How Old – Quick "How Old / What Year Was I Born" Calculators
Find instant answers to age and birth year questions with our specialized calculator tools. Each calculator is optimized for specific queries with precise date arithmetic and leap year handling.
If I'm 55, What Year Was I Born?
Get your birth year instantly, with or without knowing if your birthday has passed.
Open CalculatorIf I'm 14, What Year Was I Born?
See the exact or two-year range depending on your birthday.
Open CalculatorBorn in 1983: How Old Are You?
Your exact age today (years, months, days) plus next birthday.
Open CalculatorCorrected Age (Preterm, 2025)
Chronological vs corrected age using gestational age and assessment date.
Open CalculatorIf I Was Born in 1968, How Old Am I?
See your exact age today (or any date). Add month/day for precision or view the year-only range.
Open CalculatorHow Old Is Someone Born in 1990?
Instant age for anyone born in 1990. Choose a reference date, see next birthday and weekday.
Open CalculatorAbout These Age Calculators
Our collection of specialized age calculators provides instant, accurate answers to common age and birth year questions. Each tool uses precise calendar arithmetic to handle leap years, varying month lengths, and birthday timing logic. For detailed information about our calculation methods, visit our methodology page.
Frequently Asked Questions
Why are there different calculators for different ages and years?
Each calculator is optimized for specific queries to provide the most accurate results. Age-to-year calculators handle birthday logic, while year-to-age calculators provide exact chronological calculations.
What's the difference between chronological and corrected age?
Chronological age is time since birth. Corrected age adjusts for premature birth by subtracting the weeks born early, used in developmental assessments for preterm babies.
How accurate are these calculators?
All calculators use precise date arithmetic accounting for leap years, varying month lengths, and birthday timing. Results are calendar-exact to the day level.