Budget Calculator (50/30/20 Rule)

Plan your budget using the 50/30/20 rule. Split income into needs, wants, and savings.

By Konstantin Iakovlev · Updated April 2026 · Source: BLS

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Budget Method

Needs (50%)

$2,500.00

Wants (30%)

$1,500.00

Savings (20%)

$1,000.00

Needs — $2,500.00

  • - Housing
  • - Groceries
  • - Utilities
  • - Transportation
  • - Insurance
  • - Minimum loan payments

Wants — $1,500.00

  • - Dining out
  • - Entertainment
  • - Shopping
  • - Subscriptions
  • - Hobbies
  • - Travel

Savings — $1,000.00

  • - Emergency fund
  • - Retirement (401k/IRA)
  • - Investments
  • - Extra debt payments
  • - Savings goals

Your Budget vs US Average

Needs — Your Budget50%
Needs — US Average55%
Wants — Your Budget30%
Wants — US Average30%
Savings — Your Budget20%
Savings — US Average15%

Use the Budget Calculator (50/30/20 Rule) above to calculate your results. Enter your values and see instant results — all calculations run in your browser.

Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.

How It Works

Steady finances start with a plan for where each dollar goes. The 50/30/20 framework keeps that plan simple by sorting your income into three buckets: Needs, Wants, and Savings. This tool applies that split to your paycheck automatically, so you can see the targets at a glance. With average inflation projected around 2.5% in 2026 and costs climbing across many categories, a clear allocation does more work than ever to keep your spending in line.

Under the rule, 50% of your after-tax income goes to 'Needs,' 30% to 'Wants,' and 20% to 'Savings & Debt Repayment.' Feed in your total monthly net income—what lands after taxes, 401k contributions, and the like—and the calculator runs the three percentages for you: Needs = Net Income * 0.50, Wants = Net Income * 0.30, and Savings = Net Income * 0.20.

Think of these ratios as a sensible default, not a rule you must obey to the penny. The slip-up to watch for is letting categories bleed together, like filing restaurant meals as a 'need' alongside rent, which quietly inflates the essentials column. Debt repayment belongs in the 'savings' bucket too—your mortgage counts as a need, but paying down other balances is itself a form of building wealth.

Example: Sarah's Monthly Budget in 2026

  1. 1 Step 1: Input Sarah's monthly net income after taxes, which is $4,000.
  2. 2 Step 2: The calculator applies the 50/30/20 rule. Needs = $4,000 * 0.50 = $2,000. Wants = $4,000 * 0.30 = $1,200. Savings & Debt Repayment = $4,000 * 0.20 = $800.
  3. 3 Step 3: Sarah's budget breakdown is: $2,000 for Needs, $1,200 for Wants, and $800 for Savings & Debt Repayment.
  4. 4 Step 4: This means Sarah has $2,000 to cover essentials like rent, groceries, and utilities. She has $1,200 for discretionary spending such as entertainment and hobbies. The $800 is allocated to building her emergency fund, investing, or paying down student loans, ensuring her financial future is secure.

Source: BLS · Last updated: April 2026

Frequently Asked Questions

What is the 50/30/20 budget rule?
The 50/30/20 rule allocates 50% of after-tax income to needs (housing, food, insurance), 30% to wants (dining out, entertainment, shopping), and 20% to savings and debt repayment. It is a simple starting framework, not a rigid rule.
How much should I spend on housing?
The general guideline is no more than 28-30% of gross income on housing (mortgage/rent, insurance, taxes). In high-cost cities, many spend 35-40%, but this leaves less room for savings and other goals.
How much should I save per month?
Aim for at least 20% of gross income, including employer 401(k) match. If you are behind on retirement savings or have high-interest debt, try to push to 25-30%. Even 10% is a good start if 20% is not yet possible.