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📊 Budget Calculator

Split your monthly take-home pay into needs, wants and savings with the 50/30/20 rule – or your own percentages.

Quick answer: The 50/30/20 rule puts 50% of take-home pay towards needs, 30% towards wants and 20% towards savings. On $5,000 a month that is $2,500.00 for needs, $1,500.00 for wants and $1,000.00 for savings.

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Budget Calculator inputs

$
After tax and deductions
Customise the split
%
%
Savings get whatever is left

Result

50/30/20 budget

$5,000.00

monthly take-home pay

Needs (50%)$2,500.00
Wants (30%)$1,500.00
Savings & debt payoff (20%)$1,000.00
How your monthly income is split
Monthly – Needs: $2,500Monthly – Wants: $1,500Monthly – Savings & debt payoff: $1,000Monthly
NeedsWantsSavings & debt payoff
CategoryShareMonthlyYearlyExamples
Needs50%$2,500.00$30,000.00Rent or mortgage, utilities, groceries, insurance, minimum debt payments, transport
Wants30%$1,500.00$18,000.00Dining out, entertainment, subscriptions, travel, hobbies, shopping
Savings & debt payoff20%$1,000.00$12,000.00Emergency fund, retirement, investing, extra debt repayments

How the 50/30/20 budget works

The 50/30/20 rule is a starting point for anyone who wants a budget without tracking every purchase. Divide your monthly take-home pay into three buckets and keep each roughly within its share.

Needs = Income × 50%  ·  Wants = Income × 30%  ·  Savings = Income × 20%

Example: a take-home income of $5,000 a month → $2,500.00 for needs, $1,500.00 for wants and $1,000.00 for savings – $12,000 saved a year.

What goes in each bucket

BucketIncludes
Needs (50%)Housing, utilities, groceries, insurance, transport to work, childcare, minimum loan payments
Wants (30%)Eating out, streaming, holidays, gym, gadgets, upgrades beyond the basics
Savings (20%)Emergency fund, retirement and investment contributions, extra debt payments

Adapting the rule

The percentages are guidelines, not laws. In high-cost cities a 60/20/20 or 70/20/10 split may be more realistic, while someone chasing early retirement might aim for 50/15/35. Use the customise option above to model any split; savings automatically receive whatever is left.

Tips for sticking to a budget

  • Automate savings on payday so the 20% leaves your account before you can spend it.
  • Build an emergency fund of three to six months of needs before investing heavily.
  • Review the split whenever your income changes – raise savings first.
  • Be honest about needs versus wants: a basic phone plan is a need, the latest handset is a want.
  • Track spending for a month first to see where your money really goes before setting targets.

If you have expensive debt such as credit cards, direct most of the savings bucket towards paying it off – clearing a 22% card is a guaranteed 22% return.

Estimates for educational purposes, not financial or tax advice.

Frequently asked questions

What is the 50/30/20 budget rule?

A simple framework popularised by Elizabeth Warren and Amelia Warren Tyagi: spend about half your after-tax income on essentials, up to 30% on lifestyle choices and put at least 20% towards savings and paying off debt.

Should I use gross or net income?

Use net (take-home) income – what actually reaches your bank account after tax, pension and other payroll deductions. If retirement contributions come out of your pay, you can count them towards the 20%.

What if my needs are more than 50%?

That is common where housing is expensive. Adjust the split under “Customise the split” – for example 60/20/20 – and look for ways to bring essentials down over time, such as refinancing or cheaper insurance.

Do debt payments count as needs or savings?

Minimum required payments are needs. Anything you pay above the minimum to clear debt faster belongs in the savings and debt payoff bucket.