Convert grams to kilograms

1 g = 0.001 kg. Change the amount below, or read the formula and the reference table further down.

1 gram equals

0.001kilograms

1 g = 0.001 kg

The formula

Grams and kilograms both measure weight & mass from the same zero, so a single multiplier does the job.

kg = g × 0.001

Going the other way? Convert kilograms to grams.

Grams to kilograms table

Common values, rounded for reading.

Grams (g)Kilograms (kg)
10.001
20.002
30.003
40.004
50.005
60.006
70.007
80.008
90.009
100.01
150.015
200.02
250.025
300.03
400.04
500.05
750.075
1000.1
2500.25
5000.5
1,0001

Questions people ask

How many kilograms are in a gram?
One gram equals 0.001 kilograms.
How do I convert grams to kilograms by hand?
Multiply the number of grams by 0.001. For a rough check, 0.001 is close enough for most everyday use.
What is 1 gram in kilograms?
1 gram is 0.001 kilograms.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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