Mass application rate.
Short tons per Square foot to Short tons per Acre Converter — ton/ft2 to ton/ac
Convert Short ton per Square foot (ton/ft2) to Short ton per Acre (ton/ac) using the exact conversion factor (1 short ton per square foot = 43,560 short ton per acre). See the formula, worked examples, and conversion table.
Short tons per Square foot to Short tons per Acre 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.
Mass application rate.
Result = input x 9764.855273 / 0.2241702312.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Short tons per Square foot to Short tons per Acre
Short ton per Square foot and Short ton per Acre 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 mass application rate units.
Formula
short tons per acre = short tons per square foot × 43560
This factor comes from each unit's defined relationship to the category's base unit: 1 short ton per square foot equals 9764.85527277 base units, and 1 short ton per acre equals 0.224170231239 base units, so dividing one by the other gives the direct short ton per square foot-to-short ton per acre factor of 43560.
Simple example
1 ton/ft2 × 43560 = 43,560 ton/ac
1 short ton per square foot = 43,560 short tons per acre.
Real-world example
100 ton/ft2 × 43560 = 4,356,000 ton/ac
100 short tons per square foot = 4,356,000 short tons per acre.
Conversion table
| Short ton per Square foot (ton/ft2) | Short ton per Acre (ton/ac) |
|---|---|
| 1 ton/ft2 | 43,560 ton/ac |
| 5 ton/ft2 | 217,800 ton/ac |
| 10 ton/ft2 | 435,600 ton/ac |
| 50 ton/ft2 | 2,178,000 ton/ac |
| 100 ton/ft2 | 4,356,000 ton/ac |
| 500 ton/ft2 | 21,780,000 ton/ac |
Reverse conversion: Short ton per Acre to Short ton per Square foot
1 ton/ac × 0.00002295684114 = 0.0000229568 ton/ft2
1 short ton per acre = 0.0000229568 short tons per square foot.
short tons per square foot = short tons per acre × 0.0000229568411387
For a page dedicated to this direction, see Short ton per Acre to Short ton per Square foot.
Understanding the Short ton per Square foot (ton/ft2)
Mass application rate.
Understanding the Short ton per Acre (ton/ac)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many short tons per acre are in 1 short ton per square foot?
1 short ton per square foot equals 43,560 short tons per acre, using the exact defined conversion factor rather than an estimate.
How do I convert short ton per square foot to short ton per acre?
Multiply the short ton per square foot value by 43560. The converter above does this instantly to whatever precision you set.
How do I convert short ton per acre back to short ton per square foot?
Use the reverse factor: 1 short ton per acre equals 0.0000229568 short tons per square foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a short ton per square foot?
Short ton per Square foot (ton/ft2) is a unit of agriculture.
What is a short ton per acre?
Short ton per Acre (ton/ac) is a unit of agriculture.
Is the short ton per square foot to short ton per acre conversion exact?
Yes. Both short ton per square foot and short ton per acre are defined by fixed standards rather than physical artifacts, so the factor of 43560 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.