Can I afford a ₹30.0 L house on ₹5.0 L a month?
Yes, comfortably.
- EMIs stay at 4% of take-home, inside the ~40% comfort line.
The numbers
| Down payment20% upfront | ₹6.0 L |
| Monthly EMI4% of take-home · 20 years at 9% | ₹20,828 |
| Interest to the bankOver the full tenure | ₹26.0 L |
| Running costsUpkeep, insurance, dues | ₹2,500/mo |
| Emergency buffer afterDown from 6.0 mo | 3.0 mo |
| Cost by age 60Net worth you give up | ₹4.19 Cr |
At ₹5.0 L a month you would end up with ₹146.81 Cr by 60 with this house, against ₹150.99 Cr without it.
Every rule this decision passes
- Total debt load
EMIs stay at 4% of take-home, inside the ~40% comfort line.
The 36% debt rule (Elizabeth Warren, All Your Worth), converted to Indian lenders' FOIR on net income
- The 28% housing rule
Housing costs 5% of take-home, inside the rule.
The 28/36 mortgage underwriting rule, standard since the 1980s
- Room for error
Survives a 2% rate rise — EMIs would reach 5%, still manageable.
Morgan Housel, The Psychology of Money — plan so the plan survives being wrong
- The 5% rule
Owning burns ₹10,000/month unrecoverably, below ₹35,000 rent. Buying wins on cost.
Ben Felix's rent-vs-buy framing of unrecoverable cost of ownership
- RBI loan-to-value cap
20% down clears the 10% minimum for a home at this price.
RBI norms: lenders may fund at most 90% up to ₹30L, 80% to ₹75L, 75% above
- Three to six months of buffer
Buffer holds at 3.0 months — inside the three-to-six band.
Bogleheads and Dave Ramsey's Baby Steps 1 and 3
- The 50/30/20 savings floor
You'd still save 50% of take-home, above the 20% floor.
Elizabeth Warren, All Your Worth
Your numbers are not these numbers
This page assumes a great deal about your expenses, savings and existing loans. Enter your own and get the answer for your actual situation.
Run your own numbersWhat this page assumed
You told us one number. Everything else had to be assumed, so here is exactly what was taken for granted:
- Monthly expenses set to 45% of take-home
- Six months of expenses held as an emergency buffer
- One year of take-home already invested
- No existing loan EMIs, and age 32