2026 Connecticut Paycheck Calculator
Updated 2026 · IRS Pub 15-T · SSA · Connecticut DOR · Private browser calculation
On a $100,000 salary in Connecticut, a single filer keeps about $75,255 take-home per year (24.8% effective tax rate) after federal, Connecticut state, and FICA withholding in 2026.
2026 data verified · Last checked June 11, 2026
Source: IRS Pub 15-T · Connecticut DOR 2026 withholding tables
In Connecticut, a single filer earning $75,000 per year takes home approximately $59,043 after taxes (2026). Federal tax: $7,670 | Connecticut state tax: $2,550 | FICA: $5,738.
21.3% effective tax rate
Connecticut uses a progressive state income tax system. Higher income levels are subject to higher marginal rates, so your effective Connecticut state withholding rate depends on your total annual income and filing status. Federal income tax and FICA are calculated separately and also reduce your take-home pay each pay period.
See how all 51 states rank for take-home pay in our Best States for Take-Home Pay 2026 research study.
Most W-2 paychecks in Connecticut include several standard withholding categories. Your employer uses IRS Publication 15-T tables for federal income tax, then applies payroll taxes and any state or local taxes required for your work location.
Your annual salary is the same whether you are paid weekly, biweekly, semi-monthly, or monthly, but each paycheck amount differs because the number of pay periods changes. Weekly pay divides your annual gross into 52 checks; biweekly into 26; semi-monthly into 24; and monthly into 12. Withholding tables account for pay frequency, so per-check federal and state amounts may not be a simple annual total divided evenly. Comparing offers or budgeting often requires looking at both per-paycheck net and annual take-home together.
Filing status — Single, Married Filing Jointly, or Head of Household — changes the withholding brackets your employer uses for federal income tax and, in most states with income tax, for state withholding as well. Two employees earning the same salary in Connecticut can have different net pay if their filing status or W-4 entries differ. Updating your W-4 after a marriage, divorce, or dependent change is the most common way to align withholding with your expected tax situation.
See take-home pay for common jobs in Connecticut after federal and state taxes:
Connecticut uses a progressive state income tax structure, so withholding rises as taxable wages move into higher state brackets.
Your effective state tax rate is usually lower than the top marginal rate because only part of your wages is taxed at each higher bracket.
Connecticut does not generally add a separate statewide local income tax layer to the default estimate shown in this calculator.
Use the calculator above to adjust salary, filing status, pay frequency, and deductions for a more specific Connecticut paycheck estimate.
Use this page with the Connecticut bonus tax calculator when a supplemental paycheck uses flat withholding, or read how overtime is taxed in 2026 if extra hours push a pay period into a higher bracket.
For relocation math, Connecticut vs New York shows the same salary side by side. · State Income Tax Rankings 2026 · W-4 withholding optimization · 401(k) paycheck impact.
Net pay is the amount you actually receive after payroll deductions. It starts with gross pay, then subtracts federal income tax, Social Security, Medicare, state or local tax, and any voluntary deductions.
Take-home pay equals gross pay minus taxes and deductions. A paycheck calculator applies federal withholding, FICA, state income tax, local taxes where applicable, and pre-tax or post-tax deductions in the correct order.
Gross pay is earnings before deductions. Net pay is what remains after payroll taxes, benefits, retirement contributions, insurance premiums, garnishments, and other paycheck deductions.
Pre-tax deductions can reduce taxable wages before income tax is calculated. A 401(k), HSA, or FSA may lower federal and state taxable income, but some deductions do not reduce Social Security or Medicare wages.
Post-tax deductions are taken after payroll taxes are calculated. Examples may include Roth 401(k) contributions, certain insurance payments, wage garnishments, or after-tax benefits.
Yes. Connecticut taxes wages using graduated rates that run from 2% to 6.99% in 2026. The highest rate can also be used as a flat withholding rate when an employee does not provide a valid CT-W4.
A single filer earning $100,000 in Connecticut should expect roughly $4,500 to $5,500 of Connecticut income tax for the year, depending on credits and withholding code. This is an estimate and does not include federal tax or FICA.
Connecticut withholding depends heavily on Form CT-W4, filing code, and any additional withholding entered by the employee. Using the wrong withholding code can create a large refund or balance due even if the salary is unchanged.
Connecticut exempts Social Security benefits for many taxpayers based on income thresholds. Pension and annuity income may also qualify for state exclusions or phaseouts, so retirees should check Connecticut-specific rules rather than assuming full taxation.
Assumptions: Single filer · Standard deduction · Biweekly pay · No pre-tax deductions · Estimates paycheck withholding, not final tax liability · Source: state DOR + IRS Pub 15-T, 2026
Tax rates verified for 2026 tax year.
