Sizing coverage when you're self-employed or your income varies

Every coverage calculator assumes a steady salary. If you're self-employed, work on commission, or run a seasonal business, that assumption breaks — and most people end up guessing low. Here's a method that works with variable income.

Start with three years, not one

Take your net income for the last three years and average it. One strong year overstates your baseline; one weak year understates it. If your income is trending upward — which it often is for a growing business — weight the most recent year more heavily.

Use net income after business expenses, since that's what actually supported your household.

Add back what the business absorbs

This is the step most people skip. If your business pays for a vehicle, a phone, health insurance, or part of your home office, your household benefits from more than your take-home number shows. If you died, your family would have to buy those things with after-tax dollars.

Add a realistic estimate of those benefits back into your income figure before running the calculation.

Account for what disappears with you

For an employee, income stops. For an owner, it can be worse: the business itself may lose most of its value, because in many small businesses you are the business. Clients follow you. The book of business is your relationships.

So don't assume your family can simply sell the company for what it seems to be worth. If the value walks out the door with you, coverage has to fill that gap too.

Don't forget the business's own obligations

Separate from replacing household income, check whether you personally guaranteed anything:

• Business loans or lines of credit with a personal guarantee become your estate's problem.
• A commercial lease you signed personally may survive you.
• Equipment financing or an SBA loan usually requires coverage anyway.

Those amounts get added on top of household replacement, not folded into it.

A worked example

A contractor averages $95,000 net over three years. The business covers a truck and phone worth roughly $9,000 a year, so the real household figure is closer to $104,000. Two kids, ages 6 and 9, so about 14 years of support. Mortgage balance $240,000, personally guaranteed equipment loan $40,000, education $200,000.

That's ($104,000 × 14 = $1,456,000) + $240,000 + $40,000 + $200,000, minus savings — landing well north of $1.5 million. Sizing to "my salary" alone would have missed most of it.

Practical notes for irregular income

• Pay annually if cash flow is lumpy. Many carriers offer a small discount for annual payment, and it removes eleven chances to miss a monthly draft during a slow month.
• Keep the premium comfortable in a bad year, not an average one. A policy you can sustain through a downturn is worth more than a larger one you drop.
• Expect to document income. For larger coverage amounts, carriers may ask for tax returns to justify the amount financially. Having two or three years of returns ready speeds things up considerably.

The takeaway

Variable income doesn't mean unpredictable need. Average honestly over several years, add back what the business quietly provides, layer on anything you personally guaranteed, and size to the life your family actually lives.