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Connecticut Paycheck Calculator (2026)

Last updated: 2026-10-07 · Connecticut figures checked against official sources on 2026-10-07

Connecticut withholds 2% – 6.99% state income tax in 2026 using its own formula and your Form CT-W4, Employee's Withholding Certificate; employees also pay CT Paid Leave. On a $50,000 salary paid every two weeks, a single employee keeps about $1,550.20 per check: $146.92 federal, $147.11 Social Security and Medicare, $69.23 Connecticut income tax and $9.62 in state premiums come out of $1,923.08.

Net pay $1,550.20 of $1,923.08Breakdown ↓
Pay
$
$
$

Taxed through payroll; not paid in the check.

Federal W-4
$
$
$
$

Don't know your W-4 numbers? Use the W-4 helper.

State & local

Connecticut

Other states

From your Form CT-W4, Employee's Withholding Certificate:

$

Pick “Custom rate” if your city, county or school district taxes wages.

Deductions (per paycheck)

No deductions. Add retirement, health premiums, HSA or after-tax items below.

Year-to-date, employer size and gross-up
$

For the $184,500 wage base and the $200,000 Additional Medicare threshold.

Sets state paid-leave shares (e.g. DE, CO, ME).

$

Enter a take-home amount to solve for gross pay.

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Paycheck breakdown · 2026 · Connecticut

Net pay (biweekly)
$1,550.20
81% of $1,923.08 gross
Year (every check like this)
$40,305
$3,359 a month
Take-home 81%Federal 8%FICA 8%State & local 4%
ItemThis checkYear
Salary$1,923.08$50,000
Gross pay$1,923.08$50,000
− Federal income tax−$146.92−$3,820
− Social Security (6.2%)−$119.23−$3,100
− Medicare (1.45%)−$27.88−$725
− Connecticut income taxState formula−$69.23−$1,800
− CT Paid Leave (0.5%)−$9.62
Net pay$1,550.20$40,305

Year total for state programs (with their wage caps): $250.

How federal withholding was figured (Pub. 15-T Worksheet 1A)
1aTaxable wages this pay period$1,923.08
1bPay periods per year26
1cAnnualized wages$50,000.08
1dStep 4(a) other income$0.00
1fStep 4(b) deductions$0.00
1gStandard adjustment ($12,900 MFJ / $8,600 other)$8,600.00
2aAdjusted Annual Wage Amount$41,400.08
2b–2dRow: at least $19,900 → $1,240.00 + 12% of the excess (standard single schedule)
2gAnnual tentative withholding$3,820.01
2h÷ pay periods$146.92
3bStep 3 credits per period−$0.00
4aExtra withholding (Step 4(c))$0.00
4bFederal income tax to withhold$146.92
How Connecticut withholding was figured

Connecticut TPG-211 (2026) withholding calculation rules

Annualized state wages ($1,923.08 × 26)$50,000.08
Personal exemption (Table A, code F)−$0.00
Initial tax (Table B)$2,000.00
2% phase-out add-back (Table C) + recapture (Table D)$0.00
Personal tax credit (Table E) 10%× 0.90
Annual withholding ÷ 26 pay periods$69.23
What the employer pays on top
Social Security match (6.2%)$119.23
Medicare match (1.45%)$27.88
FUTA (0.6% of the first $7,000)$11.54
Federal employer taxes this check$158.65

Plus state unemployment, paid-leave employer shares and workers' comp — payroll cost calculator has every state's 2026 rates.

Connecticut take-home pay examples (2026)

Paid biweekly, 2026 W-4 with only the filing status, no pre-tax deductions or local tax; Connecticut certificate — single: CT-W4 withholding code: F — single; married: CT-W4 withholding code: C — married, spouse not working. Computed with the same engine as the calculator.

