Free · 50/30/20 · Take-home based
Budget calculator
The 50/30/20 budget split: 50% to needs, 30% to wants, 20% to savings and debt payoff. See your numbers and the long-run growth of that 20%.
2026 household spending median (BLS CES) · BLS Consumer Expenditure Survey (CES) · Table 1101
Median household: $77,280/yr · housing 33% · transport 17% · food 13%
BLS Consumer Expenditure Survey latest release shows median household expenditure at ~$77k, with housing the dominant line item at 33%. The 50/30/20 rule maps poorly onto these actual proportions — most households spend closer to 65/20/15 between needs/wants/savings.
We pre-load the BLS-median allocation instead of an idealized 50/30/20 so you can see how your real spending compares to actual U.S. household data, not aspirational advice.
The 50/30/20 rule
Take-home pay (after taxes, 401(k), and health premiums) splits three ways:
- 50% Needs: rent/mortgage, utilities, groceries, insurance, minimum debt payments, transportation
- 30% Wants: dining, entertainment, subscriptions, travel, hobbies, upgraded versions of needs
- 20% Savings + debt: emergency fund, retirement, extra debt payoff, investments
What 20% saved compounds to
| Take-home/yr | 20% saved/mo | 25 yrs (7%) | 35 yrs |
|---|---|---|---|
| $50,000 | $833 | $632k | $1.38M |
| $75,000 | $1,250 | $948k | $2.07M |
| $100,000 | $1,667 | $1.26M | $2.76M |
| $150,000 | $2,500 | $1.90M | $4.14M |
When 50/30/20 doesn't fit
- High-cost city (NYC, SF): needs often eat 60–65%. Compress wants to 15–20% and savings to 15–20%.
- Aggressive FIRE savers: flip to 50/15/35 or 40/10/50. Savings rate is the only lever that compresses years-to-FIRE.
- Heavy debt payoff phase: 50/20/30 with the extra 10% going entirely to debt above 7% APR.
Budget Calculator FAQ
What is the 50/30/20 budget rule?
Popularized by Senator Elizabeth Warren in 2005. Allocate 50% of after-tax income to needs, 30% to wants, 20% to savings + debt payoff. It's a starting framework; adjust for your housing market, income, and goals.
Should the 50/30/20 use gross or net income?
Take-home pay (net) — after federal/state tax, FICA, 401(k) contributions, health insurance premiums. If you're already maxing your 401(k), your 'savings 20%' is on top of that and you're saving more than 20% of gross.
Is 20% enough to retire?
Depends on starting age. From age 25 with 20% savings rate and 7% real returns, you retire around age 62 with portfolio = 25× expenses. Starting at 35, you'll work into your late 60s on 20%. Higher savings rates compress this dramatically.
How is 50/30/20 different from zero-based budgeting?
50/30/20 is a percentage-based framework — broad strokes. Zero-based budgeting assigns every dollar of income a job until you reach zero leftover. Use 50/30/20 for big-picture sanity check; use zero-based monthly if you need tight discipline.
What counts as 'needs' vs 'wants'?
Needs = you genuinely cannot live without it: shelter, basic food, utilities, minimum debt, work transport, health insurance. Wants = upgraded or optional: dining out, streaming, gym, second car, vacation. A $2,000 rent is need; the $400 above what you could rent for is want.
Can I budget without tracking every expense?
Yes — use the 'pay yourself first' method. Automate 20% to savings/investments the day your paycheck hits. The remaining 80% in checking is your spending budget; you don't have to categorize it. Hard cap = stops 'spending all the money' problems.
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