Table of Contents
Disposable income is the money you have left from your earnings after taxes and other mandatory deductions are taken out. In simple terms, it’s the income you have at your disposal to spend or save.
Understanding your disposable income can help you create a realistic budget and make decisions about spending and saving. Economists also track disposable income to gain insight into consumer spending and saving patterns and health of the broader economy.
Key Points
• Disposable income is the money remaining after mandatory deductions like taxes are subtracted from your gross earnings.
• It represents the funds you actually have available to pay for essential living costs and achieve your financial goals.
• This figure differs from your take-home pay because voluntary deductions are not typically included in the calculation.
• While disposable income covers all necessities, discretionary income is what remains after you pay for essential living expenses.
• Economists track these figures to gain insights into consumer spending habits and the broader health of the economy.
The Meaning of Disposable Income
Disposable income is defined as the money you have left after mandatory deductions are subtracted from your gross income. These deductions generally include federal, state, and local taxes, Social Security and Medicare contributions, and certain other deductions required by law.
For an individual, disposable income is the money you have available to cover your everyday expenses, discretionary purchases, and financial goals. It’s not necessarily the same as the amount deposited into your bank account because some deductions from your payment may be voluntary.
For example, if you earn $60,000 a year, you don’t have $60,000 available to spend. Federal and state income taxes, Social Security, and Medicare taxes will reduce your earnings. Other mandatory dedications may also apply. What remains is your disposable income. You can use it to pay for necessities such as housing, utilities, food, transportation, healthcare, and minimum debt payments. You can also use it for discretionary spending, saving, and investing.
Disposable Income vs Disposable Salary
Disposable income and disposable salary are related, but they aren’t necessarily the same thing.
Disposable income can refer to total funds from all sources, including full-time wages, freelance work, side gigs, or rental properties. In contrast, disposable salary (or earnings) generally applies specifically to payroll and wage deductions. For example, when calculating how much pay can be garnished, “disposable earnings” means the salary left over strictly after legally required deductions.
Why Disposable Income Is Important
Disposable income is important because it gives you a clearer picture of how much of your income is available after mandatory deductions. It can serve as a starting point for creating a budget and deciding how much to allocate toward essential expenses, discretionary spending, savings, and other financial goals.
For example, if you earn $5,000 per month before deductions, you won’t have the full $5,000 available for your budget. Federal and state income taxes, Social Security, Medicare, and other mandatory deductions will reduce your earnings. The amount remaining is your disposable income.
Your disposable income still needs to cover your regular living expenses, such as housing, food, transportation, and debt payments. After those essential expenses are paid, the amount left over is generally considered your discretionary income.
Disposable income also matters beyond your personal finances. Economists track disposable income because changes in how much money households have available can affect consumer spending and savings. When disposable income rises, consumers may have more money available to spend or save, while a decline can lead households to reduce spending. These trends can provide insight into broader economic conditions.
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Disposable Income vs. Discretionary Income
Disposable income and discretionary income are often used interchangeably, but they measure different things.
• Disposable income is the money you have left after taxes and other mandatory deductions.
• Discretionary income is the amount left after you pay taxes and essential living expenses.
In other words, discretionary income is a portion of your disposable income.
For example, suppose you have $4,000 in monthly disposable income and your essential expenses total $3,000. You would have $1,000 of discretionary income. That $1,000 could potentially go toward nonessential spending, additional debt payments, savings, or other financial goals.
Similarities
Both disposable and discretionary income can help you understand your financial situation after taxes.
Both can also be useful for budgeting. Knowing your disposable income gives you a starting point for your overall budget, while knowing your discretionary income can help you determine how much flexibility you have after paying essential expenses.
Differences
There are some key differences between disposable vs. discretionary income:
• What gets subtracted: Disposable income is your earnings after taxes and other mandatory deductions, while discretionary income is the amount left over after taxes, mandatory deductions, and essential living expenses.
• Flexibility: Disposable income has less flexibility, since you must use a good portion of it on necessities, whereas discretionary income is highly flexible — you choose exactly where it goes.
• Budgeting use: Disposable income helps you determine how much money is available for your overall budget. Discretionary income shows how much room you have for optional expenses or additional savings after necessities are covered.
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How to Calculate Your Disposable Income
You can calculate your disposable income in two basic steps:
1. Determine your gross income: Start with your total earnings before deductions. This may include wages, salary, self-employment income, or other applicable income sources.
2. Subtract mandatory deductions: Subtract federal, state, and local income taxes, Social Security and Medicare contributions, and other deductions that you’re legally required to pay.
Voluntary deductions generally aren’t subtracted when calculating disposable income. These may include contributions to a retirement account or premiums for certain insurance benefits.
If you have income that varies from month to month, such as freelance or side-gig income, you may need to estimate your average income. It can be helpful to use a conservative estimate so you don’t build a budget around income you may not actually receive.
If you’re self-employed, remember that you may need to set aside money for taxes rather than having them withheld from each payment. You’ll need to account for those required taxes when estimating your disposable income.
Budgeting Your Disposable Income
Calculating your disposable income is a useful first step in making a budget. Once you know how much income you have available after mandatory deductions, you can determine how much to allocate toward necessities, discretionary expenses, savings, and other financial priorities.