Salary · filing statusGross / checkFederalSoc. Sec. + MedicareConnecticut taxState premiumsNet / checkNet / year
$50,000 · single$1,923.08$146.92$147.11$69.23$9.62$1,550.20$40,305
$50,000 · married, one income$1,923.08$68.46$147.11$26.63$9.62$1,671.26$43,453
$100,000 · single$3,846.15$506.54$294.23$191.35$19.23$2,834.80$73,705
$100,000 · married, one income$3,846.15$293.85$294.23$150.77$19.23$3,088.07$80,290

Connecticut income tax rates for 2026

2026: No rate, bracket, exemption or credit-table change for 2026 (2026 CT-1040ES Tables A-E match TPG-211), and the 2026 Circular CT states 'The 2026 withholding calculation rules and 2026 withholding tables are unchanged from 2025.' The 2026 session (Pub. Act 26-68) made no personal income tax rate changes; it added small subtraction modifications (e.g., PHS commissioned-corps retirement pay from 2026) and a family caregiver credit effective 2027 (DRS 2026 Connecticut State Tax Developments).

Single / married filing separately

Taxable incomeRate
$0 – $10,0002%
$10,000 – $50,0004.5%
$50,000 – $100,0005.5%
$100,000 – $200,0006%
$200,000 – $250,0006.5%
$250,000 – $500,0006.9%
Over $500,0006.99%

Married filing jointly

Taxable incomeRate
$0 – $20,0002%
$20,000 – $100,0004.5%
$100,000 – $200,0005.5%
$200,000 – $400,0006%
$400,000 – $500,0006.5%
$500,000 – $1,000,0006.9%
Over $1,000,0006.99%

Head of household

Taxable incomeRate
$0 – $16,0002%
$16,000 – $80,0004.5%
$80,000 – $160,0005.5%
$160,000 – $320,0006%
$320,000 – $400,0006.5%
$400,000 – $800,0006.9%
Over $800,0006.99%
Standard deduction
None
Personal exemption
$15,000 deduction
Credits, phase-outs and other Connecticut rules
  • Tax base = Connecticut AGI (federal AGI +/- CT modifications) minus the personal exemption (Table A). There is NO standard deduction and no dependent exemption. Because CT starts from federal AGI, federal below-the-line deductions (standard/itemized deduction, OBBBA Schedule 1-A tips/overtime/car-loan/senior deductions) do not reduce CT income. Married filing separately uses the single rate schedule (Table B) but its own exemption/phase-out/credit tables.
  • Personal exemption (Table A, 2026): single $15,000 reduced $1,000 for each $1,000 (or part) of CT AGI over $30,000 (zero above $44,000); MFJ/QSS $24,000 over $48,000 (zero above $71,000); HOH $19,000 over $38,000 (zero above $56,000); MFS $12,000 over $24,000 (zero above $35,000).
  • 2% rate phase-out add-back (Table C): single +$25 per $5,000 of CT AGI over $56,500 (max $250 above $101,500); MFJ +$50 per $5,000 over $100,500 (max $500 above $145,500); HOH +$40 per $4,000 over $78,500 (max $400 above $114,500); MFS +$25 per $2,500 over $50,250 (max $250 above $72,750).
  • Tax recapture (Table D): single/MFS +$25 per $5,000 of CT AGI over $105,000 up to $250 ($150,000-$200,000), then +$90 per $5,000 over $200,000 up to $2,950 ($345,000-$500,000), then +$50 per $5,000 over $500,000 up to $3,400 (above $540,000). MFJ/QSS +$50 per $10,000 over $210,000 up to $500 ($300,000-$400,000), +$180 per $10,000 over $400,000 up to $5,900 ($690,000-$1,000,000), +$100 per $10,000 over $1,000,000 up to $6,800 (above $1,080,000). HOH +$40 per $8,000 over $168,000 up to $400 ($240,000-$320,000), +$140 per $8,000 over $320,000 up to $4,600 ($552,000-$800,000), +$80 per $8,000 over $800,000 up to $5,320 (above $864,000).
  • Personal tax credit (Table E): tax = (Table B tax + Table C add-back + Table D recapture) x (1 - decimal). Decimal starts at .75 (single CT AGI $15,000-$18,800; MFJ $24,000-$30,000; HOH $19,000-$24,000; MFS $12,000-$15,000) and steps down to .00 above CT AGI of $64,500 single / $100,500 MFJ / $78,500 HOH / $52,500 MFS (full rows in WH_G2.CT.tables.tableE, identical to the 2026 CT-1040ES Table E except codes map to filing statuses).
  • All tables are step functions keyed to CT AGI ('More than / Less than or equal to'); the annual return uses the same 2026 Tables A-E printed in Form CT-1040ES (Rev. 01/26) pages 4-7.

