2,251 named trails across 6,238 miles of mapped centerlines — every state-managed corridor and community-mapped path in the Adirondack Park, cross- referenced with trailheads, lean-tos, parking, and the peaks they climb. Use the map to get your bearings, then narrow the list by region, operator, or what the trail reaches.
O'Neil Flow Road is a 4.1-mile route in the central Adirondacks, likely following an old woods road or access corridor. The name suggests it leads to or parallels O'Neil Flow, a body of water typical of the region's low-gradient waterways. At roughly 6.6 kilometers, it's a manageable half-day out-and-back, though conditions on unimproved roads can vary with season and recent weather.
O'Neil Flowage is a short 0.2-mile access route, likely connecting to a water feature or wetland area typical of Adirondack lowlands. At this distance, it's more of a spur or connector than a destination trail in itself. Expect minimal elevation change and a quick walk, possibly to a fishing or paddling put-in.
Oak Street is a very short connector measuring just one-tenth of a mile, likely providing neighborhood access or linking between trailheads rather than serving as a destination hike. At this length, it's essentially a brief walkway that takes only a minute or two to complete. Check local maps to see what it connects to—context will determine whether it's worth a dedicated trip.
Observer's Trail covers 2.1 miles through terrain that lives up to its name—meant for watching, not racing. The moderate length makes it accessible for a half-day outing without requiring peak fitness. Expect a route that prioritizes viewpoints or natural features worth pausing for, though trail conditions and elevation gain will determine how much of a workout you're in for.
A very short connector in the St. Regis Canoe Area, the Ochre Pond Trail covers just two-tenths of a mile between the pond and nearby trail junctions. It's primarily used by paddlers portaging or hikers linking longer routes through this heavily watered wilderness. Expect a well-worn but straightforward path typical of the canoe area's portage network.
A modest woodland trail descends through mixed forest into a remote ravine where OK Slip Falls is reported to plunge more than two hundred feet in a dramatic cascade. The path, covering just over three kilometers, offers a tranquil approach to what many consider one of the more powerful yet secluded waterfalls in the region. The setting rewards those willing to make the descent with a quiet appreciation of Adirondack wilderness, far from the crowds that gather at better-known destinations.
OK Slip Road is a short connector trail of just under a mile, likely part of the historic network of logging roads and slides that laced through working Adirondack forests. Its name suggests ties to the old lumber-transport slips—gravity-fed log chutes—that once moved timber down mountainsides to waterways below. At this length, it functions as a brief woods walk or link between longer routes rather than a destination in itself.
Old # 4 Trail runs 1.2 miles through what was likely part of an earlier trail numbering system in the region, though its current designation and network aren't specified in available records. The short length makes it a quick out-and-back or connector, though without confirmed difficulty grading, expect typical Adirondack terrain—roots, rocks, and variable footing. Check locally for current trailhead access and whether it links to other maintained routes.
Old Bypass is a short connector at 0.2 miles, likely serving as an alternate route or detour around a section of trail. These brief bypasses typically reroute hikers around wet areas, eroded sections, or seasonal obstacles. Check local trail signs at junctions to confirm current routing and conditions.
Old Carriage Trail runs 0.3 miles — a short, easy connector or access route with minimal elevation change. Good for families or as a link to longer trails.
Old Cemetery Road runs for 1.6 miles through what was likely an early settlement corridor, its name hinting at historic use rather than recreational intent. The route is short enough for a quick out-and-back or a connector segment, though current conditions and maintenance level aren't widely documented. Check locally for access points and whether the road remains walkable or has reverted to overgrown track.
Old Close Road runs 1.2 miles through what was likely an older access route in the region. The short distance makes it manageable for a quick out-and-back or as a connector between other trail systems. Check current conditions and blazing before heading out, as historic roads can sometimes fade or become overgrown.
Old Dam Trail runs just over a mile through terrain that likely takes its name from historical logging infrastructure once common across the Park. At 1.1 miles, it's a quick out-and-back or through-hike depending on access points, suitable for a short morning walk or as a connector to other routes in the area. Check local trail maps for current conditions and whether the old dam structure itself is still visible along the route.
Old Dennehy Road runs 1.7 miles through what was once a settlement corridor in the Adirondacks, its name hinting at the farms and homesteads that lined these woods a century ago. The route follows the old roadbed at an easy grade, suitable for a short walk or ski depending on season. Like many former town roads absorbed back into the forest, it offers a quiet alternative to more trafficked trails and a glimpse of the region's agricultural past.
A marked passage through the Adirondack backcountry, this trail extends roughly 3.3 kilometers under the stewardship of the New York State Department of Environmental Conservation. Yellow disk blazes guide hikers along what is understood to be a historic approach route, threading through terrain that reflects the character of the Dix Range wilderness. The path offers a quieter alternative to more trafficked ascents in the region, though conditions and maintenance levels can vary with season and weather.
