Dedicated to telling the story of Antietam to the present generation of Americans.

See Antietam (Sharpsburg) like you've never seen it before. Download the innovative Antietam 150 app today. It is currently available for Android and Apple iOS devices.

Antietam 150 is your complete Antietam battlefield assistant. It will guide you to 100 of the most important sites on the field with GPS technology. Once there, you can learn more about the events that occurred in the exact spot you are standing. You can also record your own battlefield locations and submit them to Antietam 150 for possible inclusion in future versions of the app.

Our New Android App

Android App Now Available on Google Play!

Android App Now Available on Google Play!

THE ANTIETAM 150 iPhone and iPad App

Apple Design Awards 2012 Nominee.

Antietam 150 was a 2012 nominee for the prestigious Apple Design Awards.
Thanks to all of you who have helped!

Antietam 150 is Available on the App Store.

Make your Antietam visit come alive with the convenience of the iPhone app or the large maps of the iPad app.

Antietam 150 Video

Antietam 150 Support.

Don't be stuck like General Burnside without support. If you have any issues with our app, send a message to our support email. Please include your device (iPhone or iPad) and the iOS version you are using.


See the places where the dramatic action occurred.


Read about the people that played key roles in the battle of Antietam.


We are looking for writers, photographers and historians. Above all, we need people who love Antietam and will help us pass on our understanding of this pivotal crossroad in American history. Contribute your ideas...

New Contributors.


Thanks to our newest contributors,
Brad Schaeffer, John Banks and Andrew Hall.


Email us with your thoughts about Antietam 150:


The Gettysburg 150 App.


Stonewall Jackson.


The Maryland Monument.