How Old Am I If I Was Born in 1948?
If you were born in 1948, you are 78 years old if you have already had your birthday this year, or 77 if you have not (as of Thursday, October 29, 2026).
77 or 78
years old in 2026
Everyone born in 1948 turns 78 on their birthday in 2026. By October 29, people with birthdays from January 1 to October 29 are already 78, and the rest are still 77. The Pew Research Center counts 1948 births in the Baby Boom generation, which runs from 1946 to 1964. Most of 1948 was the year of the Earth Rat in the Chinese zodiac. Lunar New Year came on February 10, 1948, so babies born before it are the Fire Pig.
Age by birth month
Your exact age today depends on the month and day you were born in 1948. The months and days below run from the last day of each month to the first.
| Born in | Years | Months | Days |
|---|---|---|---|
| January 1948 | 78 | 944–945 | 28,761–28,791 |
| February 1948 | 78 | 944 | 28,732–28,760 |
| March 1948 | 78 | 942–943 | 28,701–28,731 |
| April 1948 | 78 | 941–942 | 28,671–28,700 |
| May 1948 | 78 | 940–941 | 28,640–28,670 |
| June 1948 | 78 | 939–940 | 28,610–28,639 |
| July 1948 | 78 | 938–939 | 28,579–28,609 |
| August 1948 | 78 | 937–938 | 28,548–28,578 |
| September 1948 | 78 | 936–937 | 28,518–28,547 |
| October 1948 | 77 or 78 | 935–936 | 28,487–28,517 |
| November 1948 | 77 | 934–935 | 28,457–28,486 |
| December 1948 | 77 | 933–934 | 28,426–28,456 |
Counted from Thursday, October 29, 2026 (US Eastern time). The page recounts from your device's date when it opens.
How old in 2030, 2040 and 2050
Someone born in 1948 turns 82 in 2030, 92 in 2040 and 102 in 2050. Before the birthday in each year, the age is one less.
| Year | Age after the birthday | Age before it |
|---|---|---|
| 2030 | 82 | 81 |
| 2040 | 92 | 91 |
| 2050 | 102 | 101 |
Retirement and Medicare ages for 1948
People born in 1948 could start Social Security at 62, in 2010, at a reduced rate. Their full retirement age is 66, which they reached in 2014. Each year they wait after that, up to 70 in 2018, raises the monthly amount. A January 1, 1948 birthday counts as 1947 for this rule.
Medicare starts at 65, in 2013. You can sign up in the 3 months before your birthday month, in that month or in the 3 months after.
Required minimum distributions from IRAs began at 70½ for anyone born before July 1, 1949, so 2018 for a January to June 1948 birthday and 2019 for a later one.
| Milestone | Age | Year |
|---|---|---|
| Earliest Social Security retirement benefits | 62 | 2010 |
| Medicare eligibility | 65 | 2013 |
| Social Security full retirement age | 66 | 2014 |
| Social Security stops growing for delay | 70 | 2018 |
| Required minimum distributions start | 70½ | 2018 or 2019 |
Sources: SSA full retirement age table, Medicare.gov sign-up dates, IRS required minimum distribution FAQs. General information, not tax or benefits advice.
What year were you born if you are 78?
Someone who is 78 on October 29, 2026 and has had a birthday this year was born in 1948. If their birthday is still ahead, between October 30 and December 31, they were born in 1947. The birth year table covers every age from 1 to 100.
Birth year 1948 facts
| Fact | Answer |
|---|---|
| Age at the end of 2026 | 78 |
| Generation (Pew) | Baby Boom generation (1946–1964) |
| 1948 started on | Thursday, January 1, 1948 |
| Leap year | Yes, 1948 had 366 days |
| Chinese zodiac | Earth Rat from February 10, 1948; Fire Pig before |
Milestone birthdays
| Milestone | Year | When |
|---|---|---|
| Turns 18 | 1966 | Past |
| Turns 21 | 1969 | Past |
| Turns 30 | 1978 | Past |
| Turns 40 | 1988 | Past |
| Turns 50 | 1998 | Past |
| Turns 60 | 2008 | Past |
| Turns 65 | 2013 | Past |
| Turns 70 | 2018 | Past |
| Turns 80 | 2028 | In 2 years |
| Turns 90 | 2038 | In 12 years |
| Turns 100 | 2048 | In 22 years |
Days lived
Someone born in 1948 has been alive between 28,426 days (born December 31) and 28,791 days (born January 1) as of Thursday, October 29, 2026. That is roughly 4,087 weeks.
In the US, most children born in 1948 finished high school in 1966, or in 1967 if their birthday fell after the school-entry cut-off. That cut-off is usually in late summer or early autumn and varies by state.
Born in 1948 questions
What generation is someone born in 1948?
Someone born in 1948 belongs to the Baby Boom generation (1946–1964), as defined by the Pew Research Center.
What is the full retirement age for someone born in 1948?
It is 66 for Social Security. Benefits can start from 62 at a reduced rate.
What Chinese zodiac sign is 1948?
Most of 1948 was the Earth Rat. Births before Lunar New Year on February 10, 1948 belong to the Fire Pig.
Related pages
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APA: ClockTotals. (2026, October 29). How Old Am I If I Was Born in 1948? https://clocktotals.com/how-old/born-in-1948/
MLA: “How Old Am I If I Was Born in 1948?” ClockTotals, 29 Oct. 2026, clocktotals.com/how-old/born-in-1948/.
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