Yes, although there is an electrification effort planned: http://www.caltrain.com/projectsplans/CaltrainModernization/Modernization/PeninsulaCorridorElectrific

Yes, although there is an electrification effort planned: http://www.caltrain.com/projectsplans/CaltrainModernization/Modernization/PeninsulaCorridorElectrificationProject.html http://www.caltrain.com/projectsplans/CaltrainModernization/... Current completion date is estimated at 2020, but it keeps slipping...