Convert Acres to Hectares (ac to ha)
Acre to Hectare Converter
Formula
To convert acres to hectares, multiply the area value by 0.404686.
Acre Definition
An acre is equal to 43,560 square feet or 4,840 square yards.
Derived from old English farming measurement.
Hectare Definition
A hectare is equal to 10,000 square meters.
| Acre (ac) | Hectare (ha) |
|---|---|
| 1 | 0.404686 |
| 5 | 2.02343 |
| 10 | 4.04686 |
| 20 | 8.09372 |
| 50 | 20.2343 |
| 100 | 40.4686 |
Converting Acres to Hectares
To convert acres to hectares, multiply the area value by 0.404686. This page provides comprehensive information about this conversion, including unit definitions, formulas, real-world examples, and frequently asked questions.
Unit Definitions
Description
Common unit for land area.
History
Derived from old English farming measurement.
System
The acre belongs to the imperial system of measurement.
Common Uses
- Real estate
- Land surveying
- Agriculture
- Farming
Description
A hectare is equal to 10,000 square meters.
System
The hectare belongs to the metric system of measurement.
Conversion Formula
Acre to Hectare
To convert acres to hectares, multiply the area value by 0.404686.
Hectare to Acre
To convert Hectares to Acres, ha / 0.404686.
About Acre to Hectare Conversion
Converting from Acres (ac) to Hectares (ha) is a commonarea conversion, especially when working between the imperial and metric systems. This converter provides a reliable way to convert any value from Acres to Hectares with high precision.
To convert acres to hectares, multiply the area value by 0.404686. This ensures accurate results whether you're working with everyday measurements or technical specifications.
Why Convert Between Acres and Hectares?
Area conversions between Acres and Hectares are frequently needed in various situations:
- International travel and communication
- Engineering and technical documentation
- Science and academic research
- Cooking and recipes from different regions
- Manufacturing and product specifications
- Real estate and land surveying
Since the imperial system is used primarily in the United States and a few other countries, while the metric system is common in most countries worldwide, converting between these systems is essential for global communication and understanding.
Conversion Accuracy
Our Acre to Hectare converter uses the precise conversion factor to provide accurate results. While some may use simplified approximations for quick mental calculations, this converter ensures high precision for all applications, from everyday use to scientific and engineering calculations.
For everyday use, you can often use simplified conversion factors, but for technical work, the full precision offered by this converter is recommended.
Practical Applications
Converting between Acres and Hectares has numerous practical applications:
- Real estate listings and property comparisons
- Agricultural land management and crop planning
- Construction and building material calculations
- Environmental impact assessments and conservation planning
Having a reliable converter ensures accuracy in these applications, preventing costly errors and ensuring consistency across different measurement systems.
Historical Context
The relationship between Acres and Hectares has evolved over time:
Understanding these historical contexts helps explain why we need these conversions and why certain conversion factors are used.
Acre to Hectare Conversion Table
This table provides common conversion values from Acres to Hectares. Use it as a quick reference for frequently needed conversions.
| Acre (ac) | Hectare (ha) |
|---|---|
| 1 | 0.404686 |
| 5 | 2.02343 |
| 10 | 4.04686 |
| 20 | 8.09372 |
| 50 | 20.2343 |
| 100 | 40.4686 |
How to use this table: Find the Acre value in the left column, then read across to find the equivalent Hectare value.
Conversion formula: To convert from Acres to Hectares, multiply the acre value by the conversion factor.
Common Area Conversion Formulas
Here are some common conversion formulas for area units that you might find useful:
Multiply the area value in square feet by 0.092903 to get square meters.
Multiply the area value in square meters by 10.7639 to get square feet.
Multiply the area value in acres by 43,560 to get square feet.
Multiply the area value in hectares by 2.47105 to get acres.