Celebrating 6 billion
Liberty Institute Main Page
History of World Population
Year
Population estimate in million
8000 BC
5
5000 BC
5 - 20
1000 BC
50
500 BC
100
1 AD
170 - 400
500 AD
190 - 206
1000 AD
254 - 345
1500 AD
425 - 540
1700 AD
600 - 679
1800 AD
813 - 1,125
1850 AD
1,128 - 1,402
1900 AD
1,550 - 1,762
1930 AD
2,070
1950 AD
2,400
1974 AD
4,000
1999 AD
6,000
Source: UN and the US Census Bureau.
India: Vital Statistics
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