We Analyzed 30,000 Registered Transactions in Bengaluru. Here Is What Builders Are Not Telling You About Prices.

1The Data Behind This Analysis

Between January 2022 and March 2025, we collected and analyzed 30,000+ property sale registrations from the Karnataka Sub-Registrar office via the Kaveri Online Services portal. Every transaction in this dataset is a government-registered sale deed where the buyer and seller appeared before a Sub-Registrar, paid stamp duty, and declared the actual consideration amount.

This is not a survey. This is not an opinion poll. This is not data from a listings portal where anyone can type any number they want. These are legally binding documents filed with the government of Karnataka.

The dataset covers six major residential corridors in Bengaluru: Whitefield, Sarjapur Road, Koramangala, Hebbal, Electronic City, and Marathahalli. Together, these localities account for a significant share of all residential transactions in the city. We filtered for apartment sales only (excluding plots, villas, and commercial properties) to keep the comparison clean.

2The Asking Price Gap: What Builders Quote vs. What Buyers Pay

This is the finding that should matter most to every homebuyer in Bengaluru. Across all six localities we analyzed, the gap between builder asking prices (sourced from listing portals and builder brochures) and the actual registered sale price ranged from 12% to 22%. That is not a rounding error. On a ₹1 crore flat, that is ₹12 to ₹22 lakhs of difference.

Here is how the gap breaks down by locality:

Koramangala shows the widest gap at 18.4%, followed by Hebbal at 17.8%. Electronic City has the narrowest gap at 11.9%, likely because it is a more price-sensitive market where buyers are less willing to pay a premium over fundamentals.

3Where Prices Are Actually Highest: Locality Rankings

When you rank Bengaluru localities by median registered price per square foot, the order holds few surprises. But the actual numbers are instructive, especially the range within each locality.

Koramangala leads at ₹14,200/sqft median, nearly three times the Electronic City median of ₹5,200/sqft. But the more important number is the range. In Koramangala, prices swing from ₹12,000 to ₹18,000/sqft depending on the society, the floor, and the age of the building. That is a ₹6,000/sqft spread within the same locality. Two apartments in the same pincode can differ by ₹30 to ₹50 lakhs in total price.

Whitefield has the highest transaction volume at 8,460 registered sales, which makes sense given its status as Bengaluru's largest residential corridor for IT professionals. For a deeper look at Whitefield specifically, see our Whitefield Property Prices guide.

4The 2BHK vs 3BHK Premium: Smaller Units Cost More Per Square Foot

One pattern that consistently shows up across every locality: 2BHK apartments command a higher price per square foot than 3BHK apartments in the same society. This seems counterintuitive, but the data is clear. Across our dataset, 2BHK units sell for 7% to 10% more per square foot than 3BHK units.

Why does this happen? Three reasons. First, 2BHK units have higher demand from both end-users and investors, which pushes per-sqft pricing up. Second, builders price 2BHK units at a slight premium because smaller ticket sizes attract more buyers. Third, common area loading (the difference between carpet area and super built-up area) tends to be proportionally higher in smaller units, which inflates the effective per-sqft cost.

The practical takeaway: if you are comparing a 2BHK and a 3BHK in the same society, do not assume the 3BHK is proportionally more expensive. On a per-sqft basis, it is usually cheaper. The total outlay is higher, but you get more usable space per rupee.

5What Builders Do Not Tell You: Hidden Price Patterns

Beyond the headline numbers, the transaction data reveals several patterns that builders and brokers rarely discuss with buyers. These are not secrets exactly, but they are details that tend to get buried in the sales pitch.

6Seasonal Patterns in Registration Data

Property registrations in Bengaluru are not evenly distributed across the year. The data shows clear seasonal patterns that buyers can use to their advantage.

Q1 (January to March) sees the highest registration volume at 28% of annual transactions. This is the financial year-end rush: buyers closing deals before March 31 for tax benefits, and builders pushing inventory to meet annual targets. Q4 (October to December) is the second busiest period, driven by the festive season around Diwali and Dasara when many buyers consider it auspicious to register property.

The April to June quarter is the quietest, with only 22% of registrations. This is worth noting for buyers. While prices do not drop dramatically in the slow quarter, you are more likely to find builders willing to negotiate on price and payment terms when sales volume is low.

7How to Use This Data When Buying Property

Knowing the real numbers is only useful if you act on them. Here is how to put this data to work during your property search.

8Frequently Asked Questions