Download GPS versions of the NY-NJ Trail Conference maps - and thousands more - in the Avenza app.   It uses satellite GPS to tracks your position on any trail.  Website here: AVENZA

Free online maps to download.  Hiking books.  Beautiful, detailed & indestructible paper trail maps. Pore over these resouces to learn about northern NJ and southern NY parks and trails.  Create your own hikes.  Pick them up at Campmor / REI or online.

Free Maps and Guides: Free  

Premium Books and Maps: More

Do It Yourself :

Discover Your Own Hikes

AllTrails suggests hikes based upon your current location or you can search for hikes at any park you choose.  AllTrails maps use GPS so that you know your trail location at all times!  Free and paid versions. (The main advnatage of the free version is that you can download the maps for use without an internet connection):   Website: AllTrails   App: App

Resources: Hiking Books and Maps

Blazes and How to Follow Them