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Liters to Imperial gallons (L to gal (UK))
Convert liters to imperial gallons: 1 L = 0.219969 gal (UK). Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.
Formula
1 L = 0.219969 gal (UK)
imperial gallons = liters × 0.2199692483 — reverse: liters = imperial gallons × 4.54609
The factor is derived from the SI definitions of both units (base unit: L) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.
Worked examples
- 5 L = 1.09985 gal (UK)
- 12.5 L = 2.74962 gal (UK)
- 100 L = 21.9969 gal (UK)
Liters to imperial gallons conversion table
| Liters (L) | Imperial gallons (gal (UK)) |
|---|---|
| 1 | 0.219969 |
| 2 | 0.439938 |
| 3 | 0.659908 |
| 4 | 0.879877 |
| 5 | 1.09985 |
| 6 | 1.31982 |
| 7 | 1.53978 |
| 8 | 1.75975 |
| 9 | 1.97972 |
| 10 | 2.19969 |
| 15 | 3.29954 |
| 20 | 4.39938 |
| 25 | 5.49923 |
| 30 | 6.59908 |
| 40 | 8.79877 |
| 50 | 10.9985 |
| 75 | 16.4977 |
| 100 | 21.9969 |
| 200 | 43.9938 |
| 250 | 54.9923 |
| 500 | 109.985 |
| 1000 | 219.969 |
FAQ
How many imperial gallons are in one liter?
1 L = 0.219969 gal (UK). The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.
What is the formula to convert liters to imperial gallons?
Multiply the value in liters by 0.2199692483: imperial gallons = liters × 0.2199692483. For example, 5 L = 1.09985 gal (UK).
How do I convert imperial gallons back to liters?
Multiply by the inverse factor 4.54609 (liters = imperial gallons × 4.54609), or use the imperial gallons-to-liters page.
Related conversions
Machine access
- API:
GET https://tttkmbb.com/api/v1/convert?value=5&from_unit=L&to_unit=gal_uk - MCP: server
https://tttkmbb.com/mcp, toolconvert_unitswith{"value":5,"from_unit":"L","to_unit":"gal_uk"} - Markdown: https://tttkmbb.com/conversion/liters-to-imperial-gallons.md · JSON: https://tttkmbb.com/conversion/liters-to-imperial-gallons.json (add
?value=for a result) · Units: /api/v1/units?quantity=volume - OpenAPI operationId:
convert_units. Freshness:static. Authentication: none.