Span to Chain Converter
Convert Span (span) to Chain (ch) instantly. 1 span = 0.011364 ch.
Length Converter
31 units available
1 span = 0.011364 ch
Formula:
ch = span × 0.0113636364With your value: 1 span = 0.01136364 ch
How big is that?
Everyday references on a logarithmic scale, all expressed in span so you can sanity-check the result.
Other Span to Chain conversions
Span to Chain Conversion Table
| Span (span) | Chain (ch) |
|---|---|
| 0.5 | 0.005682 |
| 1 | 0.011364 |
| 2 | 0.022727 |
| 5 | 0.056818 |
| 10 | 0.113636 |
| 15 | 0.170455 |
| 20 | 0.227273 |
| 25 | 0.284091 |
| 50 | 0.568182 |
| 100 | 1.136364 |
| 250 | 2.840909 |
| 500 | 5.681818 |
| 1000 | 11.363636 |
Chain to Span Conversion Table
| Chain (ch) | Span (span) |
|---|---|
| 0.5 | 44 |
| 1 | 88 |
| 2 | 176 |
| 5 | 440 |
| 10 | 880 |
| 15 | 1,320 |
| 20 | 1,760 |
| 25 | 2,200 |
| 50 | 4,400 |
| 100 | 8,800 |
| 250 | 22,000 |
| 500 | 44,000 |
| 1000 | 88,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Span (span)
Length
Traceable to the metre, defined by fixing the speed of light in vacuum at 299 792 458 m/s. Imperial lengths derive from the 1959 international yard (0.9144 m exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Chain (ch)
Length
Traceable to the metre, defined by fixing the speed of light in vacuum at 299 792 458 m/s. Imperial lengths derive from the 1959 international yard (0.9144 m exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Span to Chain
To convert from Span (span) to Chain (ch), multiply the value by 0.0113636364.
Formula: ch = span × 0.0113636364
Reverse: span = ch × 88
Step-by-Step Example
- Start with your value in Span. For example: 5 span
- Multiply by the conversion factor: 5 x 0.0113636364
- The result is: 0.056818 ch
About Span
The span (span) is a unit of distance and length. One span equals 0.2286 metres. UnitConvertLab converts it against every other length unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: length calculations, engineering and science, education.
About Chain
Gunter's chain equals 66 feet (20.1168 m) and underpins the US Public Land Survey System: 10 square chains make one acre.
Common uses: land surveying, cadastral records, cricket pitch length.
Frequently Asked Questions
How many Chain are in 1 Span?
There are exactly 0.0113636364 Chain in 1 Span. This means the conversion factor from Span to Chain is 0.0113636364.
What is the formula to convert Span to Chain?
The formula to convert Span to Chain is: ch = span × 0.0113636364. For example, to convert 10 Span to Chain, you would multiply 10 by 0.0113636364.
What is a Span?
The span (span) is a unit of distance and length. One span equals 0.2286 metres. UnitConvertLab converts it against every other length unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Chain?
Gunter's chain equals 66 feet (20.1168 m) and underpins the US Public Land Survey System: 10 square chains make one acre.
What are the common uses of Span?
The Span is commonly used in length calculations, engineering and science, education.
Related Length Conversions
Cite this page
UnitConvertLab. (2026). Span to Chain converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/span-to-chain