South Facing 3BHK House Plan — 40×40 ft

Engine-generated illustrative 3BHK floor plan for a 40×40 ft (40' × 40') south-facing plot. 22 rooms placed, ~1196 sqft carpet area, Vastu scored 84/100 (Excellent). Your personalised version, generated from your exact pincode and bearing, will differ.

Vastu zoning concept

per Manasara · Mayamata
GUEST BEDPRIVATE · NWstore · daughterDRAWINGSOCIAL · NtreasuryPUJA GHARSACRED · NEstudy · meditationDININGSEMI-SOCIAL · Wfoyer · children studyBRAHMASTHANCENTRE · KEEP OPENno toilets · no heavy massLIVINGSOCIAL · Efamily loungeMASTER BEDPRIVATE · SWwalk-in · stairsBEDROOMSPRIVATE · Sbed 2 · bed 3KITCHENSERVICE · SEcooking · utilityNKuberSYamaWVarunEIndraNWVāyuNEĪśānaSWNairṛtiSEAgni⌂ ROAD40 ft (E ⟷ W)40 ft (N ⟷ S)NgrehyugSOUTH-FACING

Classical Vastu zoning the engine targets for a south-facing 3 BHK plot — Puja in NE (Īśāna), Kitchen in SE (Agni), Master in SW (Nairṛti), Drawing in N (Kuber), Dining in W (Varun), Brahmasthan centre kept clear. The personalised paid layout has exact room coordinates, wall thicknesses, doors, windows, furniture, BOQ, AutoCAD DXF, and the detailed Vastu Intelligence Report.

Plot
40 × 40 ft
1600 sqft
Carpet
1196 sqft
1411 built-up
Vastu
84/100
Excellent
Cost band
₹48–87.8 L
standard to premium

About this 40×40 ft plot

A 40 × 40 ft plot gives you 1600 sqft of total area and roughly 1280 sqft of buildable footprint after standard setbacks. The aspect ratio is 1.00:1 deep, which is medium for a 3 BHK home. The engine's placement priorities adapt to this shape — wider plots favour social-zone width, deeper plots favour private-zone depth.

Vastu commentary on this layout

The master bedroom (14.7 × 8.7 ft) placed in South-East; classical preference is South-West, but the engine balanced this against plot geometry and circulation flow. The kitchen (13.6 × 7.6 ft) placed in South-West; classical preference is South-East, but the engine balanced this against plot geometry and circulation flow. The puja room (5.3 × 3.5 ft) placed in North-West; classical preference is North-East, but the engine balanced this against plot geometry and circulation flow. The drawing room (13.6 × 5.8 ft) placed in North-West; classical preference is North / North-East, but the engine balanced this against plot geometry and circulation flow.

Why south-facing

South-facing plots are classically associated with fame and recognition. On these plots the engine aims to place heavy mass and the master bedroom toward the south, keeps the northern side lighter, and shifts the entry slightly off true-south where possible. Heat-load on the southern face is a real engineering consideration — window sizes and reveals should be planned with this in mind.

Generate your personalised plan

Plan generated from your exact plot dimensions, pincode and BHK, with Vastu scoring. PDF report included; AutoCAD DXF available as a download from the layout page.

Generate This Plan Instantly

Complete PDF with furniture layout, Vastu scoring, and room dimensions.

Room Schedule

RoomSizeAreaDirectionVastu ideal
BALCONY40 × 3.2 ft128 sqftSouthEast / North
MASTER BEDROOM14.7 × 8.7 ft128 sqftSouth-EastSouth-West
MASTER TOILET8.5 × 4.7 ft39 sqftEastNorth-West / South-East
DRESSING6.2 × 4.7 ft29 sqftEastattached to bedroom
PVT. LIFT7.6 × 3.5 ft26 sqftEastSouth / West
U-TURN STAIRS7.1 × 7 ft50 sqftEastSouth / West
SHAFT8 × 4.1 ft32 sqftNorth-East
TOILET (DAUGHTER)6.7 × 4.1 ft27 sqftEastNorth-West / South-East
DAUGHTER'S BEDROOM14.7 × 7.6 ft111 sqftNorth-EastSouth / South-West
KITCHEN13.6 × 7.6 ft103 sqftSouth-WestSouth-East
WASHING AREA5.3 × 2.9 ft15 sqftWest
SON'S BED CUM STUDY13.6 × 8.2 ft111 sqftWestSouth / South-West
LINEN / STORE7.1 × 4.1 ft29 sqftWestSouth-West
STORE6.5 × 4.1 ft26 sqftWestSouth-West
DRAWING ROOM13.6 × 5.8 ft79 sqftNorth-WestNorth / North-East
PUJA GHAR5.3 × 3.5 ft19 sqftNorth-WestNorth-East
MEDITATION ROOM8.3 × 3.5 ft29 sqftNorth-West
TOILET (SON)8.3 × 2.9 ft24 sqftWestNorth-West / South-East
FOYER11.7 × 4.7 ft54 sqftSouthaligned with entry
DINING AREA11.7 × 10.5 ft122 sqftSouthEast / North-East
LIVING AREA11.7 × 9.9 ft116 sqftNorth
FAMILY LOBBY11.7 × 7 ft82 sqftNorthaligned with entry

