Liquid application rate.
Gallons per Acre to Gallons per Hectare Converter — gal/ac to gal/ha
Convert Gallon per Acre (gal/ac) to Gallon per Hectare (gal/ha) using the exact conversion factor (1 gallon per acre = 2.471053815 gallon per hectare). See the formula, worked examples, and conversion table.
Gallons per Acre to Gallons per Hectare converter
Converter
Agriculture Converter
Convert acres, hectares, yield, seed, fertilizer, irrigation, and application-rate units.
Context values
Some unit families need one extra value for a physically accurate result.
Liquid application rate.
Result = input x 9.35395623e-7 / 3.78541178e-7.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Acre to Gallons per Hectare
Gallon per Acre and Gallon per Hectare both measure a farming-related quantity — a land area or an application/yield rate per unit area — used to report crop yields, calculate how much fertilizer or seed a field needs, and plan irrigation. Both are liquid application rate units.
Formula
gallons per hectare = gallons per acre × 2.47105381467
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per acre equals 9.353956e-7 base units, and 1 gallon per hectare equals 3.785412e-7 base units, so dividing one by the other gives the direct gallon per acre-to-gallon per hectare factor of 2.47105381467.
Simple example
1 gal/ac × 2.471053815 = 2.471053815 gal/ha
1 gallon per acre = 2.471053815 gallons per hectare.
Real-world example
100 gal/ac × 2.471053815 = 247.1053815 gal/ha
100 gallons per acre = 247.1053815 gallons per hectare.
Conversion table
| Gallon per Acre (gal/ac) | Gallon per Hectare (gal/ha) |
|---|---|
| 1 gal/ac | 2.471053815 gal/ha |
| 5 gal/ac | 12.35526907 gal/ha |
| 10 gal/ac | 24.71053815 gal/ha |
| 50 gal/ac | 123.5526907 gal/ha |
| 100 gal/ac | 247.1053815 gal/ha |
| 500 gal/ac | 1,235.526907 gal/ha |
Reverse conversion: Gallon per Hectare to Gallon per Acre
2.471053815 gal/ha × 0.4046856422 = 1 gal/ac
2.471053815 gallons per hectare = 1 gallons per acre.
gallons per acre = gallons per hectare × 0.40468564224
For a page dedicated to this direction, see Gallon per Hectare to Gallon per Acre.
Understanding the Gallon per Acre (gal/ac)
Liquid application rate.
Understanding the Gallon per Hectare (gal/ha)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallons per hectare are in 1 gallon per acre?
1 gallon per acre equals 2.471053815 gallons per hectare, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per acre to gallon per hectare?
Multiply the gallon per acre value by 2.471053815. The converter above does this instantly to whatever precision you set.
How do I convert gallon per hectare back to gallon per acre?
Use the reverse factor: 1 gallon per hectare equals 0.4046856422 gallons per acre. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per acre?
Gallon per Acre (gal/ac) is a unit of agriculture.
What is a gallon per hectare?
Gallon per Hectare (gal/ha) is a unit of agriculture.
Is the gallon per acre to gallon per hectare conversion exact?
Yes. Both gallon per acre and gallon per hectare are defined by fixed standards rather than physical artifacts, so the factor of 2.471053815 used above is exact to as many digits as you choose to display.
What's the difference between a yield rate and an application rate?
A yield rate describes how much of a crop is harvested per unit of land area (for example, tonnes per hectare). An application rate describes how much of an input like fertilizer or seed is applied per unit of land area. Both are commonly expressed using the same kind of mass-per-area units.