2004 to 2025: Your Age Timeline, Milestones & Highlights

In 2025, someone born in 2004 turns 21. Below is the full year-by-year age timeline.

Born in
2004
Target year
2025
Age in target year
21
Years Old

Quick answer

In 2025, someone born in 2004 turns 21. Below is the full year-by-year age timeline.

2004 to 2025 Age Timeline (Year-by-Year)

YearAgeMilestones
20040Born
20051
20062
20073
20084
20095
20106
20117
20128
20139
201410
201511
201612
201713Teen years
201814
201915
202016
202117
20221818 (adult)
202319
202420
20252121 milestone