Finance

50/30/20 Budget Calculator

Enter your monthly take-home (after-tax) income to see how it breaks down under the popular 50/30/20 budgeting rule — 50% needs, 30% wants, 20% savings and debt repayment.

Your income

$
Needs (50%)
Enter your income to calculate.

How the Budget (50/30/20) formula works

A simple three-way split:

Needs = Income × 0.50
Wants = Income × 0.30
Savings/debt repayment = Income × 0.20

Step-by-step calculation

  1. Multiply your monthly take-home income by 50% for your needs budget (housing, groceries, utilities, minimum debt payments).
  2. Multiply by 30% for your wants budget (dining out, entertainment, subscriptions).
  3. Multiply by 20% for savings and any extra debt repayment beyond the minimums.

Worked example

A $4,500/month take-home income: Needs = $2,250. Wants = $1,350. Savings/debt = $900.

Frequently asked questions

Is 50/30/20 the right split for everyone?

It's a popular starting framework, not a strict rule — high cost-of-living areas often push 'needs' well above 50%, while aggressive savers might flip more toward the savings category. Treat it as a baseline to adjust to your situation.

What counts as a 'need' versus a 'want'?

Needs are typically non-negotiable essentials: housing, groceries, utilities, insurance, minimum debt payments, and basic transportation. Wants cover everything more discretionary — dining out, entertainment, hobbies, non-essential subscriptions and shopping.