2000 Plus (aka Two Thousand Plus and 2000+) was an American old-time radio series that ran on the Mutual Broadcasting System from March 15, 1950, to January 2, 1952, in various 30-minute time slots.

A Dryer Weenolsen production, it was the first adult science fiction series on radio, airing one month prior to the better-known Dimension X.

Dryer directed cast members Lon Clark, Joseph Julian, Henry Norell, Bill Keene, Bryna Raeburn and Amzie Strickland and others.

Ken Marvin was the program's announcer, and the sound effects were by Adrian Penner.

The nature of the series is indicated in the titles of 1950 episodes: "The Brooklyn Brain", "The Flying Saucers", "The Robot Killer", "Rocket and the Skull", "A Veteran Comes Home", "Men from Mars", "When the Machines Went Wild", "When the Worlds Met", "The Insect", "Silent Noise", "The Green Thing", "The Giant Walks", and "Worlds Apart".