Indicative Construction Cost

Standard finish (indicative)
~₹48 L

Branded cement, vitrified tiles, modular kitchen, basic interiors.

Premium finish (indicative)
~₹87.8 L

Designer fittings, premium interiors, automation.

These are concept-stage figures only. Real cost varies materially with city, labour rates, supplier choice and finish specification. Excludes land, soil testing, municipal approvals, registration and any premium / fungible FAR charges. A licensed quantity surveyor should confirm the final BOQ before construction.

Get this for your actual plot

The 5 ways buyers use a South-facing 3BHK plan

The plan above is illustrative for a 40×40 ft plot. Below are the 5 GrehYug products that turn it into something you can actually use — starting at ₹999.

Bundle tip — the ₹2,499 Layout-complete already includes the floor plan PDF, DXF, 3D, concept book, BOQ and Vastu scan. Stack a south-facing 3BHK bundle once and add other products as you need them.

Frequently asked questions

What is the Vastu score for this 40x40 south-facing layout?+
This specific layout scored 84/100 — Excellent band. The engine attempts to place master bedroom, kitchen and puja in their classical Vastu zones where the buildable rectangle and circulation rules allow. Each room is also individually scored across solar, thermal, ventilation, daylight, magnetic alignment, pada and element factors. Vastu band on your personalised plan will depend on your exact plot, facing bearing, BHK, and any open-side or party-wall constraints.
What is the carpet area and built-up area for this plan?+
Carpet area is approximately 1196 sqft. Built-up area (including walls and columns at the standard 1.18 multiplier per IS / RERA definitions) works out to about 1411 sqft. Total plot is 40 × 40 ft (1600 sqft).
What is the construction cost estimate?+
For Standard finish (branded cement, vitrified tiles, modular kitchen) the indicative band is around ₹48.0 L. For Premium finish (Italian marble, designer fittings, automation) the indicative band is around ₹87.8 L. These are concept-stage figures only and vary materially with city, labour rates, supplier choice, and finish specification. Excludes land, soil testing, approvals, and registration. A licensed quantity surveyor should confirm the final BOQ.
Can I download an AutoCAD DXF file from this plan?+
Yes. After generating your personalised layout you can export an AutoCAD-readable .dxf using AIA-standard layer naming (walls, doors, windows, dimensions, structural, electrical, plumbing). The export is on-demand from the layout page, not bundled with every generation.
Can I customise this 3 BHK layout?+
Yes. Use the "Generate My Plan" button above to enter your exact plot dimensions, facing bearing in degrees, BHK, jurisdiction pincode, and (optionally) owner birth details. The engine produces a fresh layout with Vastu scoring and a concept-stage cost band. MEP and structural-concept pages are part of the premium report tier.
Does this plan account for local building bylaws?+
The illustrative layout above uses conservative Delhi-style setbacks (front 5 ft, rear 3 ft, sides party-wall). When you generate your own plan, the engine attempts to resolve your six-digit pincode against the encoded bylaw set — currently covering 13+ Indian cities including Delhi, Gurugram, Lucknow, Mumbai (Island & Suburbs), and Bengaluru. Coverage is being extended; for cities outside the encoded set, defaults are applied with a clear caveat.
What makes a south-facing plot good for 3 BHK living?+
South-facing plots are classically associated with fame and recognition. On these plots the engine aims to place heavy mass and the master bedroom toward the south, keeps the northern side lighter, and shifts the entry slightly off true-south where possible. Heat-load on the southern face is a real engineering consideration — window sizes and reveals should be planned with this in mind.
40x40 South Facing 3BHK House Plan — Floor Plan, Naksha & Vastu 84/100 | GrehYug