🇺🇸 United States
Hiking trails in Illinois
162 quality-checked hiking routes are currently mapped in Illinois, United States. Together their route lines cover 2.1k km. The average route is 12.8 km with 65 m (213 ft) of recorded ascent.
- 162
- Trails
- 2.1k
- Kilometres
- 0
- Parks
- 296 m
- Highest point
The directory difficulty mix is 106 easy (65%), 32 moderate (20%) and 24 hard or expert (15%). 50 routes (31%) are recorded as loops. Difficulty is calculated from available distance and elevation data; it is not a statement about technical terrain or current conditions.
The most frequent route tags are forest (49), mountain (18), lake (15), river (15). The highest recorded point in this set is 296 m (971 ft). The place-level planning field lists varies by region as the preferred season; check each route and official notices for live access and weather. ADT - Illinois (South) - J - Seg 2, ADT - Illinois (South) - J - Seg 3, ADT - Iowa - K - Seg 1 currently lead this page’s directory ranking, which uses route completeness and computed route scores rather than editorial field testing.
Choose by the details
How do these routes differ?
A closer look at the first 6 routes in this page’s default ordering. These comparisons describe this sample, not the entire destination or a field-tested recommendation.
Shortest mapped distance in this sample
44.5 km
ADT - Missouri - L - Seg 1Compare the climbing too; shortest does not necessarily mean easiest.
Lowest recorded ascent in this sample
32 m
ADT - Illinois - I - Seg 36 of 6 have ascent data. Missing measurements are excluded.
Return logistics
0 recorded loops
Check start and finish for every option. An unknown shape does not mean a loop, and a loop does not establish access to its start.
Plan the return journey →| Route | Distance | Ascent | Moving time | Shape |
|---|---|---|---|---|
| ADT - Illinois (South) - J - Seg 2 | 231 km | 1,295 m | 56 hr | Point to point |
| ADT - Illinois (South) - J - Seg 3 | 184 km | 104 m | 43 hr | Point to point |
| ADT - Illinois - I - Seg 2 | 127 km | 196 m | 30 hr | Point to point |
| ADT - Illinois - I - Seg 3 | 123 km | 32 m | 29 hr | Point to point |
| ADT - Iowa - K - Seg 1 | 177 km | 329 m | 42 hr | Point to point |
| ADT - Missouri - L - Seg 1 | 44.5 km | 247 m | 10 hr | Point to point |
Distances follow stored route lines; ascent and time are estimates. Current access, surface and technical difficulty need separate checks. How to turn a comparison into a shortlist.
Hiking near towns and cities
Guides for this region
- Hiking Trails Under 10 km in Illinois126
- Hiking Trails Under 5 km in Illinois110
- Easy Hiking Trails in Illinois106
- Family-Friendly Hikes in Illinois102
- Dog-Friendly Hikes in Illinois70
- Loop Trails in Illinois50
- Best Forest Hikes in Illinois49
- Moderate Hiking Trails in Illinois32
- Hard Hiking Trails in Illinois24
- Hiking Trails Over 20 km in Illinois23
- Best Mountain Hikes in Illinois18
- Best Lake Hikes in Illinois15
- Best Riverside Hikes in Illinois15
- Best Long-Distance Hikes in Illinois8
Frequently asked questions
Plan with more confidence
All planning articles →Choosing a route
How to choose a hike beyond the difficulty label
Compare distance, climbing, route shape and missing information to build a shortlist that fits your day.
Read article →Understanding the map
Read an elevation profile without misreading the climb
Understand total ascent, net height change, profile scale and the section breakdown on each mapped route.
Read article →Planning your day
Build a hiking time plan with room for your own pace
Separate moving time, climbing allowance and stops, then explore how changing your assumptions changes the plan.
Read article →