Connecticut State tax brackets in 2018

ConnecticutConnecticut's tax brackets haven't changed since last year. Connecticut has 7 tax brackets and 7 corresponding tax rates. The lowest tax rate is 3.00% and the highest tax rate is 6.99%.

The combined federal and state marginal tax rate in the highest income range is 43.99%.

The maximum standard deductions in 2018 are $0 for single, married filing separately and head of household tax filers, and $0 for married filing jointly tax filers.

Connecticut personal exemptions are reducing the taxable income. The amount of the exemption is $15,000 for single, $24,000 for married filing jointly, $15,000 for married filing separately and $15,000 for head of household tax filers.

2018 Connecticut State tax brackets and tax rates

Taxable income Tax rate
$0 - $10,000 3.00%
$10,001 - $50,000 5.00%
$50,001 - $100,000 5.50%
$100,001 - $200,000 6.00%
$200,001 - $250,000 6.50%
$250,001 - $500,000 6.90%
$500,001 - 6.99%
Taxable income Tax rate
$0 - $20,000 3.00%
$20,001 - $100,000 5.00%
$100,001 - $200,000 5.50%
$200,001 - $200,000 6.00%
$200,001 - $500,000 6.50%
$500,001 - $1,000,000 6.90%
$1,000,001 - 6.99%
Taxable income Tax rate
$0 - $10,000 3.00%
$10,001 - $50,000 5.00%
$50,001 - $100,000 5.50%
$100,001 - $200,000 6.00%
$200,001 - $250,000 6.50%
$250,001 - $500,000 6.90%
$500,001 - 6.99%
Taxable income Tax rate
$0 - $16,000 3.00%
$16,001 - $80,000 5.00%
$80,001 - $160,000 5.50%
$160,001 - $320,000 6.00%
$320,001 - $400,000 6.50%
$400,001 - $800,000 6.90%
$800,001 - 6.99%

Combined Federal & Connecticut tax brackets and marginal tax rates 2018

Taxable income Federal rate State rate Combined rate
$0 - $9,525 10.00% 3.00% 13.00%
$9,526 - $10,000 12.00% 3.00% 15.00%
$10,001 - $38,700 12.00% 5.00% 17.00%
$38,701 - $50,000 22.00% 5.00% 27.00%
$50,001 - $82,500 22.00% 5.50% 27.50%
$82,501 - $100,000 24.00% 5.50% 29.50%
$100,001 - $157,500 24.00% 6.00% 30.00%
$157,501 - $200,000 32.00% 6.00% 38.00%
$200,001 - $250,000 35.00% 6.50% 41.50%
$250,001 - $500,000 35.00% 6.90% 41.90%
$500,001 - 37.00% 6.99% 43.99%
Taxable income Federal rate State rate Combined rate
$0 - $19,050 10.00% 3.00% 13.00%
$19,051 - $20,000 12.00% 3.00% 15.00%
$20,001 - $77,400 12.00% 5.00% 17.00%
$77,401 - $100,000 22.00% 5.00% 27.00%
$100,001 - $165,000 22.00% 5.50% 27.50%
$165,001 - $200,000 24.00% 5.50% 29.50%
$200,001 - $315,000 24.00% 6.50% 30.50%
$315,001 - $400,000 32.00% 6.50% 38.50%
$400,001 - $500,000 35.00% 6.50% 41.50%
$500,001 - $600,000 35.00% 6.90% 41.90%
$600,001 - $1,000,000 37.00% 6.90% 43.90%
$1,000,001 - 37.00% 6.99% 43.99%
Taxable income Federal rate State rate Combined rate
$0 - $9,525 10.00% 3.00% 13.00%
$9,526 - $10,000 12.00% 3.00% 15.00%
$10,001 - $38,700 12.00% 5.00% 17.00%
$38,701 - $50,000 22.00% 5.00% 27.00%
$50,001 - $82,500 22.00% 5.50% 27.50%
$82,501 - $100,000 24.00% 5.50% 29.50%
$100,001 - $157,500 24.00% 6.00% 30.00%
$157,501 - $200,000 32.00% 6.00% 38.00%
$200,001 - $250,000 35.00% 6.50% 41.50%
$250,001 - $300,000 35.00% 6.90% 41.90%
$300,001 - $500,000 37.00% 6.90% 43.90%
$500,001 - 37.00% 6.99% 43.99%
Taxable income Federal rate State rate Combined rate
$0 - $13,600 10.00% 3.00% 13.00%
$13,601 - $16,000 12.00% 3.00% 15.00%
$16,001 - $51,800 12.00% 5.00% 17.00%
$51,801 - $80,000 22.00% 5.00% 27.00%
$80,001 - $82,500 22.00% 5.50% 27.50%
$82,501 - $157,500 24.00% 5.50% 29.50%
$157,501 - $160,000 32.00% 5.50% 37.50%
$160,001 - $200,000 32.00% 6.00% 38.00%
$200,001 - $320,000 35.00% 6.00% 41.00%
$320,001 - $400,000 35.00% 6.50% 41.50%
$400,001 - $500,000 35.00% 6.90% 41.90%
$500,001 - $800,000 37.00% 6.90% 43.90%
$800,001 - 37.00% 6.99% 43.99%

Connecticut State standard deduction 2018

Filing status Standard deduction
Single $0
Married, filing jointly $0
Married, filing separately $0
Head of Household $0

Connecticut State Exemption 2018

Filing statusPersonal Exemption
Single $15,000
Married, filing jointly $24,000
Married, filing separately $15,000
Head of Household $15,000

Connecticut State Dependant exemption 2018