Income Tax Calculator

Estimate 2026 US federal income tax for Single or Married Filing Jointly. Your values stay in this browser and are never uploaded.

計算結果

連邦所得税の見積額: $8,770.00

計算の内訳

Gross income: $80,000.00
Deduction used: $16,100.00
Taxable income: $63,900.00
Tax before credits: $8,770.00

入力値を使った計算式

Taxable income = Gross income − larger of itemized deductions or standard deduction

Taxable income = $80,000.00 − $16,100.00 = $63,900.00

Estimated tax = progressive federal tax − nonrefundable credits applied

Estimated tax = $8,770.00 − $0.00 = $8,770.00

結果の意味

For the selected 2026 federal assumptions, this is the estimated income tax after the credits you entered. Your estimated after-income-tax amount is $71,230.00 before state, payroll, and other taxes.

制限事項

US federal income tax estimate only. State, local, payroll, AMT, self-employment, and special tax rules are excluded.

This simplified estimate uses the larger of your entered itemized deductions and the supported standard deduction. It is not tax advice.

Frequently asked questions

Which country is included?: This version estimates US federal income tax only.
Which tax year is included?: Tax year 2026.
Which filing statuses are available?: Single and Married Filing Jointly.
Do state taxes apply?: No. State and local taxes are excluded.
Should I enter itemized deductions?: Enter them only if they exceed the displayed standard deduction.
Are tax credits refundable?: This simplified estimate treats entered credits as nonrefundable.
Is this tax advice?: No. Confirm filing decisions with a qualified tax professional.

よくある質問

所得税計算ツールでは何を計算できますか？: フォームの値から計算結果を計算します。
どの値を入力すればよいですか？: 同じ報告期間の数値を使用し、金額には同一通貨を使用してください。
結果は正確ですか？: 入力値に基づく数学的な推定値であり、関連するコストや前提が含まれない場合があります。
入力値は保存されますか？: いいえ。計算はブラウザ内で行われ、当社サーバーへ送信されません。
結果はどう解釈すればよいですか？: 計算内訳、入力値を使った式、関連指標、制限事項を合わせて確認してください。
小数値を使えますか？: はい。小数値に対応し、表示はローカル形式で丸められます。