- Spending ₹60,000 a month today becomes about ₹1.44 lakh a month by 45 at 6% inflation. To fund that until 90 you need about ₹5.3 crore.
- That is roughly 30 times your first year’s spending in retirement, a cautious multiple for India’s higher inflation.
- Your spending moves the number most: ₹40,000 a month needs ₹3.5 crore, ₹1 lakh needs ₹8.8 crore.
- Saving more also moves your date: in our example, ₹80,000 a month instead of ₹50,000 brings retirement forward from 48 to 44.
FIRE stands for Financial Independence, Retire Early. It doesn’t have to mean never working again. For most people it means reaching a point where work becomes a choice: you could take a break, switch careers, start something, or simply stop. The number that makes that possible is your FIRE number.
Step 1: what will you spend, in future rupees?
Start with what your household spends today, then let inflation work on it until the year you want to stop. If you spend ₹60,000 a month at 30 and want to retire at 45, then at 6% inflation:
This is the step most rough calculations skip, and it is why “₹2 crore is enough” is often wrong. Your retirement starts with a spending level of about ₹17.3 lakh a year, and that keeps rising every year after.
Step 2: how big a pot pays that until 90?
Your money has to pay out a rising income for 45 years, while the rest stays invested. The calculator works this out year by year, with an assumed 8% return after you retire. For our example, it comes to:
To retire at 45 instead of 48, the monthly saving would need to be about ₹67,110 rather than ₹50,000.
Open this example →₹5.3 crore is about 30 times the first year’s spending of ₹17.3 lakh, which works out to a starting withdrawal of about 3.3% a year. You may have heard of the “4% rule”. It comes from US data and a 30-year retirement. Indian inflation has been higher, and early retirement is longer, so a lower rate such as 3–3.5% is the safer starting point.
The lever that matters most: your spending
Everything in the FIRE number scales with spending. Here is the same person with three lifestyles:
| Monthly spending today | FIRE number at 45 | Earliest retirement |
|---|---|---|
| ₹40,000 | ₹3.53 Cr | 44 |
| ₹60,000 | ₹5.30 Cr | 48 |
| ₹1,00,000 | ₹8.83 Cr | 54 |
Spending works twice. Each rupee you don’t spend is a rupee you can invest, and it is also a rupee you won’t need to fund for 45 years. That is why FIRE communities talk about spending more than returns.
The calculator also shows lean FIRE (about 70% of today’s spending: ₹3.71 crore, possible at 44) and fat FIRE (150%: ₹7.95 crore, at 53) for your numbers.
Try ₹40,000 a month →The second lever: how much you save, and for how long
- Save more: ₹80,000 a month instead of ₹50,000 brings the earliest retirement from 48 to 44.
- Retire a little later: aiming for 50 instead of 45 raises the FIRE number to ₹6.60 crore, but the savings needed fall to about ₹37,400 a month, because you have five more years of saving and growth.
- Coast FIRE: if you had about ₹1.11 crore invested today, it could grow to the ₹5.30 crore you need at 45 with no more saving, as long as you cover your living costs until then.
The risks a calculator can’t smooth out
- Inflation: at 7% instead of 6%, the FIRE number in our example jumps from ₹5.30 crore to ₹7.34 crore, and the earliest age moves from 48 to 52. Test a higher number.
- Healthcare: medical costs often rise faster than general prices and peak late in life. Buy health insurance before you retire and add a buffer to your spending.
- Returns aren’t straight lines: a market fall in your first few years of retirement hurts most. Many early retirees keep a few years of spending in safer assets.
- Tax: the calculator treats returns as after tax. If you expect tax on gains or interest, use slightly lower returns.
- Children and parents: school fees, college and parents’ care are large, often lumpy costs. Add them to spending, or plan them separately in the life simulator.
Your FIRE number in five minutes
- Add up what your household spends in a typical month, including rent or EMI if it continues after retirement.
- Open the FIRE calculator and enter your age, that spending and the age you’d like to stop.
- Add what you have invested today (EPF, PPF, NPS, mutual funds) and what you invest each month.
- Read the earliest age you could retire, then try a lower spending figure and a higher saving figure to see which helps more.
- Test 7% inflation and a lower return, to see how much margin you have.
Frequently asked questions
How much money is enough to retire early in India?
It depends on your spending. In our example, a household spending ₹60,000 a month today needs about ₹5.3 crore to retire at 45 and fund spending to 90. At ₹40,000 a month it is about ₹3.5 crore; at ₹1 lakh, about ₹8.8 crore.
What is a FIRE number?
The amount you need invested at retirement to pay your spending, rising with inflation, for the rest of your life. It is often expressed as a multiple of a year’s spending; 25 to 33 times is common, with the higher end safer in India.
Does the 4% rule work in India?
It comes from US data and a 30-year retirement. With higher inflation in India and longer early retirements, many planners use 3–3.5% instead.
Should I include my house in my FIRE number?
Only if you plan to sell it or earn rent from it. A home you live in doesn’t pay your bills, though owning it removes rent from your spending.
When could you stop working?
Enter your spending, savings and investments, and see your FIRE number and earliest age.
Find my FIRE number →Projections under assumed returns (11% before retirement, 8% after) and 6% inflation, treated as after tax. Returns are not guaranteed and this is not investment advice. Healthcare inflation is not modelled separately.