More young families now buy a 3 BHK as their very first home. The extra room covers a child, visiting parents or a home office, and it can save a second move a few years later. It is also a bigger financial step than a 2 BHK, so it pays to plan it carefully. This guide walks through the money, the location checks and the project checks, with worked examples you can adapt to your own numbers.
Why families choose three bedrooms
- One room for parents, one for children, one flexible room.
- Space for grandparents to stay for long visits.
- A dedicated workspace for hybrid jobs, with a door you can close on calls.
- Room to grow: a couple today may be a family of four in five years.
The honest counterpoint: a third bedroom you rarely use is a room you still pay EMI, maintenance and furnishing costs on. Be clear which of the reasons above apply to you.
Step 1: Plan the money first
Take a simple, illustrative example. These are not Reeva prices. Suppose a home costs ₹90 lakh. Because the loan is above ₹75 lakh, RBI rules let the bank lend at most 75% of the value, so plan to bring about ₹22.5 lakh yourself, plus stamp duty, registration and GST if it is under construction. A ₹67.5 lakh loan at 8.5% for 20 years works out to an EMI of roughly ₹58,600 a month.
Stretching the same loan to 25 years lowers the EMI to roughly ₹54,350, but you pay interest for five more years. Over the full term, the 20-year loan costs about ₹73 lakh in interest; the 25-year loan costs more. A shorter term with a slightly higher EMI is usually cheaper overall, if your budget allows it.
Use our EMI calculator to try your own numbers. A good rule many lenders use is that all your EMIs together should stay well under half your take-home pay.
Step 2: Count the costs beyond the price
A first-time buyer's budget usually needs these lines, on top of the agreed price:
- GST: 5% on an under-construction home outside the affordable category, split as 2.5% CGST and 2.5% SGST. None on a ready home with an occupancy certificate.
- Stamp duty and registration: set by Karnataka's schedule, paid to the government at registration.
- Car parking, corpus fund and advance maintenance: if charged separately.
- Interiors: wardrobes, kitchen, lights and fans for three bedrooms add up fast.
- A cushion: about six months of EMIs kept aside for a job change or emergency.
Illustrative arithmetic: on a ₹90 lakh under-construction home, 5% GST is ₹4.5 lakh. That alone is a fifth of the ₹22.5 lakh down payment again, so it needs its own line in your plan.
Step 3: 2 BHK or 3 BHK? Do the side-by-side
Suppose (illustratively) a 2 BHK costs ₹70 lakh and a 3 BHK ₹90 lakh in the same area. At 80% loan-to-value, the 2 BHK loan is ₹56 lakh with an EMI near ₹48,600 at 8.5% for 20 years. The 3 BHK loan above is ₹67.5 lakh at about ₹58,600. The gap is roughly ₹10,000 a month, plus a larger down payment (₹22.5 lakh against ₹14 lakh). Ask yourself: is the third room worth ₹10,000 a month to us for the next twenty years? For some families, yes. For others, a 2 BHK now and a move later is wiser.
Step 4: Schools and daily routine
Sarjapur Road is home to many well-known schools, which is a major reason families settle here. Before you buy, drive the school route at 8 am on a weekday. Ten minutes on a map can be thirty in real traffic. Then do the office route at your actual commute time, and the evening route home.
- Is there a clinic or hospital you can reach quickly at night?
- Where is the nearest daily-needs shop and pharmacy?
- Is the approach road lit and walkable for an older parent?
Step 5: Infrastructure, confirmed or still a plan?
You will hear about several projects. Sort them into three buckets:
- Built and working: things you can use today, such as existing roads, offices and schools.
- Approved and under way: projects with funding and visible work on the ground.
- Proposed: plans that are announced but not yet funded or started. The Hebbal–Sarjapur metro line (Phase 3A) is in this stage, with completion talked about in the early 2030s.
Buy for what exists today. Treat future projects as a bonus, not the reason.
Step 6: What to check in the project
- RERA registration and the promised completion date on the Karnataka RERA site.
- Carpet area of each bedroom, not just the total. RERA requires sale on carpet area, the usable floor inside your walls.
- Whether the third bedroom has a window, can fit a bed and wardrobe, and is not a study renamed.
- Covered parking: how many slots come with a 3 BHK.
- Water source, STP and power backup.
- The builder's past projects. Visit one if you can, and talk to residents.
Renting a 3 BHK first: worth comparing
If you are unsure about the area, renting a similar home nearby for a year is a real option. Compare it honestly. Illustratively, if rent is ₹35,000 a month and the EMI would be ₹58,600, buying costs ₹23,600 more each month in cash flow, before maintenance. Against that, part of every EMI repays principal and builds ownership, while rent builds none. There is no single right answer. Write down both monthly figures, what each gives you, and how long you plan to stay. A family that expects to stay ten years or more usually leans towards buying; one that may relocate in two years may not.
Joint ownership and the loan
Many couples buy a 3 BHK jointly to combine incomes for loan eligibility. Decide the ownership shares at the start and write them in the sale deed. Each co-owner who is also a co-borrower can usually claim their own share of the tax benefits under the old regime. Keep the shares and the repayment record consistent, and confirm the current limits with a tax adviser before you rely on them.
Common mistakes to avoid
- Buying the biggest home the bank will lend for. Eligibility is not affordability. Leave room for school fees and a second child.
- Comparing total area only. A 3 BHK with three cramped rooms can be less useful than a well-planned 2 BHK.
- Forgetting GST and registration. They are paid in cash, not usually from the loan.
- Buying for a metro line. If it is late, you live with today's roads.
- Not checking the agreement's delay clause. Know what section 18 of RERA gives you if possession is late.
Quick checklist before you book
- EMI tested at your real take-home pay, with maintenance added
- Down payment, GST, stamp duty and registration all in a written budget
- School and office routes driven at peak time
- RERA page read, including the completion date
- Room-by-room carpet areas in writing
- Builder's past project visited
One last thought
A 3 BHK is a home you may live in for fifteen years or more. Choose the location and builder first; the size decision follows from your family's plans.
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