美国联邦税收和工资计算器
通过W-4智能向导、FICA处理和为美国员工提供的50个州支持,实现准确的联邦和州税收计算。
W-4智能向导
用于准确预扣的交互式W-4表格指南
FICA税务处理
使用当前阈值计算社会保障和医疗保险税
50州支持
为美国所有州提供全面的州所得税支持
401(k)规划
传统和Roth 401(k)缴款计划
它的工作原理
完整的W-4信息
输入您的申报状态、受抚养人和预扣首选项
自动计税
我们的引擎使用2025年税率处理联邦、州和FICA税
详细结果
获取所有扣除额和净工资的综合明细
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高级功能
🏛️联邦税收特点
- ✓2025年累进税级(10%至37%)
- ✓按申报状态优化标准扣除额
- ✓儿童税收抵免和家属计算
- ✓多份工作和配偶工作调整
🏛️FICA状态功能
- ✓社会保障税(6.2%)最高工资基数限额
- ✓医疗保险税(1.45%),高收入者额外征收0.9%
- ✓所有50个州,包括免税州
- ✓传统和Roth 401(k)缴款跟踪
Frequently Asked Questions
Does the calculator include state income tax?
Yes. Select your work state and we automatically apply the latest state income tax brackets, including states with no income tax.
How accurate is the W-4 smart wizard?
The wizard follows the 2025 IRS W-4 instructions, including dependents, multiple jobs, and additional withholding options so your estimates stay aligned with the official form.
Can I model 401(k) contributions?
Enter traditional or Roth 401(k) amounts to see how contributions reduce taxable income and impact net pay.
Is my data stored anywhere?
No. All calculations run locally in your browser, so your salary information never leaves your device.
重要免责声明
这些计算提供了基于当前税率和法规的估计。结果仅用于指导。对于正式的工资处理,请咨询合格的税务专业人士或工资专家。税务法规可能会发生变化,个别情况可能会影响实际计算。