All 51 jurisdictions side by side: 2026 state income tax rates.

How Connecticut withholding works

Employee form: Form CT-W4, Employee's Withholding Certificate (Rev. 12/25); nonresidents may also file CT-W4NA

Employer guide: Informational Publication 2026(1), Connecticut Employer's Tax Guide, Circular CT (incl. TPG-211, 2026 Withholding Calculation Rules, Rev. 12/25)

Connecticut has NO percentage method: employers use either the 2026 withholding tables or the TPG-211 calculation rules. Annualize wages; look up the exemption (Table A), initial tax (Table B), 2% phase-out add-back (Table C), recapture (Table D) and personal-credit decimal (Table E) by annualized salary and the CT-W4 withholding code (A = married filing separately or married/joint with working spouse and combined income <= $100,500; B = head of household; C = married filing jointly with non-working spouse / qualifying surviving spouse; D = no exemption or credit; E = no withholding; F = single). Withholding = (B + C + D) x (1 - E decimal) / pay periods, plus CT-W4 Line 2 or minus Line 3. No CT-W4 on file: withhold 6.99% flat with no exemption. The federal W-4 is not used.

The calculator above applies this 2026 formula line by line (open “How Connecticut withholding was figured” in the results), using the Form CT-W4, Employee's Withholding Certificate entries you choose.

Other deductions from a Connecticut paycheck

  • CT Paid Leave — 0.5%, first $184,500 of wages. Source

Local income taxes in Connecticut

Our 2026 data shows no city or county income taxes on wages in Connecticut.

Connecticut paycheck FAQ

How much is $50,000 a year after taxes in Connecticut?

About $40,305 a year — $1,550.20 per biweekly paycheck — for a single filer with a basic 2026 W-4 and no pre-tax deductions: $146.92 federal income tax, $147.11 Social Security and Medicare, $69.23 Connecticut income tax and $9.62 in CT Paid Leave per check. A married couple filing jointly on one $50,000 income keeps about $43,453 ($1,671.26 per check).

How much is $100,000 a year after taxes in Connecticut?

About $73,705 for a single filer ($2,834.80 per biweekly check) and $80,290 for a married couple with one income ($3,088.07 per check); Connecticut income tax takes $4,975 and $3,920 of that respectively. Add 401(k), health or HSA deductions in the calculator to see your exact number.

What is the Connecticut income tax rate for 2026?

7 brackets from 2% – 6.99% and a personal exemption ($15,000 deduction). No rate, bracket, exemption or credit-table change for 2026 (2026 CT-1040ES Tables A-E match TPG-211), and the 2026 Circular CT states 'The 2026 withholding calculation rules and 2026 withholding tables are unchanged from 2025.' The 2026 session (Pub.

Which form controls Connecticut withholding?

Your Form CT-W4, Employee's Withholding Certificate (Rev. 12/25); nonresidents may also file CT-W4NA. Employers apply Informational Publication 2026(1), Connecticut Employer's Tax Guide, Circular CT (incl. TPG-211, 2026 Withholding Calculation Rules, Rev. 12/25). Changing your federal W-4 does not change your Connecticut withholding.

Are there local income taxes in Connecticut?

Our 2026 data shows no city or county income taxes on wages in Connecticut.

What else comes out of a Connecticut paycheck besides income tax?

CT Paid Leave: 0.5% (first $184,500 of wages). Plus federal Social Security (6.2% of wages up to $184,500) and Medicare (1.45%, and 0.9% more over $200,000).

Does Connecticut tax 401(k) contributions or health premiums?

Connecticut follows the federal treatment for wage withholding: traditional 401(k)/403(b)/457(b) deferrals and cafeteria-plan items (health premiums, HSA, FSA) reduce the wages Connecticut taxes.

More for Connecticut employers and employees

Paycheck calculators for other states

Estimates only, not tax or payroll advice. Check results against your pay stub.