Meter to Square Feet Calculator India

This calculator converts an area measured in square meters (m²) to square feet (ft²) and also works in reverse. You enter a single number, select the unit you have, and get the equivalent area in the other unit. The conversion uses the standard international factor: 1 square meter equals 10.7639 square feet.

Formula

The relationship between square meters and square feet is fixed by definition. One meter is exactly 3.28084 feet, so one square meter is (3.28084)² = 10.7639 square feet. The formula is:

Area in ft² = Area in m² × 10.7639

For the reverse conversion:

Area in m² = Area in ft² ÷ 10.7639

Where:

• m² = area in square meters (the SI unit of area)
• ft² = area in square feet (the customary unit used in India for real estate and construction)
• 10.7639 = the conversion factor, rounded to four decimal places

Worked Example

Using the calculator default of 100 square meters:

1. Start with the area: 100 m²
2. Multiply by the conversion factor: 100 × 10.7639 = 1076.39
3. Round to two decimals: 1076.39 ft²

So a 100 m² apartment is 1,076.39 square feet. The calculator shows the same result for the default input.

Why India Uses Both Units

India officially adopted the metric system in the 1950s, and government records, land registries, and most legal documents use square meters or hectares. However, the real estate market, especially in cities like Mumbai, Delhi, and Bengaluru, still quotes apartment sizes and plot areas in square feet. Builders advertise “2 BHK, 850 sq ft” rather than “79 sq m.” This dual usage means buyers, sellers, and renters constantly need a quick conversion. The calculator above gives the exact number without mental math.

How to Read the Result

The output is the area in the target unit, rounded to two decimal places. For most real estate purposes, rounding to the nearest whole number is fine. A 1,076.39 ft² apartment is commonly described as “1,076 sq ft.” If you are comparing two properties, keep the same unit for both. Converting one to the other and then comparing is where errors creep in.

Remember that this conversion is for area, not length. A common mistake is confusing square meters with meters. A room that is 10 meters long and 10 meters wide has an area of 100 m², which is 1,076 ft². The length itself (10 m) is about 32.8 feet. The square conversion factor (10.7639) is much larger than the linear factor (3.28084).

Common Mistakes and How to Avoid Them

• Using the linear factor instead of the area factor: Multiplying m² by 3.28 gives a number that is about three times too small. Always use 10.7639 for area.
• Rounding too early: If you round 10.7639 to 10.76, the error is small for a single room but grows for large plots. For a 1,000 m² plot, the difference is about 3.9 ft². Use the full factor in calculations.
• Mixing up the direction: To convert ft² to m², divide by 10.7639, not multiply. A 1,000 ft² flat is 92.9 m², not 10,764 m².
• Ignoring units in documents: Always check whether a listed area is in sq m or sq ft. A typo in the unit can change the size by a factor of 10.76.

Practical Examples for Indian Real Estate

Here are a few typical conversions you might encounter:

• A 50 m² studio apartment → 50 × 10.7639 = 538.2 ft²
• A 120 m² family flat → 120 × 10.7639 = 1,291.7 ft²
• A 200 m² plot → 200 × 10.7639 = 2,152.8 ft²
• A 1,500 ft² house → 1,500 ÷ 10.7639 = 139.4 m²

These examples cover the typical range for apartments (50–200 m²) and houses (up to 200 m²). For larger agricultural plots, you may also see hectares (1 hectare = 10,000 m² = 107,639 ft²).

Limitations of the Conversion

This calculator handles the mathematical conversion perfectly, but it cannot account for how areas are actually measured on the ground. In India, some properties are sold on “carpet area” (usable floor area), others on “built-up area” (includes walls and balcony), and still others on “super built-up area” (includes common spaces like staircases and lobbies). The difference between these can be 20–30%. Converting a super built-up area from m² to ft² gives you the same physical area, but it does not tell you how much actual living space you get. Always verify which area definition a seller or builder is using before making a decision.

Also, land records may use local units like gunta (in Telangana and Andhra Pradesh), katha (in West Bengal and Bihar), or cent (in Tamil Nadu and Kerala). These vary by state and are not standard. This calculator only works with square meters and square feet. For those local units, you need a separate conversion that depends on the state’s official definition.

Frequently Asked Questions

How many square feet is 1 square meter?

Exactly 10.7639 square feet. This is derived from 1 meter = 3.28084 feet, squared. For quick mental estimates, you can use 10.76 or even 10.8, but for legal documents use the full factor.

How do I convert square feet to square meters?

Divide the number of square feet by 10.7639. For example, a 1,200 ft² apartment is 1,200 ÷ 10.7639 = 111.5 m². Many online calculators and this one do the reverse automatically when you select the input unit.

Why do Indian builders quote in square feet when the official unit is square meters?

Historical habit and market convention. Buyers are used to square feet, and builders follow what customers understand. Government records may be in square meters, but marketing materials and price discussions almost always use square feet. This dual system is why conversion tools are so commonly needed.

Is 100 square meters the same as 100 meters squared?

No. “100 square meters” means an area of 100 m², which could be a rectangle 10 m by 10 m. “100 meters squared” is ambiguous but often means (100 m)² = 10,000 m². Always write or read the unit as m² to avoid confusion.

What is the difference between carpet area and built-up area in this conversion?

The conversion factor is the same; both are areas. The difference is what is included in the measurement. Carpet area is the usable floor area inside walls. Built-up area adds wall thickness, balcony, and sometimes terrace. Super built-up area adds common spaces. When converting, you are only changing units, not the definition. Always compare like-for-like: carpet area to carpet area, built-up to built-up.

Can I use this calculator for land plots in India?

Yes, for plots measured in square meters or square feet. However, many state revenue departments use local units like gunta or katha. You would first need to convert those to square meters or square feet using the state-specific conversion factor, then use this calculator. For standard residential plots quoted in sq m or sq ft, it works directly.

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in a | Area value | m² | 100 | 0
sel u | Input unit | Square meters (m²)=1, Square feet (ft²)=2
out r | Converted area | ft² | a * (u == 1 ? 10.7639 : 1 / 10.7639) | 2