Age Calculator - Calculate Your Exact Age

Calculate your exact age in years, months, and days with our enterprise-quality age calculator. Track important life milestones, see when you'll turn 18, 21, 30, 50, or 65, and get detailed breakdowns including total days, hours, and minutes alive.

Select your date of birth
Your Age

18 Years Old

0 months and 0 days

Born: Saturday, December 08, 2007
Age calculated on: December 08, 2025
Detailed Breakdown
6,575 Total Days
939 Total Weeks
216 Total Months
157,800 Total Hours
You've been alive for:
~9,468,000 minutes
Birth Date: 2007-12-08 (Saturday)
Born on a: Saturday
Next Birthday

Your 19th birthday

Tuesday, December 08, 2026

365 days until your birthday

How to Use the Age Calculator

  1. Enter your birth date - Use the date picker to select your date of birth. The calculator accepts any date from the past 150 years.
  2. Choose calculation date - By default, the calculator shows your current age. Uncheck "Calculate age as of today" to find your age on any specific date.
  3. Click Calculate - Get your exact age in years, months, and days, plus detailed breakdowns and milestone tracking.
  4. View milestones - See upcoming important ages like 18, 21, 30, 50, 65 with countdown timers and descriptions.

Back to Calculator

When to Use the Age Calculator

Personal & Family

Find exact age: Calculate your exact age in years, months, and days for personal records, medical forms, or just curiosity.

Baby age tracking: Track your baby's age in months and days for developmental milestones, pediatric appointments, and baby books.

Birthday planning: Know exactly how old someone will be on their next birthday for party planning, gift selection, and milestone celebrations.

Legal & Official

Age verification: Confirm if someone has reached legal age for voting (18), drinking (21), senior discounts (55+), or Medicare eligibility (65).

Retirement planning: Calculate how many years, months, and days until retirement age for financial planning and career decisions.

Legal documents: Determine exact age for insurance applications, passport renewals, legal contracts, and age-restricted activities.

Business & HR

Employment eligibility: Verify minimum age requirements for job applications, internships, and youth employment programs.

Age-based benefits: Calculate eligibility for age-based employee benefits, pension plans, and retirement packages.

Insurance calculations: Determine age for insurance premiums, health plans, and risk assessments.

Academic & Education

School enrollment: Verify age requirements for kindergarten entry, school registration, and grade placement.

Scholarship eligibility: Check age criteria for scholarships, grants, and educational programs with age restrictions.

Student records: Maintain accurate age information for academic records, sports participation, and student identification.

Medical & Health

Medical records: Provide accurate age for medical histories, treatment plans, and age-specific health screenings.

Vaccination schedules: Track age for pediatric vaccinations, immunization records, and health milestones.

Age-based screening: Calculate eligibility for mammograms, colonoscopies, and other age-specific preventive care.

Key Features

  • Exact age calculation (years, months, days)
  • Milestone tracking (18, 21, 30, 50, 65+)
  • Next birthday countdown
  • Total time alive (days, hours, minutes)
  • Historical date calculation
  • Copy to clipboard functionality
  • Quick preset ages (18, 21, 25, 30, 40, 50)
  • Mobile-responsive design

Frequently Asked Questions

How do I calculate my exact age?
Enter your birth date using the date picker and click Calculate. The calculator will show your exact age in years, months, and days, plus additional details like total hours and minutes you've been alive.
What age milestones does the calculator track?
The calculator tracks important milestones including age 18 (legal adult), 21 (legal drinking age in US), 25, 30, 40, 50, 65 (Medicare eligibility), 70, 75, 80, 90, and 100 (centenarian). Each milestone includes a description and countdown timer.
Can I calculate age on a specific date in the past?
Yes! Uncheck "Calculate age as of today" and select any date to calculate your age on that specific historical date. Perfect for finding out how old you were on important life events, weddings, or other significant dates.
When will I turn 18 or 21 years old?
The calculator automatically shows upcoming milestones including when you'll turn 18, 21, or any other significant age. Enter your birth date to see exact dates and countdown timers for these important milestones.
How accurate is the age calculation?
The calculator provides exact age calculations down to the day, accounting for leap years and varying month lengths. It calculates the precise number of years, months, and days between your birth date and the calculation date.
Can I use this calculator for someone else's age?
Absolutely! Enter any birth date to calculate age for family members, friends, historical figures, or anyone else. The calculator works for any date within the past 150 years.
What is the legal age for different activities?
In the United States: voting and legal adult status is 18, alcohol consumption is 21, car rental typically requires 25, senior discounts often start at 55, and Medicare eligibility begins at 65. Use the calculator to see when you'll reach these milestones.

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