The original cast recording of Spider-Man: Turn Off The Dark is now available for pre-order on Amazon.com. It's listed as a single CD with a release date of June 14, 2011. Steve Lillywhite has been working on the CD in recent months in New York City, and has tweeted on several occasions about recording songs with both Bono and The Edge. There's currently no track list on the Amazon page.
Amazon.com: Spider-Man: Turn Off The Dark: Original Cast Recording: Music
Amazon.com: Spider-Man: Turn Off The Dark: Original Cast Recording: Music