Old Faithful runs 1.5 miles through terrain that doesn't match the Yellowstone geyser's fame but serves its purpose as a connector or access route in the network. The relatively short distance makes it a quick out-and-back or a linking segment for longer loops. Check local trail maps for current conditions and trailhead access, as shorter trails like this sometimes see less maintenance than major routes.
Old Farm Road covers less than half a mile through what was likely once cleared or agricultural land. The short distance makes it a quick connector or easy leg-stretcher rather than a destination in itself. Check local trail maps for current access points and whether it links to longer routes in the area.
Old Farm Road (Blue) covers less than half a mile through what was likely former agricultural land, now reverting to forest. The blue-blazed route is short enough for a quick leg-stretcher or access connector. At 0.4 miles, it's typically an easy walk on relatively level ground.
Old Farm Road Trail is a short, mile-long route that likely follows the remnants of a historic agricultural access road. The easy grade and modest distance make it suitable for a quick outing or as a connector within a larger trail network. At just over a mile, it's brief enough to combine with adjacent trails if you're looking for more mileage.
This short connector follows a former fire access route for just three-tenths of a mile. The gentle grade and wide tread make it an easy link between other trails in the network. Expect a straightforward walk through second-growth forest with minimal elevation change.
Old Forge Bridge appears in trail records as a named feature rather than a through-route, likely a connector or crossing point within the Old Forge trail network. With no recorded distance, this may be a reference node where other paths intersect or a short spur to a water crossing. Check local signage or recent trail maps for current routing.
Old Forge Road is a short 0.6-mile connector that likely served as a historical access route in the region. Its brief length makes it suitable for quick walks or as part of a longer loop, though details about current trail conditions and connections aren't widely documented. Best to check locally for current status and access points before heading out.
A tenth of a mile connector or interpretive path, the Old Foundation Trail lives up to its name—presumably leading to or past the remnants of an old structure. At this distance, it's more of a short walk than a hike, likely serving as a historical curiosity or a quick side trip from a larger trail system. Check local trail maps or trailhead signage for context on what you're looking at and how it ties into nearby routes.
This approximate route traces what appears to be a former equestrian path, now less than a mile in length. The "approx" designation suggests the exact alignment may have shifted over time or that portions have become indistinct. At just over half a mile, it's a brief walk that likely saw more use in earlier decades when horses were a common means of accessing backcountry terrain.
This 0.1-mile connector sits along the historic Indian Pass corridor between the High Peaks and the lakes region to the west. At just a tenth of a mile, it likely serves as a brief link or alternate segment within the larger Indian Pass Trail system. Check current signage at the junction—short segments like this often clarify route options or provide access to nearby features.
Old Keenan Road runs 2.3 miles through the Adirondacks as a former access route now maintained for non-motorized use. The relatively short distance makes it suitable for a quick out-and-back or as a connector in a longer route. Expect a wide, gentle-grade corridor typical of retired woods roads.
This 1.1-mile route follows what remains of an old logging corridor, part of the network of resource extraction paths that laced the Adirondacks through the late 19th and early 20th centuries. Many such trails have since been absorbed into the forest floor or repurposed for recreation. Expect relatively gentle grades typical of working roads built to haul timber, though conditions vary widely depending on maintenance and recent use.
Old Lyon Mountain Trail covers 1.3 miles in the northern Adirondacks, near the former mining town of Lyon Mountain. The route leads toward the summit of Lyon Mountain, known for its fire tower and views across the Champlain Valley. Expect moderate terrain typical of shorter northeastern ascents—rocky sections and steady elevation gain through mixed forest.
This half-mile connector runs between the MacIntyre Range Trail and the Avalanche Pass Trail near Lake Colden, providing a shorter route for hikers looking to bypass Marcy Dam or adjust their loop options in the High Peaks Wilderness. It's a relatively minor path in a heavily trafficked area, often used by backpackers threading together different approaches to Wright, Algonquin, or Iroquois. At 0.5 miles, it takes about 15 minutes to walk and mostly serves as trail infrastructure rather than a destination itself.
This short connector runs less than a mile between the current Marcy Dam site and the newer bypass trail, part of the well-traveled High Peaks corridor south of Adirondack Loj. The original dam washed out in 2011, leaving an open meadow where the pond used to be, and this trail segment now provides an alternate route through that zone. It's typically combined with other trails rather than hiked on its own—a low-elevation link in a larger day hike or approach to the interior peaks.
Old Market Road is a short 0.8-mile connector trail that likely follows or traces a historic cart path or settlement route, common throughout the Adirondacks where logging and farming shaped the landscape. The brief distance makes it suitable for a quick leg-stretcher or as a linking segment between other trails. Check local trail networks or lean on posted signage at the trailhead for current conditions and any route junctions.
