Charitable Remainder Trust (CRT) Calculator


Charitable Remainder Trust (CRT) Calculator

Estimate your income stream, charitable tax deduction, and the financial benefits of setting up a Charitable Remainder Trust with our comprehensive CRT Calculator.

CRT Calculator

This calculator is for informational purposes only and does not constitute financial or legal advice. Consult a qualified professional.


CRUT provides variable payments, CRAT provides fixed payments.


The total current value of assets (cash, stocks, real estate) you wish to place in the trust.
Please enter a positive value.


The percentage of the trust’s assets paid to you annually. Must be between 5% and 50%.
Payout rate must be between 5% and 50%.


The duration of the trust, up to a maximum of 20 years.
Term must be between 1 and 20 years.


The IRS-mandated rate used to calculate the charitable deduction, published monthly.
Please enter a positive rate.


Your estimated annual growth rate for the trust’s investments.
Please enter a positive rate.


Estimated Charitable Tax Deduction
$100,000

First Year’s Payout
$50,000

Total Payout Over Term
$1,000,000

Remainder to Charity
$1,215,000

Formula Explanation: The Charitable Deduction is the present value of the final remainder amount that will go to charity. It’s calculated by discounting the future charitable gift back to today’s dollars using the IRS Section 7520 Rate. The higher the IRS rate or the longer the term, the lower the deduction.

Figure 1: Projected Trust Balance vs. Cumulative Payouts over the trust’s term.

Year Beginning Balance Trust Growth Annual Payout Ending Balance
Table 1: Amortization schedule showing the trust’s projected performance year by year.

What is a Charitable Remainder Trust (CRT)?

A Charitable Remainder Trust, often abbreviated as CRT, is a powerful estate-planning tool and a “split-interest” irrevocable trust. It allows a donor to place assets into the trust, which then provides a potential income stream to the donor or other beneficiaries for a set period (a term of years up to 20, or for the beneficiary’s lifetime). After this period ends, the remaining assets in the trust—the “remainder”—are donated to one or more designated charities. Using a Charitable Remainder Trust calculator helps visualize these financial outcomes.

Individuals who have highly appreciated assets, such as stocks or real estate, and wish to generate income, receive a current charitable income tax deduction, and make a significant philanthropic gift often use a CRT. A common misconception is that you lose complete control of the asset’s value. While the trust is irrevocable, you determine the income stream and choose the charitable beneficiary, making the Charitable Remainder Trust calculator a key part of the planning process.

Charitable Remainder Trust Calculator Formula and Explanation

The calculation for a Charitable Remainder Trust is complex, primarily focused on determining the present value of the remainder interest, which becomes your income tax deduction. The core concept is governed by IRS regulations and the Section 7520 rate. A good Charitable Remainder Trust calculator automates these steps.

The key steps are:

  1. Calculate Annual Payouts: For a CRAT, this is a fixed amount. For a CRUT, this amount varies as the trust is revalued annually.
  2. Project Future Remainder Value: The calculator projects the trust’s balance year by year, factoring in asset growth and subtracting annual payouts.
  3. Calculate Present Value of Remainder: The final projected amount going to charity is discounted to its present value using the IRS Section 7520 rate. This present value is the basis for your tax deduction. The formula for present value (PV) is: PV = FV / (1 + r)^n, where FV is the future value, r is the discount rate (IRS rate), and n is the number of years.

Variables in the CRT Calculator

Variable Meaning Unit Typical Range
Fair Market Value Initial value of assets gifted to the trust Dollars ($) $100,000+
Payout Rate Percentage of trust value paid out annually Percent (%) 5% – 50% (practically 5-10%)
Trust Term Number of years the trust makes payments Years 1 – 20
IRS Section 7520 Rate Official discount rate for calculating the deduction Percent (%) Varies monthly (e.g., 2.0% – 6.0%)
Expected Growth Rate Assumed annual return on trust investments Percent (%) 4% – 8%

Practical Examples of a Charitable Remainder Trust Calculator in Action

Example 1: Gifting Appreciated Stock

An individual, age 65, has stock worth $1,000,000 with a cost basis of $200,000. Instead of selling and paying capital gains tax, they put it in a 20-year Charitable Remainder Trust (CRUT) with a 5% payout. The trust sells the stock tax-free. The first-year payout is $50,000. Using a Charitable Remainder Trust calculator with a 5.2% IRS rate, their estimated charitable deduction would be significant, and they avoid a large immediate tax bill.

