EAST PALO ALTO, California — Facebook CEO Mark Zuckerberg and his wife are donating $5 million to help expand a community health center in Silicon Valley.
The gift — announced Wednesday — will cover part of the $29 million cost for adding another facility to the Ravenswood Family Health Center in East Palo Alto, Calif.
The new building is expected to be complete next year.
The 29-year-old Zuckerberg has become one of the world's richest people since he started Facebook's online social network at Harvard University nearly a decade ago. Forbes magazine estimates his wealth at $19 billion.
Zuckerberg has been funneling some of fortune into philanthropy. Last year, he and his wife, Priscilla Chan, donated Facebook stock valued at $900 million to the Silicon Valley Community Foundation.