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The Property Loop · Condo Buying Guides

How to Evaluate a Condo Floor Plan in Singapore 2026

Wide vs narrow layouts, structural walls, the main-to-supplementary space ratio — and the showflat tricks that make every unit look bigger than it is.

Start With Spatial Logic, Not Style

A showflat’s professional staging, undersized furniture, and warm lighting are designed to make any unit look spacious. Evaluating a floor plan means ignoring all of that and asking one question: does this layout work for the way I actually live?

The most important factor for Singapore condos is not square footage — it is spatial efficiency. A well-proportioned 850 sq ft unit provides a better living experience than a poorly laid out 1,000 sq ft unit. The difference is how effectively each square foot is used.

Wide vs Narrow: The Two Layout Types

Singapore condo floor plans typically fall into two broad shapes:

Layout TypeCharacteristicsBest for
Wide layout (wider than deep)Rectangular or squarish footprint; more natural light; better cross-ventilation; spaces feel openFamilies prioritising open-plan living; buyers sensitive to natural light
Narrow layout (deeper than wide)Elongated; more corridor space connecting rooms; common in tighter land parcelsUnits where bedroom privacy matters more than open-plan living

A wide layout does not automatically mean a larger unit, and a narrow layout does not automatically mean a small one. Focus on how efficiently the shape is used, not the shape itself.

Reading the Floor Plan: What the Lines Mean

ElementShown asWhat it means
Structural wallsThick, bold lines around unit perimeterCannot be removed or modified — these hold the building structure
Partition wallsThin lines between roomsCan potentially be hacked and reconfigured during renovation
Household Shelter (HHS)Reinforced rectangular space, usually near entranceMandatory in all new residential units constructed in Singapore since 1998; thick steel walls; cannot be modified
Bay windowsProtruding window areasAdds usable ledge space; common pre-2009 when they were exempted from Gross Floor Area calculations
Air con ledge / PES / plantersSupplementary spaces outside the main unit boundaryCounted in total area but less usable than main spaces — see below
Main Space vs Supplementary Space

The total floor area of a unit includes both main spaces (living room, bedrooms, bathrooms, kitchen, dining room, storeroom) and supplementary spaces (planters, air con ledges, private enclosed spaces, foyers, roof terraces).

There are no regulatory restrictions on supplementary space size — which means developers can inflate the headline square footage with areas that aren’t truly liveable. Always check the ratio of main space to supplementary space before comparing prices per square foot across units.

The Three Efficiency Tests

1. Layout flow and circulation

Trace the natural movement through the unit. In a well-designed narrow layout, the flow runs: entrance → kitchen → dining → living → bedrooms. Excessive corridor space, unnecessary turns, or dead ends are wasted square footage you are paying for and not using.

2. Bedroom proportions

Every bedroom must be able to fit a queen-size bed, a wardrobe, and still allow for door swings without the door hitting the bed. If a bedroom on the floor plan looks like it barely fits, it probably doesn’t. A common efficient arrangement places bedrooms at the sides of the stack facing outward, with kitchens and bathrooms facing inward toward the building core.

3. Kitchen practicality

Singapore kitchens need adequate counter space for food preparation plus ventilation. Check whether the layout can accommodate a standard refrigerator, cooking hob, oven, and dishwasher without compromising movement within the kitchen. Wet kitchen access is particularly important for families who cook regularly.

Beyond the Unit: Stack and Level Considerations

FactorWhat to Check
OrientationEast-facing units receive morning sun; west-facing units get afternoon heat. North-south facing is generally preferred for thermal comfort.
Cross-ventilationRequires windows on opposite sides of the unit. Check that openings are not all on the same wall.
Corner unitsMore privacy; more natural light from two sides; but often irregular shapes that limit furniture placement.
Proximity to lift lobbyConvenient, but may experience foot traffic noise and smell from bin areas.
ViewsCheck the site plan for what faces each stack — another block, the pool, the road, or unblocked greenery. Views can change as neighbouring sites develop.

Common Pitfalls

The “fake space” trap

Storage should serve the unit, not dominate it. Poorly planned storage that runs floor-to-ceiling on every wall can visually compress a space and make a 900 sq ft unit feel smaller than a well-designed 750 sq ft one. Storage is good; storage at the expense of liveable volume is not.

Overemphasis on total area

Two units at 900 sq ft with very different main-to-supplementary space ratios can have dramatically different liveable volumes. Always ask the developer or agent for the breakdown — or calculate it from the floor plan directly.

Showflat furniture is not real scale

Showflat furniture is frequently custom-made at 80–90% of standard size to make units appear larger. Bring a tape measure. Check that a standard queen bed (1.5m × 2m) plus a wardrobe (0.6m deep) fits in each bedroom with room to open the wardrobe doors.

Ignoring future flexibility

A study room that can serve as a third bedroom, or a open-plan dining space that could accommodate a home office, adds long-term optionality. Rigid layouts with no flexible spaces limit your ability to adapt to changing family needs without renovation.

For Investors: What Makes a Layout Rental-Friendly

Charles’s Take
The single most useful thing you can do at a showflat is ignore the styling and measure the master bedroom. Bring a tape measure. If a queen bed, wardrobe, and walking space don’t fit comfortably, that is your answer regardless of how good the marble looks. I’ve watched buyers fall in love with a showflat only to realise on the first night in their actual unit that the bedroom door opens into the bed frame. The floor plan told them this before they signed anything.

Have a floor plan you want a second opinion on?

Send Charles the floor plan of any unit you’re considering. He’ll walk through the spatial efficiency, bedroom proportions, and stack considerations — before you commit to a viewing.

WhatsApp Charles Charles Yi Ming · CEA Reg No. R070355J · PropNex Realty Pte Ltd