Example 2: Using Real Estate for Retirement Income

A couple wants to retire and sell a debt-free rental property valued at $2,000,000. They transfer it into a CRAT with a 20-year term. They elect a fixed annual payout of $100,000 (5% of initial value). The Charitable Remainder Trust calculator shows they will receive a steady income, get a large upfront tax deduction, and ultimately leave a substantial legacy gift to their university. This avoids capital gains on the property sale and provides a reliable income stream.

How to Use This Charitable Remainder Trust Calculator

Our Charitable Remainder Trust Calculator is designed to provide clear, actionable insights into your philanthropic planning. Follow these steps:

  1. Select Trust Type: Choose between a CRUT (variable payments) or CRAT (fixed payments).
  2. Enter Asset Value: Input the current market value of the assets you plan to donate.
  3. Set Payout Rate: Decide on the annual percentage you wish to receive. A higher rate means more income but a smaller charitable deduction.
  4. Define Trust Term: Specify the number of years (up to 20) the trust will pay out income.
  5. Input Rates: Enter the current IRS Section 7520 rate and your estimated growth rate for the investments.
  6. Review Results: The calculator instantly displays your estimated tax deduction, payout amounts, and the final gift to charity. Analyze the chart and table to see the long-term impact.

Key Factors That Affect Charitable Remainder Trust Results

Several variables can significantly influence the outcomes shown by a Charitable Remainder Trust calculator.

  • IRS Section 7520 Rate: This is a critical factor. A lower 7520 rate increases the value of your income stream and *decreases* the value of the remainder, thus reducing your charitable deduction. A higher rate does the opposite.
  • Payout Rate: The higher the payout rate you select, the larger your income stream will be. However, this reduces the projected remainder for charity, which in turn lowers your immediate income tax deduction.
  • Trust Term / Beneficiary Age: A longer trust term (or younger beneficiary in a lifetime trust) means more payments will be made, reducing the charitable remainder and the corresponding deduction.
  • Trust Investment Performance: The actual growth rate of the assets in the trust affects the total amount available for both payouts (especially in a CRUT) and the final charitable gift. Higher growth can sustain the trust longer and lead to a larger gift.
  • Type of Trust (CRAT vs. CRUT): A CRAT provides a fixed, predictable income, which is ideal for budgeting. A CRUT’s payments fluctuate with the trust’s value, offering potential for income growth in a rising market but also risk in a downturn.
  • Type of Donated Asset: Donating highly appreciated, long-term capital gain assets (like stocks or real estate) provides the most significant tax advantage, as the trust can sell the asset without triggering immediate capital gains tax for the donor.

Frequently Asked Questions (FAQ)

1. What is the main difference between a CRAT and a CRUT?

A Charitable Remainder Annuity Trust (CRAT) pays a fixed dollar amount each year. A Charitable Remainder Unitrust (CRUT) pays a fixed percentage of the trust’s value, which is re-measured annually, so payments can vary.

2. Can I add more assets to my CRT later?

You can make additional contributions to a CRUT, but not to a CRAT.

3. Is the income I receive from a CRT taxable?

Yes, payouts are taxable to the beneficiary. The tax character is passed through from the trust, often as ordinary income or capital gains.

4. What is the minimum and maximum payout rate for a CRT?

The annual payout rate must be between 5% and 50% of the trust’s initial value (for a CRAT) or annual value (for a CRUT).

5. What is the 10% remainder test?

The IRS requires that the present value of the remainder interest for charity must be at least 10% of the initial contribution. Our Charitable Remainder Trust calculator factors this in.

6. Can I be my own trustee?

While legally possible, it is often advisable to appoint an independent trustee or a corporate trustee to manage the complexities of administration and investment and to avoid potential conflicts of interest.

7. What kind of assets can I use to fund a CRT?

You can fund a CRT with cash, publicly traded securities, real estate, and even some types of closely held stock.

8. Can I change the charitable beneficiary?

Yes, you can typically reserve the right to change the charitable organization that will receive the remainder assets.

Related Tools and Internal Resources

© 2026 Your Company. All Rights Reserved. This Charitable Remainder Trust calculator is for illustrative purposes only.



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