Convert Square Pole to Square Mile
Convert square poles to square miles instantly. 1 square pole = 9.765625e-6 square mile — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Square Mile to Square Pole converter for the reverse conversion.
Units explained
Square Pole
A square pole is identical to a square rod, equal to approximately 25.293 m². 'Pole' is a regional name used in some US and British contexts.
Identical to square rod and square perch; differs only in regional naming preference.
Square poles appear in some historical US land records, particularly in mid-Atlantic states with strong English colonial heritage.
Standardized via the 1959 International Yard and Pound Agreement.
Square Mile
A square mile is an imperial unit of area equal to exactly 2,589,988.110336 m². It is used for measuring large land areas in the United States and the United Kingdom.
Derived by squaring the statute mile (5,280 feet). The mile was standardized via the 1959 International Yard and Pound Agreement.
Square miles are used for US and UK regional geography (county areas, lake sizes, large parks), national statistics, and military range descriptions. 1 mi² = 640 acres = 2.589988 km².
Mile dates to Roman antiquity; modern exact value standardized in 1959.
Square Pole to Square Mile conversion formula
The relationship between square poles and square miles:
To convert square poles to square miles, multiply the value in square poles by 9.765625e-6. To reverse, multiply square miles by 102400.
How to use this converter
Type a value into the calculator. The result in square miles updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Square Mile to Square Pole converter for the reverse direction.
Step-by-step: convert square poles to square miles
- Write down the value in square poles (pole²).
- Multiply that value by the factor 9.765625e-6.
- The product is the equivalent value in square miles (mi²).
- To reverse, multiply the square mile value by 102400.
Worked examples
Example 1 — Convert 1 pole² to mi²:
1 × 9.765625e-6 = 9.765625e-6 mi²
Example 2 — Convert 100 pole² to mi²:
100 × 9.765625e-6 = 0.0009765625 mi²
Square Pole to Square Mile conversion table
Standard reference values for converting square poles to square miles:
| Square Pole [pole²] | Square Mile [mi²] |
|---|---|
| 0.01 | 9.765625e-8 |
| 0.1 | 9.765625e-7 |
| 1 | 9.765625e-6 |
| 2 | 1.953125e-5 |
| 3 | 2.929687e-5 |
| 4 | 3.90625e-5 |
| 5 | 4.882813e-5 |
| 10 | 9.765625e-5 |
| 20 | 0.0001953125 |
| 30 | 0.0002929687 |
| 40 | 0.000390625 |
| 50 | 0.0004882812 |
| 100 | 0.0009765625 |
| 500 | 0.0048828125 |
| 1000 | 0.009765625 |
Frequently asked questions
How many square miles is 1 square pole?
How do I convert square poles to square miles?
How do I convert square miles back to square poles?
How many square miles is 100 square poles?
Popular area unit conversions
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Metric / SI (5 units)
Imperial / US Customary (14 units)
Sources & references
Conversion factor (1 pole² = 9.765625e-6 mi²) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.