A boombox is a portable stereo.

Boombox or Boom Box may also refer to:

• BoomBox (American band)
• BoomBox (Ukrainian band)

• Boom Box (No Doubt album), a 2003 box set by No Doubt
• Boombox (Kylie Minogue album), a 2009 remix album by Kylie Minogue
• Boombox (Robin album), a 2013 remix album by Robin
• Boombox – Early Independent Hip Hop, Electro and Disco Rap 1979–82, a 2016 compilation album from Soul Jazz Records
• Boombox, a 2011 album by Beatsteaks

• "Boombox" (song), 2016 song by Laura Marano
• "Boombox", a 1985 song by Vitabeats
• "Boombox", a 2010 song by The Lonely Island from Incredibad

• Boombox (Sirius), a breakbeat and rock remix Sirius Satellite Radio station
• The Boombox, a website owned by Townsquare Media

• Boom Blox, a 2008 video game