9% with 9 brackets; NYC adds 3.078%-3.876% for city residents |
| Property Tax | Effective rate ~1.79%; Fairfield County rates vary widely; some of the highest in the nation | Effective rate ~1.40% statewide; Westchester and Long Island among highest in nation |
| Sales Tax | Flat 6.35% statewide; most clothing under $100 exempt | Base 4%, combined up to 8.875% in NYC; clothing under $110 exempt in NYC |
| Estate and Gift Tax | Estate tax with $13.99M exemption in 2025 (matches federal, rising to $15M in 2026 under OBBBA); one of only 2 states with a gift tax | Estate tax with $6.94M exemption and punitive cliff provision; no gift tax |
| Commuter Considerations | Metro-North commute to Grand Central: 45-75 min from Fairfield County; monthly pass ~$300-$450 | NYC residents have no commute tax premium but pay city income tax up to 3.876% |
Who Benefits from Moving?
Manhattan workers earning $500K+
Moving from NYC to Greenwich or Stamford saves roughly $35,000-$40,000 per year in combined state and city income tax. Even with a Metro-North commute cost of $5,000/year and higher CT property taxes, the net savings for a $500K earner exceed $25,000 annually.
Families choosing between Westchester and Fairfield County
Both areas offer top-tier schools and similar suburban lifestyles. At $300,000 household income, Connecticut saves about $8,000-$10,000 in income tax versus Westchester (where you pay NY state rates). Property taxes are comparable. Connecticut wins for most dual-income professional families.
Retirees and estate planners
New York's estate tax cliff at $6.94M is punishing—exceeding it by even 5% taxes the entire estate. Connecticut's exemption matches the federal level ($13.99M in 2025, rising to $15M in 2026 under OBBBA), which is far more forgiving. But Connecticut's unique gift tax can catch wealthy residents making lifetime transfers.
Bottom line: A household earning $150,000 saves roughly $4,500 by living in Connecticut instead of New York—and for NYC residents, the savings jump to about $8,000 when the city income tax is included.
Tax at Different Income Levels
| Income | New York Total Tax | Connecticut Total Tax | Annual Savings |
|---|---|---|---|
| $75,000 | $16,939 | $16,195 | Save $744 |
| $100,000 | $25,828 | $24,983 | Save $846 |
| $150,000 | $44,396 | $43,347 | Save $1,049 |
| $200,000 | $61,865 | $60,690 | Save $1,174 |
Based on single filer, standard deduction, 2025 tax year. Includes federal income tax, state income tax, and FICA.
Why the difference
You'd save $846/year ($70/month) in Connecticut vs New York.
Tax structure
New York uses progressive brackets up to 10.9%, while Connecticut uses progressive brackets up to 7.0%.
Effective rate at your income
At $100,000, Connecticut's effective state rate is 3.9% vs 4.7% in New York — a 0.8 percentage point gap.
New York local taxes
New York City residents pay an additional 3.1-3.9% city income tax on top of state tax.
Tip: If you work in NYC, the city income tax significantly increases your burden. Living outside the city (e.g., New Jersey, Connecticut, or Westchester) can save 3-4% on city tax, but commuter taxes and higher property taxes may partially offset the savings.
Tip: In a progressive-bracket state, pre-tax 401(k) and HSA contributions reduce your state tax bill along with federal tax. If you are near a bracket boundary, an additional contribution can drop you into a lower state bracket.
Understanding Each State
New York
New York's state income tax has progressive brackets reaching 10.9%. New York City residents pay an additional city income tax of 3.078-3.876%, making the combined state+city marginal rate up to 14.776% — the highest combined rate in the nation. The Yonkers surcharge adds another 16.75% of state tax for Yonkers residents.
Tip: If you work in NYC, the city income tax significantly increases your burden. Living outside the city (e.g., New Jersey, Connecticut, or Westchester) can save 3-4% on city tax, but commuter taxes and higher property taxes may partially offset the savings.
Connecticut
This state uses a progressive income tax system with multiple brackets, similar to the federal system. Only the income within each bracket is taxed at that rate, so your effective state rate is lower than the top bracket. Tax planning strategies include maximizing pre-tax retirement contributions to reduce state-taxable income.
Tip: In a progressive-bracket state, pre-tax 401(k) and HSA contributions reduce your state tax bill along with federal tax. If you are near a bracket boundary, an additional contribution can drop you into a lower state bracket.
Key Comparison Points
Income tax structure: New York has a progressive income tax (4% – 10.9%), while Connecticut has a progressive income tax (2% – 6.99%).
Beyond income tax: State tax comparisons should also consider property tax rates, sales tax, and cost of living. A state with no income tax may have higher property or sales taxes that offset the savings.
SALT deduction cap: Under OBBBA (2025+), the federal SALT cap is $40,000, phasing out above $500,000 MAGI toward a $10,000 floor. This limits the federal tax benefit of living in a high-tax state, so the gross state tax difference remains close to the net difference for most earners — especially high earners inside the phaseout.
Frequently asked questions
Is it cheaper to live in New York or Connecticut?
Based on income tax alone, Connecticut has a lower tax burden. At $100K income, you'd save $846 annually in Connecticut compared to New York. However, total cost of living also depends on property taxes, sales taxes, and housing costs.
How much would I save moving from New York to Connecticut?
A single filer earning $100,000 would save approximately $846 per year in total taxes by living in Connecticut instead of New York. At $150,000 income, the savings change to $1,049 per year.
What is the income tax rate in New York?
New York has a progressive income tax with rates of 4% – 10.9%.
What is the income tax rate in Connecticut?
Connecticut has a progressive income tax with rates of 2% – 6.99%.