2000 population estimate for San Diego, United States of America In 2000, San Diego, United States of America has an estimated population of 2,986,000 people. 1950/San_Diego-USA.html>1950 | 1955/San_Diego-USA.html>1955 | 1960/San_Diego-USA.html>1960 | 1965/San_Diego-USA.html>1965 | 1970/San_Diego-USA.html>1970 | 1975/San_Diego-USA.html>1975 | 1980/San_Diego-USA.html>1980 | 1985/San_Diego-USA.html>1985 | 1990/San_Diego-USA.html>1990 | 1995/San_Diego-USA.html>1995 | 2000/San_Diego-USA.html>2000 | 2005/San_Diego-USA.html>2005 | 2010/San_Diego-USA.html>2010 | 2015/San_Diego-USA.html>2015 | full/San_Diego-USA.html>All years 1950-2000/San_Diego-USA.html>1950-2000 | 1950-2015/San_Diego-USA.html>1950-2015 | 1955-2005/San_Diego-USA.html>1955-2005 | 1960-2000/San_Diego-USA.html>1960-2000 | 1970-2000/San_Diego-USA.html>1970-2000 | 1975-2005/San_Diego-USA.html>1975-2005 | 1985-2005/San_Diego-USA.html>1985-2005 | 1995-2005/San_Diego-USA.html>1995-2005 | 2000-2005/San_Diego-USA.html>2000-2005 | 2005-2010/San_Diego-USA.html>2005-2010 | 2005-2015/San_Diego-USA.html>2005-2015