PHOTOS: Bay Area celebrates Joe Biden, Kamala Harris' 2020 presidential win

SAN FRANCISCO (KGO) -- From San Francisco to Oakland, it was a joyous day for thousands of supporters around the Bay Area celebrating the win of President-elect Joe Biden and Bay Area native and Vice President-elect Kamala Harris.

RELATED: Watch as SF Bay Area cheers, celebrates news that Biden is set to become president

Once the announcement came that Joe Biden garnered enough votes to be the apparent winner in Pennsylvania, putting him over the 270-electoral vote threshold needed to win the presidency, thousands flocked over to San Francisco's Castro District and raised their rainbow, U.S. and Biden/Harris flags.

Across the bay, Lake Merritt became the epicenter of celebration in Oakland. One woman touted a sign reading "Harris in Da White House" as she celebrated on Grand Avenue.

Check out the photo gallery above to see more of the festivities.

RELATED: Watch President-elect Joe Biden's full acceptance speech from Delaware Saturday night

President-elect Joe Biden pledged on Saturday, Nov. 7, to be a president "who seeks not to divide but to unify." Watch his full remarks above.

RELATED: Watch Vice President-elect Kamala Harris' full acceptance speech from Delaware Saturday night

Speaking from Delaware on Saturday, Nov. 7, Vice president-elect Kamala Harris paid tribute to Black women who "so often prove they are the backbone of our democracy."