Budget Calculator
Enter your monthly take-home income and expenses by category to see your remaining balance and savings rate. A positive balance means you have money left to save or invest; a negative balance means expenses exceed income.
How to Create a Monthly Budget
A monthly budget is a plan for how you will allocate your income across spending, saving, and debt repayment. The process has four steps:
- List your income: Add up all take-home pay (net of taxes), side income, rental income, and any other regular income sources.
- List your fixed expenses: These are the same every month — rent/mortgage, car payment, insurance, loan minimums.
- List your variable expenses: These change monthly — groceries, utilities, gas, entertainment. Use average amounts based on recent months.
- Calculate the gap: Subtract total expenses from income. A positive number is your available cash for saving or investing. A negative number means you need to cut spending or increase income.
The goal is not a zero-sum budget — it is to ensure every dollar has a purpose, whether that is spending, saving, or debt payoff.
The 50/30/20 Rule Explained
The 50/30/20 rule is one of the most popular budgeting frameworks. It divides take-home income into three broad categories:
- 50% — Needs: Essential expenses you cannot avoid — housing, utilities, groceries, minimum debt payments, health insurance, and transportation to work.
- 30% — Wants: Non-essential spending that improves quality of life — dining out, subscriptions, hobbies, travel, and entertainment.
- 20% — Savings & Debt: Emergency fund contributions, retirement savings (401k, IRA), investments, and extra debt payments beyond the minimum.
The rule is a starting framework, not a rigid prescription. In high-cost-of-living cities, housing alone may consume 40–50% of income, requiring adjustments to wants and savings allocations. The key insight is to keep needs in check so savings and wants both have breathing room.
Recommended Budget Percentages by Category
Financial planners suggest the following guidelines as a starting point. Adjust based on your income level, location, and personal goals:
| Category | Suggested Range | Notes |
|---|---|---|
| Housing | 25–35% | Rent/mortgage + utilities |
| Transportation | 10–15% | Car payment, gas, insurance, public transit |
| Food | 10–15% | Groceries + dining out |
| Health & Insurance | 5–10% | Health, life, disability insurance; medical costs |
| Entertainment | 5–10% | Subscriptions, hobbies, events, travel |
| Savings | 20%+ | Emergency fund, retirement, investments |
| Debt Repayment | 5–15% | Student loans, credit cards beyond minimums |
These are guidelines. Your actual percentages will vary based on income, family size, location, and financial goals.
Budget Calculator FAQs
What is a good savings rate?
Financial experts typically recommend saving at least 20% of your take-home pay. A 10–19% savings rate is considered acceptable, while below 10% leaves limited room for emergencies or retirement. If you can achieve 25–30%, you are building wealth meaningfully faster than most people.
How much should I spend on housing?
The standard rule is to keep housing costs (rent or mortgage + utilities) below 30% of gross income or 35–40% of take-home pay. In high-cost cities, this is often difficult — but keeping housing below 50% of take-home pay is critical to maintaining budget flexibility.
What should I do if my expenses exceed my income?
If your monthly remaining balance is negative, start by identifying discretionary expenses (entertainment, dining out, subscriptions) that can be reduced. Next, look at fixed costs — can you refinance debt, find cheaper insurance, or reduce your housing cost? If expenses consistently exceed income, increasing income through a raise, freelancing, or a second job may be necessary.
Should I budget based on gross or net income?
Budget based on net (take-home) income — the money that actually lands in your bank account after taxes and payroll deductions. Budgeting on gross income is a common mistake that leads to overspending, since you never actually have access to those pre-tax dollars.