Hard
Illinois · United States
- Distance
- 31.4 km / 19.5 mi
- Elevation gain
- 690 m
- Typical duration
- 8 hr 4 min
OBT-1
ModerateIllinois · United States
- Distance
- 10.0 km (6.2 mi)
- Elevation gain
- 221 m (725 ft)
- Typical time
- 2 hr 25 min
- Difficulty
- Moderate
- Route type
- Point to point
- Highest point
- Not recorded
About OBT-1
OBT-1 is a 10.0 km hiking route in Illinois, United States. It climbs roughly 221 m (725 ft) along the way. Most people take around 2 hr 25 min at a comfortable pace, plus stops. The effort is honest but manageable, and the hardest section is over quickly.
There is no one famous view here. The appeal is the sustained quality of the walking and the fact that you are unlikely to share it with a crowd.
Start and finish are in different places, which means public transport or a second car is part of the planning. It is not consistently waymarked, so carry a map or a downloaded track rather than relying on signs.
It walks well across three seasons, with spring and autumn offering the best combination of light, temperature and quiet paths. The nearest town of any size is Chicago Loop, about 3.3 km away, which is where most people base themselves. The route is maintained by Outerbelt Alliance NFP.
In short, OBT-1 suits regular walkers who want a full day without technical ground. Dog access is not formally recorded here, so check locally before bringing one.
Route map
Moderate10.0 km221 m
Route line from OpenStreetMap contributors, ODbL. View the source relation
The route in detail
The route is normally walked in the direction described below. The gradient is spread evenly, so there is no single section that dictates your pace. Because the finish is away from the start, check return transport before committing to the second half.
Highlights
- 10.0 km of quiet walking
Know before you go
- Best season
- April to October
- Waymarked
- Not consistently
- Surface
- Mixed natural surface
- Dogs
- Not recorded, check locally
- Wheelchair access
- Not accessible
- Entrance fee
- No fee recorded
- Camping
- Not recorded
- Drinking water
- Carry your own
- Toilets
- Not recorded
- Mobile coverage
- Generally usable
- Parking
- Park at the trailhead, arrive early in high season
- Emergency
- 112 in Europe, 911 in North America
How this trail scores
Computed from distance, ascent, terrain features, surface and access data.
- Scenery
- 34/100
- Adventure
- 23/100
- Difficulty
- 29/100
- Accessibility
- 57/100
- Family
- 31/100
- Dogs
- 62/100
Terrain features, relief and photographic interest
Distance, ascent and how wild the ground is
Effort index from distance and climbing
Surface, gradient and ease of reaching it
Suitability for children who already walk
Access rules, terrain and water along the way
Tips from the trail
- Early morning and late afternoon give the best light and the quietest paths.
- Aim for april to october for the most reliable conditions.
- Download the track to your phone before you leave. Signal is not guaranteed.
- Leave nothing behind, including fruit peel, and stay on the marked line to protect the ground either side.
Warnings
- Outside the main season expect snow, ice or closed access on the higher sections.
Safety
Emergency services in United States are reached on 911. Tell someone your route and expected finish time before you set off, particularly if you are walking alone. Mobile coverage is generally usable along this route, but do not rely on it as your only plan. If the weather deteriorates, descending the way you came is almost always the safer option.
What to bring
- Comfortable, broken-in hiking shoes or boots
- Weatherproof jacket
- At least 1.5 litres of water
- Sun hat, sunglasses and high-factor sun cream
- Small first aid kit including blister plasters
Photography
Overcast light suits this route better than harsh midday sun, especially under tree cover. Take the shot on the way out. Conditions rarely improve by the time you come back past. A wide lens captures the scale, but a short telephoto is what turns a good view into a photograph.
Frequently asked questions
Reviews
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Trails near OBT-1
Other routes within a short drive, ranked by distance from this trailhead.
Easy
Illinois · United States
- Distance
- 2.5 km / 1.5 mi
- Elevation gain
- 54 m
- Typical duration
- 36 min
Hard
Hard
Illinois · United States
- Distance
- 18.4 km / 11.4 mi
- Elevation gain
- 405 m
- Typical duration
- 4 hr 33 min
Easy
Illinois · United States
- Distance
- 1.9 km / 1.1 mi
- Elevation gain
- 41 m
- Typical duration
- 27 min
Moderate