Titan Magazines will be releasing an official Sleepy Hollow magazine, just in time for the season 2 premiere. According to PreviewsWorld.com, the magazine will be available on September 17th for $9.99. The listing on their website gave the following information:

Publisher: TITAN
The official Sleepy Hollow magazine is here! Revealing all the secrets behind the hit Fox show based on Washington Irving's classic story, you can enjoy exclusive interviews with the cast including Tom Mison, aka Ichabod Crane himself! Plus, the crew brings you the lowdown on how the show is put together, and share exclusive artwork and more! It's all here, beginning with this 100-page first issue, full of stunning photography and facts about Ichabod Crane, his friends and enemies. Don't lose your head!
 
Many many thanks to @Selnari for spotting it!!
 
UPDATE: @Selnari is on top of things again! She spotted the magazine available for pre-order online at both Midtown Comics and tfaw.com for $7.99 ($2 off the retail price). It looks like international shipping is available!