Pinnacle Marina Tower is a high rise building in San Diego, California, United States.

It was completed in 2005 as the Pinnacle Museum Tower, and is the second tallest residential building in the city with a height of 449 feet (137 m).

The building has 36 floors, a three-floor parking garage, 182 residential units and nine commercial units.

It is situated in the Marina district of downtown San Diego.