50/30/20 Budget Calculator

Free · no sign-up · reviewed September 2026

The 50/30/20 rule is the easiest budget there is: split your take-home pay into 50% needs, 30% wants, and 20% savings. No spreadsheets, no tracking every coffee. This calculator does the split for you so you know your targets in seconds.

Enter your monthly take-home pay and you'll see exactly what each slice looks like in dollars. Use it as guardrails, not handcuffs. The point is to keep the three big buckets roughly in balance.

Drag to adjust

Your numbers

Monthly take-home pay

Your income after taxes

Your monthly plan

$4,500

$2,250 needs · $1,350 wants · $900 savings

💡 On $4,500 a month, the 50/30/20 rule points you toward $2,250 for needs, $1,350 for wants, and $900 for savings and extra debt payments. It's a starting framework, not a straitjacket, but it keeps the big three in balance without tracking every latte.

$2,250

Needs (50%)

rent, food, bills

$1,350

Wants (30%)

fun, dining, extras

$900

Savings (20%)

save + extra debt

Needs$2,250
Wants$1,350
Savings & debt$900

Needs (50%): $2,250
Wants (30%): $1,350
Savings & extra debt (20%): $900
Yearly savings at this pace: $10,800

Budget Calculator · Far Better Off

https://farbetteroff.com/calculators/budget-calculator

Open that link to get this calculator back with these exact numbers. Estimates for education only — Far Better Off is not a lender or a financial advisor, and these results are not financial advice.

The 2-minute guide

What counts as a need vs a want

Needs are the things you truly can't skip: rent or mortgage, groceries, utilities, insurance, minimum debt payments and transportation to work. Wants are everything that makes life nicer but isn't essential: dining out, streaming, hobbies, travel and upgrades. When money's tight, needs get funded first.

The 20% is where wealth happens

The savings slice is the one that quietly builds your future: an emergency fund first, then retirement accounts, then other goals and extra payments on high-interest debt. Automate it on payday so it leaves before you can spend it. Even hitting 10% at first, then working up to 20%, beats waiting for the 'perfect' time.

Adjust the ratios to your life

In a high-rent city, needs might eat more than 50%, which just means trimming wants or boosting income. If you're debt-free and driven, you might push savings well past 20%. The rule is a sane default, not a law. What matters is having a plan and paying yourself first.

Frequently asked questions

What is the 50/30/20 budget rule?

It's a simple way to split your after-tax income: 50% toward needs (housing, food, bills, minimum debt payments), 30% toward wants (fun and lifestyle), and 20% toward savings and extra debt payments. It keeps budgeting simple while making sure you actually save.

Is the 50/30/20 rule realistic?

For many people, yes, though it flexes with where you live and what you earn. If housing pushes your needs above 50%, treat the rule as a target to work toward by trimming wants or increasing income. The exact percentages matter less than having a plan and saving consistently.

Should I use take-home or gross income?

Use your take-home pay, the amount that actually lands in your account after taxes and payroll deductions. That's the money you're deciding how to spend, so it's the right base for the 50/30/20 split.

What should the 20% savings go toward first?

A good order is: build a small starter emergency fund, capture any employer retirement match, pay off high-interest debt like credit cards, then grow your emergency fund to 3–6 months and invest for the long term. The calculator shows the dollar amount; these priorities show where it should go.

Related calculators

Take-Home Paycheck Calculator Emergency Fund Calculator Savings Goal Calculator

Related guides

How to start investing →

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