Protestors are going to get an early start; one of the first protests of the day will be at the Montgomery BART station at 8 a.m.
FULL LIST: Events planned around the Bay Area in recognition of May Day
There will also be a large protest at Justin Herman Plaza at 11 a.m., but organizers think you'll see even larger crowds this year because of the immigration policies of President Donald Trump. Unless people are too scared to come, organizers say they really hope that isn't the case.
"I know a lot of families have these ideas that it is a day where you have to fearful to hit the streets, but we as organizers know that only through the masses coming together and organizing together .. Will be able to stop living in fear," said Sagnicthe Salazar, Oakland Sin Fronteras.
RELATED: Bay Area groups plan to protest on May Day
Protestors started getting ready over the weekend, making signs and banners that will be on display on both sides of the Bay with marches in San Francisco and Oakland. Planners promise the rallies will be family friendly. They'll have workers in the crowd watching for crowd control and to keep the message positive.
To read more about immigration, click here.