The US therm is a natural-gas billing unit equal to 100,000 BTU, used by utilities to measure gas usage.
Therms to Kilojoules
Convert US therm (therm) to Kilojoule (kJ) instantly with an exact formula, conversion table, and FAQ.
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Convert therms (therm) to kilojoules (kJ) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A kilojoule (kJ) equals 1,000 joules and is commonly used on nutrition labels outside the United States.
kJ = therm × 105480.4
Results update instantly for Therms to Kilojoules conversions.
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Formula
kJ = therm × 105480.4
therm = kJ × 0.00000948043428
Conversion table
| 1 therm | 105480.400000 kJ |
| 5 therm | 527402 kJ |
| 10 therm | 1.054804e+06 kJ |
| 20 therm | 2.109608e+06 kJ |
| 50 therm | 5.274020e+06 kJ |
| 100 therm | 1.054804e+07 kJ |
| 500 therm | 5.274020e+07 kJ |
| 1000 therm | 1.054804e+08 kJ |
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How the formula works
Both us therm and kilojoule measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in therms by 105480.4 to get kilojoules. To reverse the conversion, multiply a kilojoule value by 0.00000948043428 to get back to therms.
Frequently asked questions
What is US therm (therm)?
The US therm is a natural-gas billing unit equal to 100,000 BTU, used by utilities to measure gas usage.
What is Kilojoule (kJ)?
A kilojoule (kJ) equals 1,000 joules and is commonly used on nutrition labels outside the United States.
How do I convert therms to kilojoules?
Multiply the us therm value by 105480.4 to get the equivalent in kilojoules. For example, 5 therm × 105480.4 = 527402 kJ.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 105480.4 is an exact, non-rounded value.
Can I convert kilojoules back to therms?
Yes. Divide the kilojoule value by 105480.4, or multiply it by 0.00000948043428, to get therms.
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About converting therms to kilojoules
The US therm is a natural-gas billing unit equal to 100,000 BTU, used by utilities to measure gas usage. A kilojoule (kJ) equals 1,000 joules and is commonly used on nutrition labels outside the United States.
Use this calculator to move between therms and kilojoules accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.