How Paycheck Taxes Work in New Hampshire
How paycheck taxes work in New Hampshire: Because New Hampshire has no state income tax, your paycheck deductions are primarily federal income tax, Social Security, and Medicare. New Hampshire does not tax wage income. Interest and dividend income were phased out of taxation, making NH effectively a no-income-tax state for paycheck earners.
New Hampshire State Tax Information
New Hampshire has no tax on wages or earned income.
New Hampshire does not tax wage income. Interest and dividend income were phased out of taxation, making NH effectively a no-income-tax state for paycheck earners.
Federal Income Tax
Federal income tax uses progressive brackets — higher income is taxed at higher rates. The standard deduction reduces your taxable income before brackets apply. Your W-4 determines how much your employer withholds each pay period.
Social Security
Social Security tax (FICA) is 6.2% of wages up to the annual wage base ($184,500 in 2026). Both employee and employer pay this amount; this calculator shows the employee portion.
Medicare
Medicare tax is 1.45% on all wages with no cap. High earners pay an additional 0.9% on wages above $200,000 (single) or $250,000 (married filing jointly).