A budget can also help you see where your money is going and identify areas where you may want to adjust your spending.
Here are a few strategies that can help.
Tracking Spending
Knowing your disposable income tells you how much money you have available, but you also need to know how much you’re spending.
Start by reviewing your bank and credit card statements and receipts from the past few months, then categorize your spending into essential and discretionary expenses.
You can also track your spending in real time for a month. Many online banking or budgeting apps offer built-in spending-tracking tools, though you can also use a simple spreadsheet or notebook. This can reveal expenses that are easy to overlook, such as frequent coffee purchases, restaurant meals, or impulse purchases.
Once you see your spending patterns, you may find opportunities to save money. For example, you might cancel subscriptions you rarely use, cook more meals at home, shop around for better deals on certain services, or reconsider other recurring costs.
Setting Goals And Spending Targets
Tracking your income and spending can give you a starting point for setting financial goals.
Financial goals are things you want to accomplish with your money, such as paying off debt, building an emergency fund, buying a car, saving for a down payment, or preparing for retirement. Spending targets are limits you set for different spending categories to help keep your budget on track.
One popular budgeting approach is the 50/30/20 rule. It suggests allocating roughly 50% of disposable income to needs, 30% to wants, and 20% to savings and debt repayment beyond the minimum.
These percentages are guidelines rather than requirements. Your ideal budget may look different depending on your income, housing costs, debt, family situation, and financial goals. For example, if housing costs take up a large portion of your income, you may need to devote more than 50% to necessities. If you’re saving for a major short-term goal, you may temporarily reduce discretionary spending to put more money toward savings.
Recommended: 50/30/20 Budget Calculator
3 Uses for Your Disposable Income
Once you’ve calculated your disposable income, you can divide it among your various expenses and financial priorities.
Basic Living Expenses
A significant portion of your disposable income may go toward necessities, such as:
• Housing
• Utilities
• Food
• Healthcare
• Transportation
• Insurance
• Minimum debt payments
These are expenses you generally need to cover before deciding how much money is available for optional purchases or additional financial goals.
Discretionary Spending
You can also use disposable income for things you want but don’t necessarily need. Examples include:
• Dining out
• Entertainment, such as movies, concerts, and streaming services
• Nonessential clothing
• Electronics
• Travel
• Gifts
• Hobbies
Your discretionary spending is the part of your budget you may have the most flexibility to adjust when you’re trying to free up money for other priorities.
Saving and Investing
Another use for disposable income is putting money toward short- and long-term financial goals. These might include:
• Building an emergency fund
• Saving for a down payment
• Saving for a child’s education
• Setting aside money to start a business
• Saving for a car
• Preparing for retirement
• Paying down debt faster
How much you allocate to each goal will depend on your circumstances and priorities.
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The Takeaway
Disposable income is the money you have left after taxes and other mandatory deductions, including Social Security and Medicare contributions. It provides a useful starting point for creating a budget because it represents income that is available for necessities, discretionary spending, saving, and other financial goals.
Understanding the difference between disposable and discretionary income can also help you see how much of your available income goes toward essential expenses and how much flexibility you have for other priorities.
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FAQ
How is a disposable salary defined?
Disposable salary generally refers to the portion of your earnings remaining after legally required deductions, such as federal, state, and local taxes and Social Security and Medicare taxes. Voluntary deductions such as retirement contributions and health insurance premiums aren’t subtracted when calculating disposable income. As a result, disposable income may be higher than your actual take-home pay.
Is rent paid with disposable or discretionary income?
Rent is generally paid with disposable income, not discretionary income. Disposable income is what is left after taxes and mandatory deductions, which you must use to cover essential living costs like housing, utilities, and food. Discretionary income is the money remaining only after all of these essential expenses are paid. Because rent is typically considered a critical necessity, it’s deducted directly from your disposable income.
How do taxes affect my disposable income?
Taxes reduce your disposable income because they’re among the mandatory deductions taken out of your earnings. Federal, state, and local income taxes, along with Social Security and Medicare contributions, can all reduce your disposable income. For example, if you earn $5,000 per month before taxes and $1,000 goes toward taxes and other mandatory deductions, you would have $4,000 in disposable income. Your actual disposable income will depend on your income, where you live, and the mandatory deductions that apply to you.
What is a good amount of disposable income to have?
There isn’t one amount of disposable income that’s considered good for everyone. It depends on factors such as your income, household size, housing costs, debt, and financial goals. More disposable income generally gives you greater flexibility to cover necessities, handle unexpected expenses, and save. Rather than comparing your disposable income with someone else’s, it may be better consider whether it gives you enough room to cover your regular expenses while also making progress toward your financial goals.
Can I increase my disposable income?
You may be able to increase your disposable income by increasing your income or reducing your tax liability. For example, you might take on additional work, negotiate a higher salary, or develop another source of income. Depending on your circumstances, you may also be able to adjust your tax withholding or take advantage of applicable tax deductions and credits. Reducing voluntary expenses, such as insurance premiums or retirement contributions, may increase your take-home pay, but it doesn’t technically increase disposable income.
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