Bay Area most commonly refers to the San Francisco Bay Area, the urban area surrounding the San Francisco Bay in Northern California.

Bay Area may also refer to:

• Guangdong–Hong Kong–Macau Greater Bay Area, an area around Guangdong, Macau and Hong Kong
• Monterey Bay Area, an area around Monterey Bay, California
• Tampa Bay area, an area around Tampa Bay, Florida
• Galveston Bay Area, an area around Galveston Bay, Texas
• Traverse Bay Area, an area around Grand Traverse Bay, Michigan