Acre to Hectare Converter (1 Acre = 0.4047 Hectares)

1 acre equals 0.404686 hectares (4,046.86 square metres). To convert acres to hectares, divide the acreage figure by 2.47105 or multiply by 0.404686.
Loading Land Calculator...

Key Facts & Revenue Parameters

1 Acre in Hectares
0.4046856 ha
5 Acres in Hectares
2.023428 ha
10 Acres in Hectares
4.046856 ha
Formula
hectares = acres ÷ 2.47105

Conversion Formula & Worked Example

hectares = acres × 0.4046856
acres = hectares ÷ 0.4046856

Worked Example: A 25-acre land site in Tepla Industrial corridor equals 25 × 0.404686 = 10.117 hectares.

Common Conversion Values: Acre to Hectare

Conversion table for Acre to Hectare
AcreHectareSquare Feet Equivalent
1 Acre0.4047 Hectares43,560 sq ft
2 Acres0.8094 Hectares87,120 sq ft
3 Acres1.21 Hectares1,30,680 sq ft
4 Acres1.62 Hectares1,74,240 sq ft
5 Acres2.02 Hectares2,17,800 sq ft
6 Acres2.43 Hectares2,61,360 sq ft
7 Acres2.83 Hectares3,04,920 sq ft
8 Acres3.24 Hectares3,48,480 sq ft
9 Acres3.64 Hectares3,92,040 sq ft
10 Acres4.05 Hectares4,35,600 sq ft
15 Acres6.07 Hectares6,53,400 sq ft
20 Acres8.09 Hectares8,71,200 sq ft
25 Acres10.12 Hectares10,89,000 sq ft
50 Acres20.23 Hectares21,78,000 sq ft
100 Acres40.47 Hectares43,56,000 sq ft
500 Acres202.34 Hectares2,17,80,000 sq ft
1000 Acres404.69 Hectares4,35,60,000 sq ft

Regional Variations Across Punjab Revenue Systems

Comparison of measurement systems across Punjab districts
System & RegionKaram1 Marla1 Kanal1 BighaKanals / Acre
Mohali / Standard Punjab
Mohali / Tricity and all urban Punjab (System A)
66 in272.25 sq ft5,445 sq ft21,780 sq ft8.00 kanal
Rajpura / Patiala Katcha Bigha
Rajpura, Banur, Dera Bassi, Lalru, Patiala, Nabha, Malerkotla, Fazilka (System B)
57.157 in226.88 sq ft4,538 sq ft9,075 sq ft9.60 kanal
Doaba Region
Jalandhar, Hoshiarpur, Nawanshahr, Anandpur Sahib (System C)
57.5 in206.64 sq ft4,133 sq ft16,531 sq ft10.54 kanal
Majha Region
Amritsar, Gurdaspur, Ferozepur, Faridkot (System D)
60 in225.00 sq ft4,500 sq ft10,000 sq ft9.68 kanal
Kapurthala State
Kapurthala (System E)
54 in182.25 sq ft3,645 sq ft7,290 sq ft11.95 kanal
Ludhiana Pakka Bigha
Ludhiana (System F)
99 in272.25 sq ft5,445 sq ft27,225 sq ft8.00 kanal

Converting Acreage to Metric Hectares

Converting acreage to hectares is essential when filing environmental clearances, industrial project proposals, or corporate filings.

Worked Conversion Table

1 acre = 0.4047 ha. 2 acres = 0.8094 ha. 5 acres = 2.0234 ha. 10 acres = 4.0469 ha. 25 acres (1 murabba) = 10.1171 ha.

Calculation Mechanics

Divide acres by 2.47105 to obtain hectares.

Statutory Citations & Source Documentation

Verified Statistic: 1 acre equals 0.4046856 hectares or 4,046.856 square metres.

Provenance: Exact metric definition. Last verified 26 July 2026.

"Revenue practice varies by tehsil and by whether the area was consolidated. Before any registry, confirm the conversion against the jamabandi and the local patwari record."

Reviewed by the advisory team at Realty Holding and Management Consultants, Mohali. 180+ transactions closed across residential, agricultural, industrial and commercial land in Punjab.

Frequently Asked Questions

How many hectares are in 1 acre?

1 acre equals 0.4046856 hectares.

How do I convert acres to hectares?

Multiply acreage by 0.404686 or divide by 2.47105.

What is 10 acres in hectares?

10 acres equals 4.046856 hectares.

Why convert acres to hectares?

Environmental impact reports and foreign direct investment (FDI) applications require metric hectare disclosures.

How many square metres is 1 acre?

1 acre equals 4,046.856 square metres.

What is 1 killa in hectares?

1 killa (1 acre) equals 0.404686 hectares.