What is the Home Sale CAGR Calculator?
Selling a home you've lived in or rented out for years and want to know your real return? "I bought it for X, sold it for Y" tells you almost nothing on its own — a ₹40 lakh gain over 5 years is a spectacular return, while the identical ₹40 lakh gain over 20 years barely beats inflation. This calculator converts your actual outcome into a CAGR — the constant annual growth rate your home delivered — the same metric SEBI requires mutual funds to disclose, so you can put your property return on the same footing as your other investments.
It also nets out the transaction costs that a simple "sale price minus purchase price" calculation ignores: the stamp duty, registration, and brokerage you paid to buy the home, and the brokerage you paid to sell it. For a home, these commonly total 7-10% of the transaction value across the full buy-sell cycle — enough to move your computed CAGR by a percentage point or more, especially over shorter holding periods.
Real estate is the largest single asset most Indian households own, and it's also the one most commonly over- or under-estimated in casual conversation ("my flat has 3x'd!"). A precise, cost-adjusted CAGR turns that anecdote into a number you can actually compare against your EPF, your SIPs, or the decision to have rented instead.
How does it work?
The calculator computes your true cost — purchase price plus stamp duty, registration, and brokerage paid at purchase — and your true proceeds — sale price minus brokerage and other selling costs. CAGR is then CAGR = (net proceeds / total cost)^(1/years) − 1, over the actual years you held the property (decimals accepted, e.g. 6.5 years).
For a home specifically, three things are easy to get wrong. First, purchase costs: stamp duty (state-specific, commonly 5-7%) plus registration (around 1%) plus brokerage (1-2%) add up fast, and skipping them overstates your return. Second, this calculator measures only price appreciation — it does not add back any rent you earned if the home was let out, and it does not subtract the home loan interest you paid if you financed the purchase; both are real cash flows that belong in a fuller analysis (see the Rent vs Buy Calculator for that comparison), but keeping them out here keeps this number a clean, comparable "did the property itself appreciate well" figure. Third, it excludes capital gains tax on the sale, since the applicable rate depends on your specific purchase date and current rules.
Under current rules, long-term capital gains (property held over 24 months) sold on or after 23 July 2024 are taxed at 12.5% with no indexation, with a conditional option of 20% with indexation for property acquired before that date in some cases — check with a CA, since this affects your actual take-home return materially and the rules can change in future budgets.
Worked example
Consider Anita, who bought a 2BHK flat in Pune in 2018 for ₹60,00,000, paying ₹4,20,000 in stamp duty, registration, and brokerage — a total cost of ₹64,20,000. She sold it in 2024, six years later, for ₹90,00,000, paying ₹1,80,000 in brokerage — net proceeds of ₹88,20,000.
A naive read says she made a ₹30 lakh profit, a 50% gain. This calculator instead computes CAGR = (88,20,000 / 64,20,000)^(1/6) − 1 ≈ 5.5% per annum. That's a materially different picture from "50% up" — it's a return that roughly tracked or lagged inflation over those six years, before Anita even accounts for the LTCG tax due on the sale, or weighs it against what a Nifty 50 index SIP delivered over the same window.
When to use this calculator
- 1Deciding whether to sell a second home or an inherited property: an annualised, cost-adjusted return is the right number to weigh against keeping it, renting it out, or redeploying the proceeds elsewhere.
- 2Reviewing your own real estate decision in hindsight as part of an annual portfolio check — comparing your home's CAGR against your EPF, PPF, and mutual fund CAGRs over the same period gives you an honest read on how the decision actually performed.
- 3Sanity-checking a "property always beats the market" claim from a relative or an agent by converting their example into a CAGR and comparing it against an index fund over the identical years.
- 4Working out a fair asking price with a co-owner or family member by anchoring the conversation to a target annual return rather than a round absolute number.
- 5Comparing two properties you're considering selling, when the purchase prices, holding periods, and costs differ enough that a simple rupee-gain comparison would be misleading.
Common mistakes to avoid
- ✕Skipping purchase and selling costs: stamp duty, registration, and brokerage on both legs are real money out of pocket, and leaving them out inflates the computed return, sometimes by several percentage points on a shorter holding period.
- ✕Confusing a large absolute gain with a good return: a flat that "doubled" in 15 years is only about a 4.7% CAGR — modest once you remember it also came with maintenance costs, property tax, and zero liquidity for a decade and a half.
- ✕Forgetting rental income when it applies: if the home was let out during the holding period, its full return includes the rent collected, not just the resale price appreciation — this calculator intentionally measures price appreciation only, so add rental yield separately for the complete picture.
- ✕Ignoring home loan interest paid: if you financed the purchase, the interest paid over the years is a real cost of ownership not captured here — for a full buy-vs-rent-and-invest comparison including EMI and rent, use the Rent vs Buy Calculator alongside this one.
- ✕Treating the pre-tax CAGR as the final answer: capital gains tax (12.5% without indexation for most sales after 23 July 2024, subject to conditions and your purchase date) reduces your actual take-home return — confirm the applicable treatment with a CA before making a decision based on this number.
Frequently asked questions
- Does this calculator include the rent I earned while I owned the home?
- No — it measures price appreciation only (sale price vs. purchase price, net of transaction costs). If the property was rented out, your true total return is higher than the CAGR shown here; add the rental income separately, or use it alongside the Rent vs Buy Calculator for a fuller comparison.
- Should I subtract my home loan interest before entering the purchase price?
- No — enter the actual price you paid for the home. Home loan interest is a financing cost, not a purchase cost, and mixing it into "purchase price" would understate your true cost basis. If you want to see the full economics including EMI and interest, use the Rent vs Buy Calculator instead.
- What should I include under "registration, stamp duty & brokerage"?
- Stamp duty and registration charges paid to the state at the time of purchase, plus any brokerage or agent commission on the buy side. If you also paid for significant renovations or improvements before selling, folding a reasonable estimate of that spend in here (or averaging it in) will give a more accurate, if slightly conservative, CAGR.
- Why does a "50% profit" only translate to a 5-6% CAGR?
- Because that 50% was earned over several years, not all at once. CAGR spreads the total gain evenly across the holding period to give you the constant annual rate — over 6 years, a 50% total gain works out to roughly 7% per year before costs, and less once purchase and selling costs are netted out, as this example shows.
- How does home CAGR typically compare to renting and investing the difference instead?
- It depends heavily on the city, the specific property, and the rent-to-price ratio at the time. In many major Indian cities, rental yields are low (2-3%) relative to home prices, which means a homeowner's total return leans heavily on price appreciation — exactly the number this calculator isolates. Comparing it against equity CAGR over the same window, alongside the Rent vs Buy Calculator, gives the fullest picture.