Convert Square Rod to Square Yard
Convert square rods to square yards instantly. 1 square rod = 30.25 square yard — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Square Yard to Square Rod converter for the reverse conversion.
Units explained
Square Rod
A square rod is an imperial unit of area equal to approximately 25.293 m². It is part of the historical English land survey system.
Derived by squaring the rod (16.5 feet or 1/4 chain). The rod, perch, and pole are three names for the same length.
Square rods appear in historical English and American land surveys and legacy property records. The unit is largely obsolete today, surviving mainly in legal descriptions of older land grants.
Standardized via the 1959 International Yard and Pound Agreement.
Square Yard
A square yard is an imperial unit of area equal to exactly 0.83612736 m². It is used for carpet, fabric, paving, and some landscaping measurements.
Derived by squaring the yard (3 feet). The yard was standardized to exactly 0.9144 m via the 1959 International Yard and Pound Agreement.
Square yards are used in carpeting (US and UK), fabric retail, paving (UK, US, India), and landscape gardening. In India, square yards are sometimes used in legal property documents.
Yard dates to medieval English usage; modern exact value standardized in 1959.
Square Rod to Square Yard conversion formula
The relationship between square rods and square yards:
To convert square rods to square yards, multiply the value in square rods by 30.25. To reverse, multiply square yards by 0.0330578512.
How to use this converter
Type a value into the calculator. The result in square yards 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 Yard to Square Rod converter for the reverse direction.
Step-by-step: convert square rods to square yards
- Write down the value in square rods (rd²).
- Multiply that value by the factor 30.25.
- The product is the equivalent value in square yards (yd²).
- To reverse, multiply the square yard value by 0.0330578512.
Worked examples
Example 1 — Convert 1 rd² to yd²:
1 × 30.25 = 30.25 yd²
Example 2 — Convert 100 rd² to yd²:
100 × 30.25 = 3025 yd²
Square Rod to Square Yard conversion table
Standard reference values for converting square rods to square yards:
| Square Rod [rd²] | Square Yard [yd²] |
|---|---|
| 0.01 | 0.3025 |
| 0.1 | 3.025 |
| 1 | 30.25 |
| 2 | 60.5 |
| 3 | 90.75 |
| 4 | 121 |
| 5 | 151.25 |
| 10 | 302.5 |
| 20 | 605 |
| 30 | 907.5 |
| 40 | 1210 |
| 50 | 1512.5 |
| 100 | 3025 |
| 500 | 15125 |
| 1000 | 30250 |
Frequently asked questions
How many square yards is 1 square rod?
How do I convert square rods to square yards?
How do I convert square yards back to square rods?
How many square yards is 100 square rods?
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Metric / SI (5 units)
Imperial / US Customary (14 units)
Sources & references
Conversion factor (1 rd² = 30.25 yd²) 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 Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.