In the 1930s, traveling from New York to California by train typically took about three to four days, depending on the specific route and service. The journey involved multiple transfers and stops along the way, as well as varying schedules from different rail companies. The experience was marked by scenic views and the comfort of sleeping cars, but it was significantly longer than modern travel times.
Amtrak has service to California from New York through Chicago. Take the Lake Shore Limited to Chicago. The change to the California Zephyr if you wish to go to northern California or the Southwest Chief if you wish to go to southern California.
Yes, there are many places from which you can come to New York by train.
you can travel anywhere inside the state
New York
4 hours is how long it take to get to California from New York
Locations in the state of California are from 2500 to 3000 miles (4200 to 5000 km) from New York State. (see related question for one example)
10 hours
New York is on the east coast of the United States. California is on the west coast. Travelling from New York to California you would travel west.
Three and a half days
Travel northeast
7 hours
The trip from Chicago to New York when riding the "20th Century Limited" took 16 hours in 1930. The travel time varied depending on which train was taken.