Illinois Mountain is a mountain summit in Ulster County in the state of New York (NY). Illinois Mountain climbs to 1,125 feet (342.90 meters) above sea level. Illinois Mountain is located at latitude - longitude coordinates (also called lat - long coordinates or GPS coordinates) of N 41.720371 and W -73.994862.
Anyone attempting to climb Illinois Mountain and reach the summit should look for detailed information on the Illinois Mountain area in the topographic map (topo map) and the Poughkeepsie USGS quad. To hike and explore the New York outdoors near Illinois Mountain, check the list of nearby trails.
| Trail Name | Activity Type | Trail Type | Trail Length | Distance Away |
| Walkway Over the Hudson | Hiking | Loop | 3.7 mi | 2.2 mi |
| Chodikee Lake | Flatwater Paddling & Canoeing | Many Options | unknown | 3.6 mi |
| Walkway Over the Hudson State Historic Park and Loop Trail | Hiking | Loop | 4.2 mi | 3.6 mi |
| Wallkill Valley Rail Trail | Rail-Trails | Point-to-Point | 15.8 mi | 4.6 mi |
| ROOSEVELT WOODS | Hiking | Out-and-Back | unknown | 4.7 mi |
| Trip Date | Route | Condition Comments | Activity | Submitted By |
| There are no Condition Reports for this summit. Be the first to enter one by using the form below! | ||||