How old would you be if born in 2004?

Someone born in 2004 would currently be 20 turning 21 years old in 2025. Discover key facts, frequently asked questions, and a day-by-day age breakdown for the year 2004 below.

Key Facts About 2004

Leap Year Yes
366 days
Roman Numerals MMIV
Chinese Zodiac Monkey 🐒
Century 21st
2001–2100
Decade 2000s
2000–2009
Generation Gen Z
(Approx.)
Jan 1st Was A... Thursday
Millennium 3rd
2001–3000

Common Questions About 2004

How old are people born in 2004 now (in 2025)?

Anyone born in 2004 will turn 21 years old during 2025. Their exact age depends on their birth date. See daily breakdowns below.

How many years ago was 2004?

2004 was 21 full years before the end of 2025.

What day was January 1st, 2004?

January 1st, 2004 was a Thursday.

Was 2004 a leap year?

Yes, 2004 was a leap year (366 days).

How is 2004 written in Roman Numerals?

The year 2004 is written as MMIV.

What is the Chinese Zodiac animal for 2004?

2004 was the Year of the Monkey 🐒.

What century was 2004 in?

The year 2004 is in the 21st Century (2001–2100).

What decade does 2004 belong to?

2004 is part of the 2000s decade (2000–2009).

What generation includes people born in 2004?

People born in 2004 are typically considered Gen Z. (Definitions vary).

Daily Age Calculation for 2004 Born

How Old Am I If Born In January, 2004?

If your birthday is January 1st, 2004, your current age is approximately 21 years and 5 months old. See precise daily calculations below.

How Old Am I If Born In February, 2004?

If your birthday is February 1st, 2004, your current age is approximately 21 years and 4 months old. See precise daily calculations below.

How Old Am I If Born In March, 2004?

If your birthday is March 1st, 2004, your current age is approximately 21 years and 3 months old. See precise daily calculations below.

How Old Am I If Born In April, 2004?

If your birthday is April 1st, 2004, your current age is approximately 21 years and 2 months old. See precise daily calculations below.

How Old Am I If Born In May, 2004?

If your birthday is May 1st, 2004, your current age is approximately 21 years and 1 month old. See precise daily calculations below.

How Old Am I If Born In June, 2004?

If your birthday is June 1st, 2004, your current age is approximately 21 years and 0 months old. See precise daily calculations below.

How Old Am I If Born In July, 2004?

If your birthday is July 1st, 2004, your current age is approximately 20 years and 11 months old. See precise daily calculations below.

How Old Am I If Born In August, 2004?

If your birthday is August 1st, 2004, your current age is approximately 20 years and 10 months old. See precise daily calculations below.

How Old Am I If Born In September, 2004?

If your birthday is September 1st, 2004, your current age is approximately 20 years and 9 months old. See precise daily calculations below.

How Old Am I If Born In October, 2004?

If your birthday is October 1st, 2004, your current age is approximately 20 years and 8 months old. See precise daily calculations below.

How Old Am I If Born In November, 2004?

If your birthday is November 1st, 2004, your current age is approximately 20 years and 7 months old. See precise daily calculations below.

How Old Am I If Born In December, 2004?

If your birthday is December 1st, 2004, your current age is approximately 20 years and 6 months old. See precise daily calculations below.