ExactTakeHome starts with gross pay, applies your pay frequency, subtracts eligible pre-tax deductions (401k, HSA, FSA) from federal taxable wages, calculates federal income tax withholding using IRS Publication 15-T percentage method tables, applies Social Security (6.2% up to $184,500 wage base) and Medicare (1.45%) taxes on gross wages, then applies Connecticut state income tax using the 2026 withholding tables from the Connecticut Department of Revenue Services. Local tax is applied where available (NYC, Philadelphia, Columbus OH). Final take-home is an estimate of paycheck withholding, not your final tax return liability.
Calculate your Connecticut take-home pay after federal withholding, FICA, state taxes, local taxes, and pre-tax deductions.
Pre-tax deductions like 401(k), HSA, and health insurance premiums reduce your taxable wages before federal income tax is calculated. This means you pay less tax on every paycheck — not just defer the money.
Why take-home increases: A 6% 401(k) contribution on $75,000 reduces taxable wages by $4,500, cutting both federal income tax and Connecticut state income tax on that amount. Social Security and Medicare still apply to the original gross wages.
Pay frequency changes your paycheck size, not your annual salary. Withholding tables annualise each paycheck, so weekly and monthly results may differ slightly from biweekly.
Based on $75,000 annual salary, single filing status, no pre-tax deductions, Connecticut withholding. Use the calculator above for your exact filing status and deductions.
Connecticut is common for cross-border work because many residents commute to New York, Massachusetts, or Rhode Island, and many nonresidents work in Connecticut. Work location and residency can therefore matter as much as the withholding form.
Yes. Connecticut uses a progressive income tax system, so state withholding can vary with income and filing circumstances.
State wage sourcing can depend on where the work is performed and the rules of the states involved. Hybrid workers should keep clear workday records.
Quick answer: $100,000 after taxes in Connecticut (2026)
Estimated take-home pay: $75,255/year ($6,271/month · $2,894/biweekly). Effective tax rate: 24.8%.
Connecticut paychecks begin with federal income tax withholding under IRS Publication 15-T, using the employee's Form W-4, taxable wages, payroll period, and IRS withholding tables.
FICA is separate: employees pay 6.2% Social Security tax up to the 2026 wage base of $184,500, plus 1.45% Medicare tax on all covered wages, and employers withhold an additional 0.9% Medicare surtax after an employee's Medicare wages exceed $200,000 in a calendar year.
Connecticut uses its own Form CT-W4 withholding code system.
The 2026 DRS calculation rules annualize wages, subtract the applicable personal exemption, and apply Connecticut's graduated income tax rates from 2.00% to 6.99%, with a tax-rate phase-out and recapture for higher incomes. Connecticut also has a statewide employee payroll deduction for CT Paid Leave: the 2026 contribution rate is 0.5% of pay, applied until the employee reaches the Social Security contribution limit of $184,500. CT Paid Leave is not included in this calculator's withholding computation.
Estimates assume standard 2026 withholding, single filing status, and no pre-tax deductions; actual paycheck may differ.
| Tax | 2026 Rate | Wage Cap | Source |
|---|---|---|---|
| Federal Income Tax | 10%–37% (percentage-method withholding) | No wage cap | IRS Pub. 15-T |
| Social Security | 6.2% employee withholding | $184,500 | SSA 2026 |
| Medicare | 1.45% employee withholding | No wage cap | IRS Pub. 15 |
| Additional Medicare Surtax | 0.9% on wages over $200,000 | No wage cap | IRS Topic 560 |
| Connecticut State Income Tax | 2.00%–6.99% graduated; DRS phase-out/recapture where applicable | No wage cap | CT DRS IP 2026-1 |
Local taxes in some cities change your take-home pay beyond the state rate.
Compare two salary offers in different states
Compare Connecticut take-home with other states:
The Connecticut paycheck calculator computes your exact take-home pay for 2026.
For a $75,000 salary, a single filer in Connecticut takes home $59,043 per year ($2,271 per biweekly paycheck) after federal and state taxes.
Example Calculation — $75,000 Salary
$75,000 salary in Connecticut
$59,043/year
$2,271 per biweekly paycheck
21.3% effective tax rate| Federal income tax | -$7,670 |
| Social Security (6.2%) | -$4,650 |
| Medicare (1.45%) | -$1,088 |
| Connecticut state tax | -$2,550 |
Assumptions: Single filer · Biweekly · No 401(k) · Standard W-4 · Customize below ↓
Connecticut taxes wages on a graduated scale, with 2026 rates ranging from 2% to 6.99%. For a single filer earning $100,000, the effective Connecticut state income tax rate is approximately 3.93%, and the annual take-home pay is approximately $75,255 after all taxes.
Use the calculator above to enter your exact salary, filing status, and pre-tax deductions for a precise Connecticut take-home pay estimate.
Connecticut uses a progressive income tax system, so the state tax portion of a paycheck can increase as taxable income rises. Employees may also see paid leave deductions separate from income tax.
ExactTakeHome tax data is sourced from official government publications and verified against primary sources. Last verified: .