Acre to Square Mile Converter
The Acre to Square Mile Converter is a user-friendly online tool, for quickly converting Square Acre to Square Mile.
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Acre to Square Mile Converter
Simplifying Land Measurements
Size is important when you are working with land measurements, especially if you are in fields of real estate, agriculture, or geography, and therefore it is important to communicate size in the right units. There are two commonly used units for measuring land, acres and square miles. The Acre to Square Mile Converter helps users switch units fast and eliminates decision errors that are associated with solving the calculations on their own.
About Acre and Square Mile
About Acre Definition:
Most commonly referred to as land measurement, an acre represents a unit of area used in the imperial and US customary systems. Size: In terms of one acre, 43,560 square feet, 4,840 square yards, or approximately 4,047 square meters. History: The term comes from the Old English word æcer for a field. The quantity of land that could be plowed in a day with a yoke of oxen. Usage: Countries like the United States, Canada, and the UK use acres as a measurement metric for agricultural fields, residential plots, and recreational areas.
About Square Mile Definition:
A square mile is much bigger than that; it is the size of an area, which equals the square with sides that are one mile long. Size: One-mile square measures out to 640 acres; 27,878,400 square feet; or approximately 2.59 square kilometers. Usage: Large-scale measurements such as cities, counties, states, and national territories are often squared around in square miles.
Difference Between Acre and Square Mile
| Aspect | Acre | Square Mile |
|---|---|---|
| Size | Smaller (1 acre = 1/640 of a square mile) | Larger (1 square mile = 640 acres) |
| Applications | Used for smaller land parcels like farms, plots, or parks | Used for larger areas like cities or regions |
| Measurement Basis | Based on smaller, traditional field sizes | Reflects broader geographical or administrative areas |
100 Acre to Square Mile conversion formula and example
The conversion factor: of 1 acre is approximately equal to square acre / 640
Let's Convert 100 acres to square miles
So, 100 acres is approximately equal to 0.15625 square miles.
Interesting Facts
Smallest Land Measurement: Although the acre is small compared to a square mile, it’s still bigger than the average football field, which is 1.32 acres.
Largest Square Mile Areas: Square miles are often cited for such large states as Texas (268,597 square miles), Alaska (663,300 square miles), and Louisiana (43,293 square miles).
Historical Usage: In medieval England, land tended to be measured in acres rather than square miles, which were not seen often until cartography and large-scale mapping became common.
A Table for Acre to Square Mile conversion
| Acres | Square Miles |
|---|---|
| 1 | 0.0015625 mi2 |
| 2 | 0.003125 mi2 |
| 3 | 0.0046875 mi2 |
| 4 | 0.00625 mi2 |
| 5 | 0.0078125 mi2 |
| 6 | 0.009375 mi2 |
| 7 | 0.0109375 mi2 |
| 8 | 0.0125 mi2 |
| 9 | 0.0140625 mi2 |
| 10 | 0.015625 mi2 |
| 20 | 0.03125 mi2 |
| 30 | 0.046875 mi2 |
| 40 | 0.0625 mi2 |
| 50 | 0.078125 mi2 |
| 60 | 0.09375 mi2 |
| 70 | 0.109375 mi2 |
| 80 | 0.125 mi2 |
| 90 | 0.140625 mi2 |
| 100 | 0.15625 mi2 |
References:
1 . National Institute of Standards and Technology (NIST). (2022). "NIST Guide to SI Units - Appendix B8: Factors for Units Listed Alphabetically."
2 . United States Geological Survey (USGS). (2022). "Unit Conversions."