Hybrid electric vehicles in the United States in 2008-2009 had the highest registration in Portland, OR and in 2009 San Francisco had the second highest.
Rank
2009 1 Metropolitan
Area Portland, OR New registered
hybrids
per 1000
households
(2009) 8.8 Rank
2008 1 Metropolitan
Area Portland, OR New registered
hybrids
per 1000
households
(2008) 12.17 
