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Carpet Area, Built-up & Super Built-up Converter

Convert between Carpet Area, Built-up Area, and Super Built-up Area with custom loading factors

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Property Valuation & Land Sizing Studio

Price Per Square Foot/Meter • Global Land Area Conversion • Carpet vs Built-up vs Super Built-up Area

Floorplan Parameters

Typical apartment loading ranges between 20% and 30%.
Carpet Area (Usable)
1,200 sq ft
(111.5 sq m)
Built-Up Area
1,380 sq ft
(Includes external walls & balconies)
Super Built-Up Area
1,500 sq ft
(139.4 sq m saleable)
Real Estate Area Definitions:
  • Carpet Area: The actual net usable floor area where you can lay a carpet, excluding the thickness of walls.
  • Built-Up Area: Carpet area plus the thickness of inner/outer walls and exclusive utility balconies (~15% higher).
  • Super Built-Up Area: Built-up area plus proportionate share of common areas like elevators, staircases, lobbies, and security corridors.

About Carpet Area, Built-up & Super Built-up Converter

Architectural and real estate floorplan area converter. Converts between Carpet Area (net usable living space), Built-up Area (including walls and balconies), and Super Built-up Area (saleable area with common amenities) based on customizable loading percentage factors (10% to 40%).

Key Capabilities & Features

  • Three-way conversion: Input Carpet Area, Built-Up Area, or Super Built-Up Area and derive the other two
  • Adjustable common area loading slider (10% to 40%, with standard 25% default)
  • Square feet and square meter dual readouts for every area classification
  • Clear architectural definitions explaining walls, balconies, shafts, and common lobby areas
  • Compliance with international and RERA real estate transparency guidelines

How to Use Carpet Area, Built-up & Super Built-up Converter

1

Enter Area Sizing

Type the known square footage from your floor plan or brochure.

2

Select Area Type

Indicate whether your number is Carpet Area, Built-Up Area, or Super Built-Up Area.

3

Adjust Loading Percentage

Set the builder common area loading factor (typically 20% to 30%).

4

Inspect Usable vs Saleable Area

Review exact square footage and square meters for Carpet, Built-up, and Super Built-up areas.

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100% Client-Side. Floorplan dimensions and conversion ratios are computed locally.

Frequently Asked Questions

What is the difference between Carpet Area and Super Built-up Area?

Carpet Area is the actual enclosed usable space where furniture can be placed. Super Built-up Area is the saleable area that includes common facilities like elevators, lobbies, clubhouses, and stairwells.

What is a typical loading factor in residential apartments?

Loading factors typically range from 20% to 30% in modern multi-story apartment complexes.