How old is someone born in 2021?
4 or 5 years old as of July 12, 2026, 5 if their 2026 birthday has already passed, 4 if it hasn't. This page updates to your current date automatically.
Computed in your browser from your local date, nothing is sent anywhere.
Milestone birthdays for 2021
| Milestone | Calendar year |
|---|---|
| Turns 18 | 2039 |
| Turns 21 | 2042 |
| Turns 25 | 2046 |
| Turns 30 | 2051 |
| Turns 40 | 2061 |
| Turns 50 | 2071 |
| Turns 62 | 2083 |
| Turns 65 | 2086 |
| Turns 100 | 2121 |
Born in 2021: Generation Alpha · Year of the Ox (from Lunar New Year).
Frequently asked questions
What generation is someone born in 2021?
Someone born in 2021 is Generation Alpha, using the Pew Research Center's commonly cited boundaries.
What Chinese zodiac sign is 2021?
2021 is a Year of the Ox. Caveat: the zodiac year starts at Lunar New Year (late January to mid-February), so January and early-February birthdays usually belong to the previous sign.
When does someone born in 2021 turn 65?
On their birthday in 2086.
How old will someone born in 2021 be in 2036?
They will turn 15 on their birthday in 2036 (and be 14 before it).