A home loan is most people's biggest debt — and the interest on it is front-loaded, so prepaying early is one of the highest-return, lowest-risk moves you can make. Here's how it works in India.
On a typical 20-year home loan, the first years' EMIs are mostly interest, not principal. That's why a prepayment made in year 2 saves far more than the same amount in year 15 — you're wiping out interest that hasn't been charged yet. Even modest, regular part-payments can cut years off the loan and lakhs off the total interest.
When you make a part-payment, most lenders ask whether to keep the EMI the same and shorten the tenure, or keep the tenure and lower the EMI. For maximum interest savings, choose reduce the tenure: you keep paying the same EMI, but finish sooner, so far less interest accrues. Lowering the EMI feels nicer month-to-month but saves much less overall.
Under Section 24(b), you can deduct up to ₹2 lakh a year of home-loan interest on a self-occupied property (and principal repayment counts toward the ₹1.5 lakh Section 80C limit). Prepaying reduces the interest you pay, which can trim that deduction.
But do the math before letting the tax tail wag the dog: the interest you save (at, say, 8.5%) almost always outweighs the deduction you forgo (interest × your tax slab). The tax break lowers your effective loan rate — for someone in the 30%+ bracket with interest inside the ₹2 lakh cap, an 8.5% loan behaves more like ~6% after tax — which mainly matters for the prepay-vs-invest decision below, not for whether prepaying is worthwhile at all.
Once you've cleared any expensive debt (credit cards, personal loans) and hold a solid emergency fund, compare your home loan's effective after-tax rate to the return you could realistically earn:
Unowe lets you enter your home loan (and any other debts), then shows how a given monthly or one-time prepayment shortens your tenure and cuts total interest — and whether directing that money at the loan or into investments leaves you better off. It's free, and your figures stay encrypted on your own device.
See what prepaying saves me →Educational content only — not investment or tax advice. Verify charges and tax rules with your lender and a qualified adviser; rules change.