San Francisco's Halloween is always a frightfully good time, with the city's nightclubs and music venues hosting hellish parties, bar crawls and concerts. We've rounded up the biggest San Francisco Halloween 2014 Events and Parties and one thing is for sure - this year, SF is going to get wild.

FRI 10/31

Spookfest spookfest

LIVE 105 Spookfest: Subsonic Halloween Massive 2014

@ Oracle Arena

Going into its 5th year, Live 105 Spookfest is returning to Oracle Arena in Oakland for a Subsonic Halloween massive, set to bring another amazing year of costumes, good vibes and amazing DJs. With big names like Alesso, Chromeo, Gareth Emery, Duke Dumont, Henry Fong and Slaptop on this year's lineup, Spookfest 2014 is guaranteed to be amazing.

5pm / $75 / 18+

FRI 10/31 & SAT 11/1

Ghost Ship VII: Asylum

@ Pier 70

Buckle the strait-jacket and charge up the electroshocks... you are about to be committed to the Asylum at Ghost Ship 2014. The Bay Area’s most beloved Halloween event is back year at the gargantuan Pier 70 for its 7th annual event. Stay tuned for lineup udates & more info.

9pm - 4am / $60

FRI 10/31

Infusion Halloween

@ Infusion Lounge

Get ready for another Halloween celebration of epic proportions this year at Infusion Lounge. From amazing custom decor, to go-go dancers and awesome DJs, Infusion Lounge is guaranteed to take Halloween to the next level. Keep your eyes peeled for more info.

FRI 10/31

Halloween Masquerade Ball

@ JW Marriott

Get ready for a truly swanky affair -- SF's Annual Halloween Masquerade Ball is back! Join in for a special night of seduction & elegance in the heart of Union Square. DJ Bruce Parker & DJ Pat Allen will be providing the music.

8pm - 2am / $25 - $220

THU 10/30 & FRI 10/31

The Dancing Dead

@ Ruby Skye

Ruby Skye is going all out this Halloween with two nights of madness featuring world-renowned DJs Heahunterz & Cash Cash. Expect over-the-top production with over $20,000 in props, insane custom visuals and so much more.

9pm - 3am / $25 - $55

THU 10/30

Tycho

@ Fox Theater

Experience the lush sonic soundscapes of Norcal native Tycho as he brings his live three-piece band to Oakland with special guest Com Truise for a pre-Halloween show like no other.

8pm / $27.50

FRI 10/31

Night of the Living Bass

@ Mighty

Opel returns for it's 12th Annual Halloween Costume Supa Bash at Mighty for an all out top notch gathering of friendly freaks and music from Funkagenda, Sydney Blue and more!

9pm - 4am / $25 - $35

FRI 10/31

Halloween Ball: Cosplay Edition

@ Kabuki Hotel

Calling all fans of anime, video games, comic books and sci-fi -- Cosplay Halloween Ball is invading SF with 2 rooms of music, a cash prize costume contest and more!

7pm - 1am/ $25 - $85

THU 10/30 - SUN 11/2

Mr. Nobody's Spookeasy

@ The Great Star Theater

Experience the vices and villainy that snuffed out Vaudeville! Share a cocktail with a tantalizing apparition! Drink it all in, and be intoxicated by the deadly charms of SPOOKEASY!

8pm - 1am / $49 - $99

FRI 10/31

Halloween Party 2014

@ The Starlight Room

Indulge your senses in absolute amazement by the Annual Halloween Party at The Starlight. Featuring spooky DJs (The Les, J Rock, Dave Gillis), special performances and more.

8pm - 2am / $15 - $30

FRI 10/31 & SAT 11/1

Halloween Pub Crawl

@ Marina District

Drink your way through San Francisco this Halloween weekend as the official Halloween Pub Crawl returns to the Marina for back to back days of drunken, costumed debauchery.

5pm - 2am/ $20 - $75

SAT 10/25

Masquerotica

@ The Factory

SF's most risqué Halloween costume party is back with SF's most gifted underground artistic, creative, theatrical and sex-positive communities in an only-in-SF-stylin' celebration.

9pm - 4am

FRI 10/31

Mad Hatters Ball

@ 1015 Folsom

DJ Dials, an-ten-nae, & 1015 Folsom are back with the 5th annual Mad Hatters Ball featuring UK phenom, AlunaGeorge, alongside Bob Moses performing LIVE & so much more!

10pm - 5am

FRI 10/31 & SAT 11/1

Jack Yo Lantern

@ San Jose Event Center

Get ready for 2 massive days of dance music madness featuring Flosstradamus, New World Punx, Madeon & more big names at the first ever Jack Yo Lantern Halloween festival.

7pm / $80

FRI 10/31

The Pimps of Joytime

@ The Fillmore

Acclaimed nu-soul funk masters, The Pimps of Joytime, are making their highly-awaited return to SF this Halloween for a special live performance alongside Moon Hooch.

8pm / $35

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