California always was the largest plug-in electric car market in the U.S. and the most recent data shows plug-ins at roughly 4.5% market share there, which matches conventional hybrids.

Plug-in car sales in California

Average PHEV share in California stands at around 2%, while BEVs touch 2.5%.

Various models entered the top 5 in sales in their segment too, like the Chevrolet Bolt EV, BMW i3, Tesla Model X and Tesla Model S.

Maybe the new Nissan LEAF and Tesla Model 3 will soon join the top 5 ranks too.

If we check the California's plug-in share compared to overall plug-in electric car U.S. sales, the state contributes close to half:

2013

California - 42,545

U.S. - 97,507

Share - 44%

California - 59,485

U.S. - 122,438

Share - 49%

California - 62,217

U.S. - 116,099

Share - 54%

California - 75,074

U.S. - 158,614

Share - 47%

California - 70,033

U.S. - 142,226

Share - 49%

https://twitter.com/ZEVAlliance/status/953706338349019136

Source: CNCDA