🌽 伊利诺伊州所得税计算器（2025）Illinois Income Tax Calculator (2025)
按 Illinois 2025 税年 IL-1040 规则计算州个人所得税：统一税率 4.95%，个人和受抚养人免税额每人 $2,850（高收入不能享受），65 岁以上 / 失明每项 $1,000；也可在高级选项里用自定义税率。只算州税。本地处理。Illinois state income tax for tax year 2025 under the IL-1040 rules: flat 4.95% rate, a $2,850 exemption per person and dependent (not allowed at high incomes) and $1,000 for each 65+ / blind box; an advanced option lets you use a custom rate. State tax only. Processed locally.
使用说明与常见问题How-to & FAQ
「伊利诺伊州所得税计算器（2025）」是什么？What is the Illinois Income Tax Calculator (2025) tool?
按 Illinois 2025 税年 IL-1040 规则计算州个人所得税：统一税率 4.95%，个人和受抚养人免税额每人 $2,850（高收入不能享受），65 岁以上 / 失明每项 $1,000；也可在高级选项里用自定义税率。只算州税。本地处理。Illinois state income tax for tax year 2025 under the IL-1040 rules: flat 4.95% rate, a $2,850 exemption per person and dependent (not allowed at high incomes) and $1,000 for each 65+ / blind box; an advanced option lets you use a custom rate. State tax only. Processed locally.
如何使用「伊利诺伊州所得税计算器（2025）」？How do I use the Illinois Income Tax Calculator (2025) tool?
在「伊利诺伊州所得税计算器（2025）」中，填写「申报身份」、「联邦调整后总收入 AGI（$）」、「受抚养人数」、「65 岁以上或失明的项数（可选）」、「税率」等参数，结果会随输入实时计算并显示在下方。In the Illinois Income Tax Calculator (2025): Fill in "Filing status", "Federal adjusted gross income AGI ($)", "Dependents", "Number of 65+ or blind boxes (optional)", "Rate"; results are recalculated instantly as you type.
Illinois 是统一税率吗？Is Illinois a flat tax?
是。2025 税年个人所得税税率为 4.95%，不分档位。Yes. For tax year 2025 the individual income tax rate is a flat 4.95%.
免税额是多少？How big is the exemption?
2025 年每人 $2,850：本人、配偶（合并申报）和每位受抚养人各一份；65 岁以上或失明每项再加 $1,000。合并申报 AGI 超过 $500,000、其他身份超过 $250,000 时全部不能享受。$2,850 per person for 2025: you, your spouse (joint) and each dependent; plus $1,000 for each 65-or-older or legally blind box. No exemption is allowed when AGI exceeds $500,000 (joint) or $250,000 (other statuses).
自定义税率有什么用？What is the custom rate for?
仅供做假设比较（例如研究税率变化）；正常计算请用官方 4.95%。Only for what-if comparisons (e.g. a proposed rate change); use the official 4.95% for normal estimates.
包括哪些税？Which taxes are included?
只计算 Illinois 州个人所得税，不含联邦所得税、FICA、地方税和抵免。Only Illinois state individual income tax — no federal income tax, FICA, local taxes or credits.
能举个计算实例吗？Can you show a worked example?
例如在「伊利诺伊州所得税计算器（2025）」中填 申报身份 = 单身，联邦调整后总收入 AGI（$） = 60000，受抚养人数 = 0，税率 = 官方 4.95%（2025），结果区显示：免税额：2,850.00；应税净收入：57,150.00；税率：4.95%；州所得税：2,828.93；边际税率（所在档位）：4.95%；实际税率（税额 ÷ 收入）：4.71%；扣除州税后收入：57,171.08；ℹ 2025 税年 · 来源：Illinois Department of Revenue 2025 IL-1040 说明（tax.illinois.gov）：税率 4.95%…For example, entering Filing status = Single, Federal adjusted gross income AGI ($) = 60000, Dependents = 0, Rate = Official 4.95% (2025) in the Illinois Income Tax Calculator (2025) gives: Exemption allowance: 2,850.00; Net income (taxable): 57,150.00; Rate: 4.95%; State income tax: 2,828.93; Marginal rate (bracket): 4.95%; Effective rate (tax ÷ income): 4.71%; Income after state tax: 57,171.08; ℹ Tax year 2025 · source: Illinois Department of…
哪些输入会被检查？Which inputs are validated?
「伊利诺伊州所得税计算器（2025）」会检查这些输入——「联邦调整后总收入 AGI（$）」、「自定义税率 %」：必须填写，不能为负数；「受抚养人数」：不能为负数；「65 岁以上或失明的项数（可选）」：不能为负数，须为整数；绝对值超过 10¹⁵ 的数也会被拒绝。不符合时结果区显示具体提示，不会给出数字。The Illinois Income Tax Calculator (2025) checks its inputs — "Federal adjusted gross income AGI ($)", "Custom rate %": required, cannot be negative; "Dependents": cannot be negative; "Number of 65+ or blind boxes (optional)": cannot be negative, must be a whole number; numbers above 10¹⁵ in absolute value are rejected too. When a value fails, the result area names the problem instead of showing a number.
有哪些选项可以调整？What options can I adjust?
「伊利诺伊州所得税计算器（2025）」的设置：「申报身份」可选 单身、夫妻合并申报（含符合条件的未亡配偶）、夫妻分开申报、户主（默认 单身）；「联邦调整后总收入 AGI（$）」默认 60000；「受抚养人数」默认 0；「65 岁以上或失明的项数（可选）」可留空；「税率」可选 官方 4.95%（2025）、自定义税率（高级）（默认 官方 4.95%（2025））；「自定义税率 %」默认 4.95。每次生成结果都按当前设置处理。Settings in the Illinois Income Tax Calculator (2025) — "Filing status": Single, Married filing jointly (incl. qualifying surviving spouse), Married filing separately, Head of household (default Single); "Federal adjusted gross income AGI ($)" default 60000; "Dependents" default 0; "Number of 65+ or blind boxes (optional)" optional; "Rate": Official 4.95% (2025), Custom rate (advanced) (default Official 4.95% (2025)); "Custom rate %" default 4.95. The result always uses the current settings.
计算结果可以作为最终依据吗？Can I rely on the result?
「伊利诺伊州所得税计算器（2025）」按标准公式计算，结果仅供参考；实际金额以银行、券商或税务机关的规则和四舍五入方式为准。The Illinois Income Tax Calculator (2025) uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.
「伊利诺伊州所得税计算器（2025）」免费吗？需要注册吗？Is the Illinois Income Tax Calculator (2025) free? Do I need an account?
「伊利诺伊州所得税计算器（2025）」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Illinois Income Tax Calculator (2025) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.