Taxes in New Haven
New Haven residents pay Connecticut's real, current graduated state income tax (2%-6.99%, 2026) and a flat 6.35% statewide sales tax with no local add-on, but face New Haven's own genuinely severe local property tax burden -- this record computes an effective rate of approximately 2.80%, with cross-source citations running as high as 3.94%.
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Learn moreConnecticut's Real, Current Graduated Income Tax (2%-6.99%)
Connecticut's 2026 income tax brackets (single filers) run: 2% on the first $10,000; 4.5% from $10,000-$50,000; 5.5% from $50,000-$100,000; 6% from $100,000-$200,000; 6.5% from $200,000-$250,000; 6.9% from $250,000-$500,000; and 6.99% above $500,000. Joint filers face the same rates across wider brackets, with the 6.99% top rate applying above $1,000,000. Governor Lamont's 2023 HB 5524 cut the bottom two brackets (3%/5% to 2%/4.5%) effective tax year 2024, locked in for 2026.
Social Security Is Genuinely Exempt for Most Retirees
Connecticut genuinely exempts Social Security benefits from state income tax for single filers with AGI under $75,000 and joint filers under $100,000, with a partial exemption above those thresholds -- a real, retiree-relevant benefit; see the retiring topic page for the fuller picture.
Connecticut's Flat 6.35% Sales Tax Carries No Local Add-On
Connecticut's statewide sales tax rate is a flat 6.35% (7.75% on certain luxury goods), with NO local-option add-on anywhere in the state, including New Haven -- a real, genuine structural simplicity that contrasts directly with New Haven's own complicated, severe property-tax picture.
New Haven's Own Property Tax Burden Is the Real Outlier
As detailed in full on the property-taxes topic page, New Haven's own effective property tax rate runs genuinely severe (approximately 2.80% by this record's own computation, with cross-source citations as high as 3.94%) -- among the highest of any Connecticut municipality, a real cost that outweighs the state's comparatively moderate income and sales tax structure for many homeowner budgets.
Yale's Own Tax-Exempt Status Shapes New Haven's Fiscal Picture
As detailed on the property-taxes topic page, Yale University's substantial nonprofit property-tax exemption narrows New Haven's own taxable base, addressed only through Yale's real, current voluntary payments (more than $6 million annually, plus a 2021 six-year, $135 million commitment) -- a real, disclosed structural dynamic specific to New Haven among this project's Connecticut coverage.
Key takeaways
- Connecticut's 2026 top income tax rate is 6.99% (single filers over $500,000; joint filers over $1,000,000), across a 2%-6.99% graduated structure.
- Social Security is genuinely exempt from Connecticut income tax for single filers under $75,000 AGI and joint filers under $100,000.
- Connecticut's flat 6.35% sales tax carries no local add-on anywhere, including New Haven.
- New Haven's own property tax burden is the real outlier -- computed at ~2.80% effective, with citations as high as 3.94%.
- Yale University's substantial property-tax exemption narrows New Haven's own taxable base, offset only by Yale's voluntary payments.
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