Waterfall Distribution Calculator

Background.

Waterfall Distribution Calculator is a checking tool for people trying to allocate available cash through one priority tier and then split the residual. A distribution waterfall is an ordered set of contractual tiers, so cash cannot reach the residual split until the priority amount is satisfied. That definition leads directly to the displayed relationship: “priority is paid first; the residual is split by the entered share.”

The editable entries are amount available for allocation, priority amount, secondary participant share. Use values from the document or measurement that governs this waterfall distribution question; the defaults are only the worked fixture below. The main trap is specific to waterfall distribution: multi-tier hurdles, IRR lookbacks, catch-ups, clawbacks and capital-account rules are outside this two-tier model.

Fannie Mae Selling Guide B3-3.1-08, Rental Income; documented gross and net rental-income treatment documents the convention or governing rule used here. The waterfall distribution output is a transparent scenario under those facts: it does not manufacture an unentered market price, professional determination, carrier quote, legal eligibility finding or locally adopted code value.

What is waterfall distribution calculator?

Waterfall Distribution is the relationship behind this decision: a distribution waterfall is an ordered set of contractual tiers, so cash cannot reach the residual split until the priority amount is satisfied. On this page it means priority is paid first; the residual is split by the entered share. Multi-tier hurdles, IRR lookbacks, catch-ups, clawbacks and capital-account rules are outside this two-tier model; that is the line between the reported quantity and a broader real estate analysis.

How to use this calculator.

1. 01Confirm that “priority is paid first; the residual is split by the entered share” matches the waterfall distribution convention you need.
2. 02Replace the fixture values for amount available for allocation, priority amount, secondary participant share with dated values from the governing record.
3. 03Keep all currencies, measurement units and time periods on the same basis before calculating.
4. 04Read primary allocation together with this boundary: Multi-tier hurdles, IRR lookbacks, catch-ups, clawbacks and capital-account rules are outside this two-tier model.

The formula.

The calculation uses priority is paid first; the residual is split by the entered share. In this waterfall distribution model, the entered terms are amount available for allocation, priority amount, secondary participant share. A distribution waterfall is an ordered set of contractual tiers, so cash cannot reach the residual split until the priority amount is satisfied, which is why the relationship is presented under this name rather than as a universal alternative. Multi-tier hurdles, IRR lookbacks, catch-ups, clawbacks and capital-account rules are outside this two-tier model. Calculations keep full decimal precision through the relationship and round only the returned display values.

A worked example.

Frequently asked questions.

References& sources.

1. [1]Fannie Mae Selling Guide B3-3.1-08, Rental Income; documented gross and net rental-income treatment. Retrieved 2026-08-07. access: open unless marked otherwise.
2. [2]Freddie Mac, Modeling Multifamily Potential Rental Income; current rent roll, concessions and vacancy treatment. Retrieved 2026-08-07. access: open unless marked otherwise.
3. [3]U.S. Securities and Exchange Commission. Investor.gov glossary: Preferred stock. Retrieved 2026-08-07. independence: primary; access: open.