[1] Revenue service began between Oak Grove and the Statue of Junípero Serra on April 30, 1891 after testing the previous day.

[7] A new carbarn opened the following year with second hand rolling stock acquired from Santa Cruz and the California Street Cable Railroad in San Francisco.

The rebuild was performed with mismatched equipment, with rail weight varying between 20 to 60 pounds per yard (9.9 to 29.8 kg/m) and some trolley wire reportedly reused from scrap.

[12] Around the same time as electrification, the company additionally put forward plans to build a new line to the Ord Barracks in the Presidio,[13] with construction begun by January 1904.

[17] Despite parallel bus service being established in 1912,[18] the breakout of war in Europe drove passengers to the Franklin Hill line and the Presidio.

[19][20] The State Railroad Commission demanded upgrade works along the line, but the company showed that they were barely making money and could not afford such an expenditure.