Square Feet to Acre Converter
Key Facts & Revenue Parameters
- Acre Conversion Factor
- 43,560 sq ft
- 10,000 Sq Ft in Acres
- 0.2295 acres
- 100,000 Sq Ft in Acres
- 2.2957 acres
- Formula
- acres = sq ft ÷ 43,560
Conversion Formula & Worked Example
Worked Example: A land site of 217,800 sq ft equals 217,800 ÷ 43,560 = 5 acres.
Common Conversion Values: Square Foot to Acre
| Square Foot | Acre | Square Feet Equivalent |
|---|---|---|
| 1 Square Foot | 0.00002296 Acres | 1.00 sq ft |
| 2 Square Feet | 0.00004591 Acres | 2.00 sq ft |
| 3 Square Feet | 0.00006887 Acres | 3.00 sq ft |
| 4 Square Feet | 0.00009183 Acres | 4.00 sq ft |
| 5 Square Feet | 0.0001148 Acres | 5.00 sq ft |
| 6 Square Feet | 0.0001377 Acres | 6.00 sq ft |
| 7 Square Feet | 0.0001607 Acres | 7.00 sq ft |
| 8 Square Feet | 0.0001837 Acres | 8.00 sq ft |
| 9 Square Feet | 0.0002066 Acres | 9.00 sq ft |
| 10 Square Feet | 0.0002296 Acres | 10.00 sq ft |
| 15 Square Feet | 0.0003444 Acres | 15.00 sq ft |
| 20 Square Feet | 0.0004591 Acres | 20.00 sq ft |
| 25 Square Feet | 0.0005739 Acres | 25.00 sq ft |
| 50 Square Feet | 0.001148 Acres | 50.00 sq ft |
| 100 Square Feet | 0.002296 Acres | 100.00 sq ft |
| 500 Square Feet | 0.01148 Acres | 500.00 sq ft |
| 1000 Square Feet | 0.02296 Acres | 1,000 sq ft |
Regional Variations Across Punjab Revenue Systems
| System & Region | Karam | 1 Marla | 1 Kanal | 1 Bigha | Kanals / Acre |
|---|---|---|---|---|---|
Mohali / Standard Punjab Mohali / Tricity and all urban Punjab (System A) | 66 in | 272.25 sq ft | 5,445 sq ft | 21,780 sq ft | 8.00 kanal |
Rajpura / Patiala Katcha Bigha Rajpura, Banur, Dera Bassi, Lalru, Patiala, Nabha, Malerkotla, Fazilka (System B) | 57.157 in | 226.88 sq ft | 4,538 sq ft | 9,075 sq ft | 9.60 kanal |
Doaba Region Jalandhar, Hoshiarpur, Nawanshahr, Anandpur Sahib (System C) | 57.5 in | 206.64 sq ft | 4,133 sq ft | 16,531 sq ft | 10.54 kanal |
Majha Region Amritsar, Gurdaspur, Ferozepur, Faridkot (System D) | 60 in | 225.00 sq ft | 4,500 sq ft | 10,000 sq ft | 9.68 kanal |
Kapurthala State Kapurthala (System E) | 54 in | 182.25 sq ft | 3,645 sq ft | 7,290 sq ft | 11.95 kanal |
Ludhiana Pakka Bigha Ludhiana (System F) | 99 in | 272.25 sq ft | 5,445 sq ft | 27,225 sq ft | 8.00 kanal |
Converting Large Plot Sizes to Acreage
For commercial land acquisitions, plotting projects, and agricultural land banking around Mohali, land area is evaluated in acres. Dividing total square footage by 43,560 provides exact acreage.
Agricultural Breakdown: Killa, Kanal, Marla
When converting 100,000 sq ft to agricultural form: 2 killa (87,120 sq ft) + 2 kanal (10,890 sq ft) + 7 marla (1,905.75 sq ft) + 2.79 sarsahi (84.25 sq ft) = 100,000 sq ft.
Universal Application
Unlike bighas or marlas, the 43,560 sq ft acre is constant across all Indian states and international real estate.
Statutory Citations & Source Documentation
- Punjab Land Records Manual (3rd Edition, 2004)(Department of Revenue, Punjab)
Verified Statistic: 43,560 square feet equals 1 acre, 1 killa, 8 kanal, or 2 bigha in Mohali.
Provenance: Conversion factors sourced from the Punjab Land Records Manual, 3rd edition, 2004. 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."
Frequently Asked Questions
How many acres is 100,000 square feet?
100,000 square feet equals 2.2957 acres (2 acres 2 kanal 7 marla 2.79 sarsahi).
How many square feet is 1 acre?
1 acre equals exactly 43,560 square feet.
How do I convert square feet to acres?
Divide total square feet by 43,560.
How many acres is 1 bigha in Mohali?
1 standard bigha (21,780 sq ft) is 0.5 acres.
How many acres is 1 bigha in Rajpura?
1 Rajpura katcha bigha (9,075 sq ft) is 0.2083 acres.
What is the formula for sq ft to acre?
acre = square feet ÷ 43,560.