The 50/30/20 Budget Rule
What is the 50/30/20 rule?
The 50/30/20 rule divides your after-tax income into three buckets: 50% to needs (housing, food, utilities, minimum debt payments), 30% to wants (dining out, entertainment, hobbies, subscriptions), and 20% to savings and extra debt payments. It was popularized by Senator Elizabeth Warren in her book "All Your Worth" and remains one of the simplest frameworks for building a balanced budget.
How much should I spend on housing?
The standard guideline is to keep housing costs at no more than 30% of gross income or 28% of net (after-tax) income. In high cost-of-living cities like New York, San Francisco, or Boston, many renters spend 35–40% of income on housing. If you exceed the 30% threshold, look to compensate by reducing discretionary spending or increasing income.
How much should I save each month?
Financial advisors commonly recommend saving at least 20% of after-tax income. A practical priority order: first build an emergency fund covering 3–6 months of expenses, then capture any employer 401(k) match (free money), then pay down high-interest debt, then contribute to a Roth IRA, and finally invest additional amounts in taxable brokerage accounts. Even saving 10% consistently from an early age can lead to significant wealth through compound growth.
Frequently asked questions
What is the 50/30/20 budget rule?
The 50/30/20 rule allocates 50% of after-tax income to needs (rent, food, utilities, insurance), 30% to wants (dining, entertainment, subscriptions), and 20% to savings and debt repayment. It's a starting framework — adjust percentages for your situation.
How much of my income should go to rent?
A common guideline is to keep housing costs (rent or mortgage + utilities) at or below 30% of gross income. If you live in a high cost-of-living city, 35–40% may be unavoidable, but try to compensate by reducing other spending.
How do I build a monthly budget from scratch?
Start with your take-home (after-tax) income. List all fixed expenses (rent, car payment, insurance). Then estimate variable expenses (food, gas, entertainment) using last month's bank statement. Subtract total expenses from income — the result is your surplus (save it) or deficit (cut something).