Convert Tablespoon (Metric) to US gallons
Western Europe · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 Tablespoon (Metric) = 0.00396258 US gallons
US gallons = Tablespoon (Metric) × 0.0039625808
Convert any amount
Tablespoon (Metric) to US gallons table
| Tablespoon (Metric) | US gallons |
|---|---|
| 0.25 Tablespoon (Metric) | 0.000990645 US gallons |
| 0.5 Tablespoon (Metric) | 0.00198129 US gallons |
| 1 Tablespoon (Metric) | 0.00396258 US gallons |
| 2 Tablespoon (Metric) | 0.00792516 US gallons |
| 3 Tablespoon (Metric) | 0.0118877 US gallons |
| 4 Tablespoon (Metric) | 0.0158503 US gallons |
| 5 Tablespoon (Metric) | 0.0198129 US gallons |
| 10 Tablespoon (Metric) | 0.0396258 US gallons |
| 20 Tablespoon (Metric) | 0.0792516 US gallons |
| 25 Tablespoon (Metric) | 0.0990645 US gallons |
| 50 Tablespoon (Metric) | 0.198129 US gallons |
| 100 Tablespoon (Metric) | 0.396258 US gallons |
About the Tablespoon (Metric)
Metric tablespoon = 15ml exactly.
- Symbol
- tbsp m
- Value in SI
- 1 Tablespoon (Metric) = 0.015 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other cooking measures units in the Western Europe family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
- Gill (UK) to US gallonsHistorically reconstructed
- Teaspoon (Metric) to US gallonsConventional value
- Cup (UK/Imperial) to US gallonsConventional value
- Cup (Metric) to US gallonsConventional value
- Fluid Ounce (UK) to US gallonsConventional value
- Gallon (UK) to US gallonsConventional value
- Gallon (US) to US gallonsConventional value
- Pint (UK) to US gallonsConventional value
Related conversions
Frequently asked
How many US gallons are in a Tablespoon (Metric)?
1 Tablespoon (Metric) = 0.00396258 US gallons. Multiply the number of Tablespoon (Metric) by 0.0039625808 to get US gallons.
What is Tablespoon (Metric) used for?
Metric tablespoon = 15ml exactly. It is classified as active and dates from the modern period.
Is the Tablespoon (Metric) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Tablespoon (Metric) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert Tablespoon (Metric) to US gallons. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/tbsp-metric-to-us-gallon
Report an incorrect value or source
Regional units vary by district and by century. If this figure, its variant list or its citation is wrong where you are, tell us — the report carries the page context automatically.