How Old Is Someone Born in 1939?
If you were born in 1939, you are 87 after your 2026 birthday and 86 before it. That makes 1939 one of the earliest birth years on this site, and anyone still asking how old is someone born in 1939 is usually checking on one of the oldest Americans alive today. For an exact figure down to the day, use the full date of birth in the main age calculator.
Age today for everyone born in 1939
About 80% of people born in 1939 have already had their birthday this year.
- 91in 2030
- 101in 2040
- 111in 2050
Anyone born in 1939 is a member of the Silent Generation, a generation that covers birth years 1928 to 1945. This page answers how old is someone born in 1939 for every month of the year and lists the milestones that follow from that birth year. All numbers assume the Gregorian calendar used in the United States, with leap days counted.
How Old Is Someone Born in 1939 Right Now?
Birthdays decide the split for 1939: a January baby turned 87 early in 2026, while a December baby stays 86 almost all year. On October 18, 2026, the line falls between October 18 and October 19 birthdays. Anyone born after that line is still waiting for their 2026 birthday.
Someone born on January 1, 1939 had lived 32,067 days by October 18, 2026, which is about 4,581 weeks. A person born on December 31, 1939 had lived 31,703 days by the same date. That spread of nearly a full year is why the answer to how old is someone born in 1939 can differ by one for most of 2026.
Age today by birth month
- Jan87
- Feb87
- Mar87
- Apr87
- May87
- Jun87
- Jul87
- Aug87
- Sep87
- Oct86/87
- Nov86
- Dec86
Birthday passed This month Still ahead
Future Ages and Milestones for 1939
Someone born in 1939 will be 91 in 2030, 101 in 2040 and 111 in 2050, counting from the birthday in each of those years. They turned 18 in 1957 and reached 21 in 1960, the US ages for adulthood and legal drinking. The 100th birthday for this group falls in 2039.
People born in 1939 reached Medicare age, 65, in 2004. Their full retirement age for Social Security is 65 and 4 months, set by birth year under federal rules. The earliest Social Security claiming age, 62, falls in 2001 for this group.
Milestone years for 1939
- 18Legal adult in every US state1957
- 21Legal drinking age1960
- 30Turns 301969
- 40Turns 401979
- 50Turns 501989
- 60Turns 601999
- 65Medicare eligibility2004
- 70Turns 702009
- 80Turns 802019
- 90Turns 902029
- 100Centenarian2039
Generation, Chinese Zodiac and Leap Year for 1939
Under the generation chart used on this site, 1939 belongs to the Silent Generation, and the Baby Boomers came after it. 1939 sits inside the span rather than on an edge, so most sources agree on the label. Beyond how old is someone born in 1939, the generation page explains the years, the name and what shaped the group.
In the Chinese zodiac, most of 1939 is the year of the Earth Rabbit, starting with the Lunar New Year on February 19, 1939. People born in 1939 before that date belong to the previous animal, the Tiger. 1939 was a common year of 365 days that began on a Sunday, with no February 29.
From the Lunar New Year on February 19, 1939. Earlier 1939 births are the Earth Tiger.
Chinese age calculatorSchool Timeline for Children Born in 1939
Most US school systems used an entry cutoff close to September 1, which splits the 1939 birth year in two. Children born before the cutoff usually started school in the fall of 1944, and those born after it in 1945. A state with a later cutoff can move a fall birthday into the earlier group.
The same split put most people born in 1939 in the high school class of 1957 or 1958. For those who went straight to a four year college, graduation came around 1961. The age by grade chart shows the full pattern for every grade.
School timeline with a September 1 cutoff
Born January 1 to September 1
- KStarts kindergartenFall 1944
- 12Class of1957
- 262026 to 2027 school yearFinished high school
Born September 2 to December 31
- KStarts kindergartenFall 1945
- 12Class of1958
- 262026 to 2027 school yearFinished high school
Cutoff dates vary by state. See the age by grade chart.
Frequently Asked Questions
How old is someone born in 1939?
Asked how old is someone born in 1939, the answer in 2026 is 87 after the birthday and 86 before it. The birthday decides which age applies. Use the full date of birth for an exact answer.
What generation is someone born in 1939?
People born in 1939 belong to the Silent Generation. That group covers births from 1928 to 1945. Some sources draw the lines a year or two differently.
What is the Chinese zodiac for 1939?
Most of 1939 is the year of the Earth Rabbit. The animal changes at the Lunar New Year, which fell on February 19, 1939. Births before that date take the previous sign, the Tiger.
Was 1939 a leap year?
No, 1939 was a common year with 365 days. It had no February 29. The nearest leap years were 1936 and 1940.
When does someone born in 1939 turn 90?
Someone born in 1939 turns 90 in 2029, on their birthday that year. Until that date they remain 89. The age calculator shows the exact number of days left.