How many tablespoons are in a UK gallon?

One UK imperial gallon equals approximately 303.0594 US tablespoons, based on 1 UK gallon = 4,546.09 mL and 1 tablespoon = 15 mL.

Is the tablespoon here US or UK?

This converter uses the US metric tablespoon of exactly 15 mL, which is also the standard tablespoon in most modern recipes worldwide. The UK tablespoon (17.76 mL) is rarely used today.

What is a UK imperial gallon?

The UK imperial gallon is defined as exactly 4.54609 litres. It is larger than the US liquid gallon (3.78541 L) and is used in the United Kingdom and some Commonwealth countries.

How accurate is this converter?

Results are accurate to 6 significant figures. The conversion factor (1 UK gal = 303.0594 tbsp) is derived from exact SI definitions of the litre and the tablespoon.

Can I convert fractions of a tablespoon?

Yes — you can enter any decimal value such as 0.5 or 1.25, and the converter will handle it correctly.

Tablespoons to UK Gallons Converter

Name: Tablespoons to UK Gallons Converter
Availability: InStock
Author: Nham Vu

Convert tablespoons to UK (imperial) gallons instantly, with the reverse conversion shown side by side.

Tablespoons → UK Gallons

Enter tablespoons (tbsp) to get UK imperial gallons.

Tablespoons (tbsp)

UK Gallons → Tablespoons

Enter UK imperial gallons to get tablespoons.

UK Gallons (gal)

Quick Reference — Common Conversions

Tablespoons (tbsp)	UK Gallons

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Summary

Convert tablespoons to UK (imperial) gallons instantly, with the reverse conversion shown side by side.

How it works

Enter a value in the Tablespoons field to convert to UK gallons.
Or enter a value in the UK Gallons field to convert to tablespoons.
The converter uses 1 UK gallon = 4.54609 L and 1 tablespoon = 15 mL.
Results update instantly as you type.
Click "Copy Result" to copy the converted value to your clipboard.

Use cases

Scale a UK recipe that lists ingredients in tablespoons to gallon quantities.
Convert a bulk liquid purchase listed in UK gallons back to tablespoons for portioning.
Double-check cooking or brewing measurements when switching between US and UK volumes.
Verify unit conversions for chemistry or lab work using tablespoon measurements.

Frequently Asked Questions

Last updated: 2026-07-25 · Reviewed by Nham Vu