2040s

Millennium:	3rd millennium
Centuries:	20th century – 21st century – 22nd century
Decades:	2010s 2020s 2030s – 2040s – 2050s 2060s 2070s
Years:	2040 2041 2042 2043 2044 2045 2046 2047 2048 2049

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[change] The decade as a whole

This decade will be called "the twenty-forties". The Roman number will be MMXL.

The first Baby Boomers will be 100 years old in 2046.

Millennium:	3rd millennium
Centuries:	20th century – 21st century – 22nd century
Decades:	2010s 2020s 2030s – 2040s – 2050s 2060s 2070s
Years:	2040 2041 2042 2043 2044 2045 2046 2047 2048 2049