Build a financial future that lasts for generations.
Fortify Foundation exists to help Christian schools create lasting financial stability through endowment funds. This calculator is designed to help you see what's possible.
By entering a few key numbers, you can explore how today's giving can grow into a reliable, long-term funding source for your school.
An endowment allows you to move beyond the uncertainty of tuition and annual fundraising by creating consistent support for:
- Student scholarships
- Faculty salaries
- Operational needs
- Long-term campus investment
Adjust the inputs below to see how your endowment could grow and what it could fund.
Your endowment can fund real financial priorities for your school. Which would you like to fund?
General Growth
Explore how your endowment grows over time
Operating Budget
Offset a portion of annual operating expenses
Faculty Salaries
Permanently endow a key staff position
Scholarships
Fund student awards year after year
Model the effect of taking annual distributions from your endowment
Fortify Foundation's actual historical return9.59%
Distribution rate4% annually
A typical spendable balance is between 3-5% based on fund history and sustained returns.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Fortify Foundation's actual historical return9.59%
Distribution rate4% annually
A typical spendable balance is between 3-5% based on fund history and sustained returns.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Full position, or a supplement for a specialized role
Fortify Foundation's actual historical return9.59%
Distribution rate4% annually
A typical spendable balance is between 3-5% based on fund history and sustained returns.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Your Goal
Your Contribution
Fortify Foundation's actual historical return9.59%
Distribution rate4% annually
A typical spendable balance is between 3-5% based on fund history and sustained returns.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025 but we still recommend using 8% returns as a responsible baseline and a 4% spendable for planning purposes.
Adjust the inputs to see your results.
Endowment growth over time
Contributions
Growth
Goal
Fortify Foundation helps Christian schools build endowments that fund their mission for generations. Let's talk about your school's path forward.
Schedule a free consultation
This calculator is provided for illustrative purposes only and does not guarantee future results. Projections are based on assumed average annual returns of 8%, estimated administrative fees of 0.5–1%, and a distribution rate of up to 4%. Actual investment performance will vary. Historical market performance, including the S&P 500, is used as a general reference point but does not predict future outcomes. Fortify Foundation's endowment returns have averaged 9.59% as of 12/31/2025.