Liquid application rate.
Gallons per Acre to Gallons per Square foot Converter — gal/ac to gal/ft2
Convert Gallon per Acre (gal/ac) to Gallon per Square foot (gal/ft2) using the exact conversion factor (1 gallon per acre = 0.0000229568 gallon per square foot). See the formula, worked examples, and conversion table.
Gallons per Acre to Gallons per Square foot 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 / 0.04074583333.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Acre to Gallons per Square foot
Gallon per Acre and Gallon per Square foot 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 square foot = gallons per acre × 0.0000229568411387
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 square foot equals 0.0407458333333 base units, so dividing one by the other gives the direct gallon per acre-to-gallon per square foot factor of 0.0000229568411387.
Simple example
1 gal/ac × 0.00002295684114 = 0.0000229568 gal/ft2
1 gallon per acre = 0.0000229568 gallons per square foot.
Real-world example
100 gal/ac × 0.00002295684114 = 0.0022956841 gal/ft2
100 gallons per acre = 0.0022956841 gallons per square foot.
Conversion table
| Gallon per Acre (gal/ac) | Gallon per Square foot (gal/ft2) |
|---|---|
| 1 gal/ac | 0.0000229568 gal/ft2 |
| 5 gal/ac | 0.0001147842 gal/ft2 |
| 10 gal/ac | 0.0002295684 gal/ft2 |
| 50 gal/ac | 0.0011478421 gal/ft2 |
| 100 gal/ac | 0.0022956841 gal/ft2 |
| 500 gal/ac | 0.0114784206 gal/ft2 |
Reverse conversion: Gallon per Square foot to Gallon per Acre
0.0000229568 gal/ft2 × 43560 = 0.999998208 gal/ac
0.0000229568 gallons per square foot = 0.999998208 gallons per acre.
gallons per acre = gallons per square foot × 43560
For a page dedicated to this direction, see Gallon per Square foot to Gallon per Acre.
Understanding the Gallon per Acre (gal/ac)
Liquid application rate.
Understanding the Gallon per Square foot (gal/ft2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallons per square foot are in 1 gallon per acre?
1 gallon per acre equals 0.0000229568 gallons per square foot, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per acre to gallon per square foot?
Multiply the gallon per acre value by 0.00002295684114. The converter above does this instantly to whatever precision you set.
How do I convert gallon per square foot back to gallon per acre?
Use the reverse factor: 1 gallon per square foot equals 43,560 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 square foot?
Gallon per Square foot (gal/ft2) is a unit of agriculture.
Is the gallon per acre to gallon per square foot conversion exact?
Yes. Both gallon per acre and gallon per square foot are defined by fixed standards rather than physical artifacts, so the factor of 0.00002295684114 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.