US Tax & Investment Calculators 2026 – Capital Gains, Paycheck, 401(k), Mortgage

📈Capital Gains Tax Calculator 2026Free 2026 capital gains tax calculator. Enter short- and long-term gains, dividends and income to see your 0%/15%/20%…💵Dividend Tax Calculator 2026Calculate federal, NIIT and state tax on your 2026 dividends. See how qualified dividends at 0%/15%/20% compare with…🧾Paycheck Calculator 2026Free 2026 paycheck calculator: see your take-home pay per paycheck after federal income tax, Social Security, Medicare,…🏦401(k) Calculator 2026Project your 401(k) balance at retirement with employer match, raises and 2026 contribution limits ($24,500, catch-up…🏠Mortgage CalculatorCalculate your monthly mortgage payment (PITI) including property tax, homeowners insurance, HOA and PMI, plus total…🔥FIRE CalculatorFind your FIRE number and the age you can retire early. Uses the 4% safe withdrawal rate, your savings and real…👴Social Security Calculator 2026See how much your Social Security benefit changes if you claim at 62 to 70, your full retirement age, break-even age…

Key 2026 numbers at a glance

Item	Single	Married jointly
Standard deduction	$16,100	$32,200
10% bracket ends	$12,400	$24,800
12% bracket ends	$50,400	$100,800
22% bracket ends	$105,700	$211,400
24% bracket ends	$201,775	$403,550
32% bracket ends	$256,225	$512,450
37% starts above	$640,600	$768,700
0% long-term gains up to	$49,450	$98,900
20% long-term gains above	$545,500	$613,700
401(k) / IRA limit	$24,500 / $7,500
Social Security wage base	$184,500

Sources: IRS Rev. Proc. 2025-32 and IR-2025-103 (tax year 2026, including One Big Beautiful Bill amendments), IRS Notice on 2026 retirement plan limits, SSA 2026 COLA fact sheet. These apply to returns filed in 2027.