Bill Gates is 70 years old in 2026. Bill Gates co-founded Microsoft in 1975 and spent 25 years making it the dominant force in personal computing software. At 70, he has stepped back entirely from Microsoft's board and focuses full-time on the Bill & Melinda Gates Foundation — now the world's largest private charitable foundation, with a $50+ billion endowment — addressing global health, poverty, and climate change. In 2021, his divorce from Melinda Gates after 27 years became one of the most closely watched splits in tech history.
Bill Gates at a Glance: Quick Facts
| Detail | Info |
| Full Name | Bill Gates |
| Date of Birth | October 28, 1955 |
| Age in 2026 | 70 |
| Birthplace | Seattle, Washington, USA |
| Known For | Microsoft Co-founder · Gates Foundation · Vaccine Philanthropist |
| Net Worth | ~$106B |
| Zodiac Sign | Scorpio |
| Generation | Baby Boomer |
Bill Gates's Age at Every Major Milestone
| Age | Year | Milestone |
| 19 | 1975 | Co-founded Microsoft with Paul Allen in Albuquerque, New Mexico |
| 30 | 1986 | Microsoft IPO; Gates became a billionaire at 31 |
| 40 | 1995 | Windows 95 launched; became the world's richest person for the first time |
| 47 | 2002 | Stepped back from Microsoft CEO role; transitioned to Chief Software Architect |
| 63 | 2019 | Stepped down from Microsoft board; divorce from Melinda announced 2021 |
| 70 | 2026 | Focused entirely on Gates Foundation; tackling climate, health, and food security |
How Old Is Bill Gates's Family in 2026?
Here is how Bill Gates's age compares to key members of their family as of July 2026:
| Relation | Name | Age in 2026 | Age Gap |
| Daughter | Jennifer Gates | 30 | Bill Gates is 40 yrs younger |
| Son | Rory Gates | 27 | Bill Gates is 43 yrs younger |
| Daughter | Phoebe Gates | 23 | Bill Gates is 47 yrs younger |
Source: Wikipedia — Bill Gates