If you were born in 1988, you are 37 or 38 years old in 2026 (depending on whether your birthday has passed). Born in 1988 age: 38 years.
Born in 1988: you are 37 years old before your birthday in 2026, and 38 years old after. Generation: Millennial.
If born in 1988, you are 37 or 38 years old in 2026.
Born in 1988: Millennial.