Convert liters to milliliters

Liter (l) to milliliter (ml). One liter equals 1000 milliliters.

1 l =1000ml (milliliters)

Formula

milliliters = liters × 1000

Liter to milliliter conversion table

LitersMillilitersMillilitersLiters
1 l1000 ml1 ml0.001 l
2 l2000 ml2 ml0.002 l
3 l3000 ml3 ml0.003 l
5 l5000 ml5 ml0.005 l
10 l10000 ml10 ml0.01 l
20 l20000 ml20 ml0.02 l
50 l50000 ml50 ml0.05 l
100 l100000 ml100 ml0.1 l
500 l500000 ml500 ml0.5 l
1000 l1000000 ml1000 ml1 l

Decimal liters to milliliters conversion table

The exact decimal amounts people look up most often, worked out with the same factor the converter above uses. Every row is calculated, not rounded off a chart.

LitersMilliliters
0.003 l3 ml
0.01 l10 ml
0.015 l15 ml
0.02 l20 ml
0.025 l25 ml
0.03 l30 ml
0.035 l35 ml
0.04 l40 ml
0.045 l45 ml
0.05 l50 ml
0.055 l55 ml
0.06 l60 ml
0.065 l65 ml
0.07 l70 ml
0.075 l75 ml
0.08 l80 ml
0.085 l85 ml
0.09 l90 ml
0.095 l95 ml
0.1 l100 ml
0.125 l125 ml
0.15 l150 ml
0.2 l200 ml
0.25 l250 ml
0.3 l300 ml
0.33 l330 ml
0.35 l350 ml
0.4 l400 ml
0.45 l450 ml
0.5 l500 ml
0.55 l550 ml
0.6 l600 ml
0.65 l650 ml
0.67 l670 ml
0.7 l700 ml
0.75 l750 ml
0.8 l800 ml
0.85 l850 ml
0.9 l900 ml
0.95 l950 ml
1 l1000 ml
1.05 l1050 ml
1.1 l1100 ml
1.15 l1150 ml
1.2 l1200 ml
1.25 l1250 ml
1.3 l1300 ml
1.35 l1350 ml
1.4 l1400 ml
1.45 l1450 ml
1.5 l1500 ml
1.55 l1550 ml
1.6 l1600 ml
1.65 l1650 ml
1.7 l1700 ml
1.75 l1750 ml
1.8 l1800 ml
1.85 l1850 ml
1.9 l1900 ml
1.95 l1950 ml
2 l2000 ml

Milliliters back to liters

The same conversion in reverse, for when you have the answer and need the question.

MillilitersLiters
1 ml0.001 l
5 ml0.005 l
10 ml0.01 l
25 ml0.025 l
50 ml0.05 l
100 ml0.1 l
250 ml0.25 l
500 ml0.5 l
750 ml0.75 l
1000 ml1 l
1500 ml1.5 l

Where the liter to milliliter factor comes from

  1. The litre is not an SI base unit, but it has an exact SI definition: one litre is exactly one cubic decimetre (1 dm³), which is 0.001 m³.
  2. The prefix milli means one thousandth, so a millilitre is exactly 0.001 litres, which works out to exactly one cubic centimetre (1 cm³).
  3. One litre therefore holds exactly 1000 millilitres. Like every metric step, the factor is exact by definition.
  4. millilitres = litres × 1000, a decimal point moved three places right. 0.02 l becomes 20 ml and 0.125 l becomes 125 ml.

Sources

Common mistakes

Millilitres, cubic centimetres and cc are the same thing

1 ml = 1 cm³ = 1 cc, exactly. Medical syringes are marked in cc and engine sizes in cc, but no conversion is needed: a 5 cc dose is 5 ml. What is not the same is the cubic metre, which holds 1000 litres, and the cubic millimetre, which is a millionth of a litre.

Litres are metric, fluid ounces are not

Litres and millilitres are identical everywhere in the world, but the units people mix them with are not. A US fluid ounce is 29.5735295625 ml while an imperial (UK) fluid ounce is 28.4130625 ml, so the same 0.5 l is 16.91 US fl oz but 17.6 imperial fl oz. UnitGlide uses US fluid measures.

To convert liters to milliliters, multiply the number of liters by 1000. One liter equals 1000 milliliters, and one milliliter equals 0.001 liters, so the relationship is fixed and exact. As a worked example, 10 l comes to 10000 ml. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a volume conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common liter values already worked out in milliliters, plus the reverse milliliter to liter direction, which is handy for quick reference or double-checking a result by hand.

Liter to milliliter in practice

Litres to millilitres is one of the cleanest conversions there is, which is exactly why it is worth getting the decimal point right in the kitchen, the pharmacy and the lab.

Where precision matters

Cooking scales up and down through it constantly, but medicine is where the decimal point earns its keep: a 0.5 L bottle is 500 mL, and a 2.5 mL infant dose is 0.0025 L. Homebrewers, aquarium keepers and gardeners dosing nutrients all live in the same territory, moving between litre-scale volumes and millilitre-scale additions without wanting to slip a factor of ten.

Millilitres, cubic centimetres and cc

One millilitre is exactly one cubic centimetre, so a syringe or engine marked in cc needs no conversion at all: a 5 cc dose is 5 mL, and a 1,500 cc engine displaces 1.5 L. Because every step is a factor of 1,000, the whole conversion is a decimal point moved three places, with no rounding to introduce error at any scale.

Watch the metric prefix, not the fluid ounce

The units that cause trouble here are the ones people reach for by mistake. Litres and millilitres are identical everywhere in the world, but a fluid ounce is not: a US fluid ounce is 29.6 mL and a UK one 28.4 mL. If a recipe mixes litres with ounces, convert the ounces separately rather than assuming a round 30 mL each.

A quick check

Because the factor is a flat thousand, a fast sanity test is to count decimal places: 0.05 L should gain three zeros to become 50 mL, and 1.25 L becomes 1,250 mL. If the answer is off by a power of ten, a decimal place went missing on the way.

Reading a drinks label

Bottled drinks straddle the two units by habit: a soft drink is sold as 500 mL but a bottle of wine as 0.75 L, which is the same 750 mL. A litre of milk is a round 1,000 mL, and a small carton is often 200 mL, or 0.2 L. Being fluent both ways makes it easy to compare pack sizes on a shelf where some are marked in litres and others in millilitres.

Frequently asked questions

How many ml is 0.02 l?

0.02 l is 20 ml. Multiply litres by 1000: 0.02 × 1000 = 20. That is about four teaspoons.

How many ml is 0.05 litres?

0.05 litres is 50 ml. The factor never changes, so 0.005 l is 5 ml and 0.5 l is 500 ml.

Is 1000 ml exactly 1 litre?

Yes, exactly. The millilitre is defined as one thousandth of a litre, and one litre is defined as one cubic decimetre, so both relationships are exact rather than approximate.

How many milliliters are in a liter?

One liter equals 1000 milliliters. The ratio is constant, so you can multiply any number of liters by 1000 to get milliliters.

What is the formula to convert liters to milliliters?

Use milliliters = liters × 1000. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.

How do I convert milliliters back to liters?

Go the other way by using one milliliter equals 0.001 liters. You can also press the swap button in the converter above to flip the direction in one click.

Is this liter to milliliter converter accurate?

Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.

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