How to calculate land area of irregular plot?

For irregular plots, divide the land into regular shapes (triangles, rectangles) and calculate each area separately, then add them. Use our Heron's Formula calculator for triangles with known side lengths.

What is 1 Acre in Square Meters?

1 Acre = 4,046.86 Square Meters (approximately 4,047 sq m). This is the internationally accepted conversion.

📐 Land Area Calculator India

Q: How many square feet in 1 acre?

1 Acre = 43,560 Square Feet. This is the standard measurement used across India and globally.

Q: How many gunthas in 1 acre?

1 Acre = 40 Gunthas. 1 Guntha = 1,089 Square Feet. This is the standard used in Telangana, Andhra Pradesh, Maharashtra and Karnataka.

Q: How many cents in 1 acre?

1 Acre = 100 Cents. 1 Cent = 435.6 Square Feet. Cent is widely used in Andhra Pradesh, Tamil Nadu and Kerala.

Q: What is Gajam in Telangana?

Gajam is the local name for Square Yard in Telangana and Andhra Pradesh. 1 Gajam = 9 Square Feet. Urban plots in Hyderabad and other TS/AP cities are commonly measured in Gajams.

Calculate land area for any shape. Convert Acres, Gunthas, Cents, Gajams, Sqft — all Indian and global units. Free, instant, accurate.

🔗 Popular Land Conversions

Square Meter to Sq Feet

sq ft → sq m

Sq Feet to Square Meter

guntha → sq ft

Guntha to Square Feet

Land Measurement Units in India — Complete Guide

India uses a diverse range of land measurement units that vary by state and region. Understanding these units is essential for property buyers, sellers, farmers, and real estate professionals.

🌾 Telangana & Andhra Pradesh Units

In Telangana and AP, agricultural land is measured in Acres and Gunthas. Urban plots use Square Yards (Gajam). Coastal AP uses Cents.

1 Acre = 40 Gunthas = 43,560 sq ft = 4,840 Gajams
1 Guntha = 1,089 sq ft = 121 Gajams
1 Acre = 100 Cents (AP coastal areas)
1 Gajam = 9 sq ft (same as 1 Square Yard)
1 Ankanam = 72 sq ft (some AP districts)

📋 Survey & Regional Land Units

Link (Survey)= 0.44 sq ft

100 Links = 1 Chain = 66 feet. Used in old Indian land survey records and revenue documents. Still found in Pahani/Adangal records.

📍 All states (survey records)

Chain (Survey)= 435.6 sq ft

1 Chain = 100 Links = 66 feet. 80 Chains = 1 Mile. 10 sq chains = 1 Acre. Common in British-era land survey maps.

📍 All states (survey records)

Katha= 720 sq ft

1 Bigha = 20 Katha. Size varies by state — 720 sq ft in Bengal, 1,361 sq ft in Bihar. Used in land registration documents.

📍 West Bengal, Bihar, Assam

Biswa= 1,350 sq ft

1 Bigha = 20 Biswa. Varies by state — 1,350 sq ft standard. Used in revenue/jamabandi records in north India.

📍 Uttar Pradesh, Rajasthan, HP

Dhur= 68 sq ft

1 Katha = 20 Dhur = 68 sq ft. Very small unit used in land subdivision records in eastern India.

📍 Bihar, Jharkhand

Ankanam= 72 sq ft

1 Cent = approx 6 Ankanams = 72 sq ft. Used in old land records in coastal Andhra Pradesh districts.

📍 Andhra Pradesh (coastal)

📐 How to Use This Calculator

Select the shape of your land (rectangle, triangle, circle, etc.)
Enter the measurements in your preferred unit
Select the input unit (feet, meters, yards, gajam, guntha, etc.)
Click Calculate — result appears instantly in all units
Share on WhatsApp or copy the result

⚠️ RERA Disclaimer: This calculator is for reference only. Verify all measurements from official government records for legal or registration purposes.

🗺️ Land Units by State

Telangana

Acre · Guntha · Square Yard (Gajam)

Andhra Pradesh

Acre · Guntha · Cent

Maharashtra

Acre · Guntha · Square Meter

Karnataka

Acre · Guntha · Square Feet

Tamil Nadu

Cent · Acre · Ground

Kerala

Cent · Acre · Square Feet

Uttar Pradesh

Bigha · Acre · Square Feet

Bigha · Acre · Square Meter

Rajasthan

Bigha · Acre · Hectare

Acre · Decimal · Square Feet

Assam

Bigha · Katha · Lecha

Square Meter · Square Feet · Acre

Delhi

Square Yard · Square Feet · Acre

❓ Frequently Asked Questions

How many square feet in 1 acre? +

1 Acre = 43,560 Square Feet. This is the universal standard used across India and globally.

How many gunthas in 1 acre? +

1 Acre = 40 Gunthas. 1 Guntha = 1,089 sq ft. Standard in Telangana, AP, Maharashtra, Karnataka.

How many cents in 1 acre? +

1 Acre = 100 Cents. 1 Cent = 435.6 sq ft. Common in Andhra Pradesh, Tamil Nadu, Kerala.

What is Gajam in Telangana? +

Gajam = Square Yard in Telangana/AP. 1 Gajam = 9 sq ft. Urban plots in Hyderabad are measured in Gajams.

How to measure irregular land? +

Divide into triangles or rectangles. Use our Heron Formula calculator for any triangle with known side lengths.

What is a Link in land measurement? +

1 Link = 0.44 sq ft = 7.92 inches. 100 Links = 1 Chain = 66 feet. Used in British-era land survey records, Pahani and Adangal revenue documents across India.

What is a Chain in land measurement? +

1 Chain = 100 Links = 66 feet = 435.6 sq ft. 10 Square Chains = 1 Acre. 80 Chains = 1 Mile. Common in old land survey maps and revenue settlement records.

What is Katha and where is it used? +

Katha is a traditional land unit mainly used in West Bengal, Bihar and Assam. 1 Bigha = 20 Katha. Size varies — 720 sq ft in Bengal, up to 1,361 sq ft in Bihar. Used in land registration documents.

What is Biswa and where is it used? +

Biswa is used in Uttar Pradesh, Rajasthan and Himachal Pradesh. 1 Bigha = 20 Biswa. 1 Biswa = 1,350 sq ft (standard). Used in revenue records and jamabandi documents.

1 Acre to Square Meters? +

1 Acre = 4,046.86 Square Meters (approx 4,047 sq m).