Charitable Donation Tax Deduction Calculator
Calculate the tax savings from your charitable donations. Enter your income, filing status, and donation amount to see your deductible amount, AGI limit, tax savings, and the true after-tax cost of your gift. Based on IRS Publication 526 and OBBB-adjusted 2026 brackets. Free and private.
How Charitable Tax Deductions Work
Charitable contributions to qualified organizations are deductible if you itemize deductions on Schedule A (Form 1040). The deduction reduces your taxable income, which means the tax savings depend on your marginal tax bracket. A $1,000 donation saves $220 in federal tax if you are in the 22% bracket, but $370 if you are in the 37% bracket. To qualify, donations must go to 501(c)(3) organizations. You must maintain records: receipts for cash donations, written acknowledgment from the charity for donations of $250 or more, and qualified appraisals for non-cash property exceeding $5,000. Note that you can only deduct charitable contributions if you itemize — the standard deduction does not include charitable giving for 2026 (the temporary $300/$600 above-the-line deduction expired after 2021). Source: IRS Publication 526.
AGI Limits on Charitable Deductions
The IRS limits how much you can deduct based on your Adjusted Gross Income (AGI) and the type of donation. Cash donations to public charities: up to 60% of AGI. Appreciated capital gain property to public charities: up to 30% of AGI (you can elect 50% but must use the property's cost basis instead of fair market value). Donations to private foundations: generally limited to 30% of AGI (20% for appreciated property). Any amount exceeding the limit can be carried forward for up to 5 years. For example, with $100,000 AGI and $70,000 in cash donations, you can deduct $60,000 this year and carry forward $10,000 to the next year. Source: IRS charitable deduction rules.
Strategies to Maximize Charitable Tax Benefits
Bunching donations — concentrating multiple years of giving into one year to exceed the standard deduction threshold — is effective when your normal annual giving falls below the itemization threshold. A donor-advised fund (DAF) enables bunching by allowing a large upfront tax deduction while distributing grants over time. Donating appreciated stock (held over one year) lets you deduct the full market value while avoiding capital gains tax on the appreciation. For taxpayers aged 70½ or older, Qualified Charitable Distributions (QCDs) of up to $105,000 per year directly from an IRA to charity satisfy Required Minimum Distributions without increasing AGI. Use our QCD calculator to plan IRA charitable giving. Last updated May 2026.