How to Budget on Irregular Income (Step by Step)

When your pay changes from month to month, a normal budget can feel impossible. Freelancers, gig workers, salespeople on commission, seasonal workers, and small business owners all know the feeling: one month is great, the next is thin, and the bills stay the same either way.

The good news is that you can budget on irregular income. You just build the plan around what you need instead of what you hope to earn. This guide walks through a simple step by step method with an example.

Step 1: Find your baseline

Your baseline is what you need each month to cover the essentials: housing, utilities, groceries, transportation, insurance, phone, and minimum debt payments. It is the floor your budget is built on.

Look at your last few months of spending and add up only the must pay costs. That total is your baseline. If you want help sorting your spending into needs, wants, and savings, the Savenello budget calculator can split a monthly amount using the 50/30/20 rule.

Step 2: Look at your income history

Next, list what you actually earned each month over the last 12 months, after taxes and work costs. Find three numbers:

• Your average month. Total income divided by 12.
• Your lowest typical month. Your slowest month, not counting a rare disaster.
• Your baseline. From step 1.

If your lowest typical month covers your baseline, you are in good shape. If not, you know exactly how big the gap is, and your buffer (step 4) will help cover it.

Step 3: Pay yourself a steady amount

This is the heart of budgeting on irregular income. Instead of spending money as it arrives, send all of your income to one holding account, like a separate savings account. Then each month, move a set amount from that account into your everyday checking. That amount is your "paycheck."

Set your paycheck at your baseline, or close to it. In good months, the extra stays in the holding account. In slow months, the holding account tops you up. Your spending stays steady even when your income is not.

Step 4: Build a buffer

The money that builds up in your holding account is your buffer. It is what lets you pay yourself in a slow month.

Start with a goal of one month of baseline costs. Over time, many people aim for two or three months. Once your buffer reaches your goal, extra money from good months can go to other goals.

Step 5: Give good months a plan

When a big month comes in, decide in advance where the extra goes. A simple order:

1. Refill your buffer.

2. Fund your yearly and irregular costs.

3. Pay down debt.

4. Save for goals, then enjoy some of it guilt free.

If no taxes are taken out of your pay, talk with a tax professional about how much to set aside, and keep that money separate so you do not spend it.

A worked example (with made-up numbers)

Here is an example with round, made-up numbers to show how this works. Your own numbers will be different.

A freelance designer earned these amounts over the last 12 months, after taxes and work costs: $4,200, $3,100, $5,600, $2,800, $4,900, $3,600, $6,100, $2,900, $3,800, $5,200, $3,300, and $4,500.

• Total for the year: $50,000
• Average month: about $4,167
• Lowest month: $2,800
• Highest month: $6,100

Their baseline (rent, utilities, groceries, car, insurance, phone, and minimum payments) is $3,000 a month. So they pay themselves $3,000 from their holding account each month.

• In a $5,600 month, $2,600 more comes in than they pay themselves. It stays in the holding account to build the buffer.
• In a $2,800 month, they are $200 short. The buffer covers it, and their spending does not change.

Their buffer goal is two months of baseline, or $6,000. Once they hit it, extra money from good months goes to their yearly bills and savings goals.

Notice that budgeting on the $4,167 average would feel fine in good months but leave them short often. Budgeting on the $3,000 baseline keeps their spending steady all year.

Plan for costs that come and go

Uneven income is easier to manage when your expenses are predictable. Car repairs, gifts, and annual bills can knock a tight month sideways. Set aside a little each month for them, the same way you would for any bill.

See also: How to budget for irregular expenses, which covers costs with uneven timing, and our guide to sinking funds for beginners.

Check in each time you get paid

With irregular income, a quick check in each time money arrives helps more than a monthly review. Ask yourself:

• Is next month's paycheck covered?
• How full is my buffer?
• Where should anything extra go?

Over time, you will also notice your patterns, like which seasons are busy and which are slow.

Savenello shows where your money goes each month so you can plan around uneven pay. Connect your bank securely with Plaid.

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Example figures are for illustration only.