Estimate Your Oil & Gas Investment Cashflow and Tax Benefits

Direct oil and gas investments work differently from stocks or funds. Two things drive your actual return: the monthly cash distributions your working interest produces, and the sizable first-year tax deductions available on intangible drilling costs (IDC).

Use the calculator below to model both. Set your investment amount, your federal bracket and state tax rate, and how long you plan to hold. You’ll see your estimated first-year tax savings, your net after-tax cost, projected monthly income, a year-by-year projection that accounts for natural production decline, your breakeven point, and total ROI.

Adjust the sliders to see how each assumption changes the outcome. Every figure updates instantly — and because the projection applies a 20% annual production decline after year one, the numbers reflect how real wells actually perform rather than a flat return.

These projections are illustrative. Actual results vary with well performance, commodity prices, operating costs, and your individual tax situation — review any figures with your CPA before investing.