Old Mechanic Street is a brief 0.2-mile connector in the northern Adirondacks, likely a former roadbed or village throughway now used as a pedestrian path. Its length suggests a quick link between neighborhoods or access points rather than a recreational trail. Check local resources for current conditions and whether it remains passable year-round.
The Old Northville-Placid Trail runs 1.8 miles as a historic connector segment, part of the longer 133-mile route linking Northville to Lake Placid. The trail sees light maintenance—mostly used by through-hikers completing the full NPT or as a day access into adjacent backcountry.
Old Orchard Trail covers just two-tenths of a mile, making it one of the shortest named routes in the park. At this length, it likely serves as a connector or interpretive path rather than a destination hike in itself. Check local trail networks or preserve maps to see what it links to—short trails often tie longer routes together or access historic sites.
Old Peninsula Road is a short 0.7-mile route that likely follows a former roadbed, now reclaimed for foot travel. These converted roads often offer easier grades and wider tread than footpaths, making them accessible to a range of hikers. At just over a kilometer, it serves well as a quick leg-stretcher or connector between other routes.
Old Rail Road Bed follows a historic 1.9-mile rail corridor, now converted to foot traffic. The grade is characteristically gentle, reflecting its origins as a working transportation route. Expect a relatively straightforward walk on what was once engineered for consistent, level passage through the terrain.
This 0.2-mile route follows what appears to be an abandoned woods road, likely a former logging or access track now used by hikers. The short distance suggests it either connects to a longer trail network or provides brief access to a feature or junction point. Its brevity makes it a quick walk, though without additional context it's difficult to assess terrain or current maintenance level.
This 2-mile unmarked route follows what appears to be an old roadbed, likely a former logging or access road now used informally for hiking. Without blazes or maintained tread, navigation relies on reading the corridor itself—look for the wider clearing, subtle grade, and remnant ditching that distinguish old roads from footpaths. Best suited for those comfortable with light bushwhacking and map work in areas where the route may fade or intersect with other unofficial traces.
Old Route 190 is a half-kilometer remnant of historic road now managed as a short trail segment. At 0.3 miles, it likely serves as a connector or access route rather than a destination in itself. Check local trail maps for current junction points and whether the old roadbed still sees maintenance.
Old Route 3 is a half-mile path that likely follows a former alignment of the state highway before modern rerouting. At 0.8 kilometers, it's a quick walk suitable for casual exploration or as a connector between points along the current Route 3 corridor. The old roadbed typically offers easy, level footing on what remains of the historic surface.
Old Route 30 is a half-mile remnant of the original highway alignment, now bypassed by modern construction. The short stretch offers a quiet walk away from current traffic, though historical context and specific landmarks aren't well documented in trail records. Best treated as a brief leg-stretcher or connector rather than a destination.
Old Rte 28 runs less than a mile through terrain that once carried highway traffic before the modern alignment was built. The short distance makes it more of a connector or historical curiosity than a destination hike. Because no current trail network or difficulty grade appears in the metadata, assume easy walking on what's likely an old roadbed.
Old School runs just under a mile through what appears to be a community or recreational area—short enough for a quick morning loop or an after-work walk. The name suggests either a historic route or proximity to a former schoolhouse, though the exact origin isn't documented here. At 0.8 miles, it's an easy out-and-back or loop depending on how it connects, suitable for hiking shoes and minimal time commitment.
Old Side Trail is a very short connector at one-tenth of a mile, likely linking two points within a larger trail network. At this length, it's more of a junction spur than a destination in itself. Its purpose is probably utility—reaching a viewpoint, a water source, or bridging two main routes.
This short connector runs less than half a mile through the backcountry, likely a remnant of winter recreation routes that predate newer trail alignments. At 0.4 miles, it's brief enough to serve as a quick link between longer routes or a turnaround option for those testing conditions. Expect minimal signage and a corridor that may still show evidence of its original groomed width.
Old State Highway 11B is a half-mile segment of former roadway, now serving as a pedestrian or recreation corridor. Routes like this often retain their old names and function as connector paths or quiet walking access in areas where the highway was rerouted or decommissioned. Check local signage for current parking and any seasonal restrictions.
This short segment preserves a historic route once used for local travel before modern road networks developed in the region. At just 0.1 miles, it's more historical curiosity than hiking destination, though it may connect to other trails or roads nearby. The remnant offers a glimpse of old Adirondack transportation corridors now mostly reclaimed by forest.
Old Town Road Trail runs less than a mile through what was likely a historic settlement or thoroughfare route. At 0.8 miles, it's brief enough for a quick walk or as a connector between longer routes. The name suggests you're tracing an old road bed, though the current condition and surface aren't specified in available records.
This half-mile route covers modest ground, making it accessible for a quick out-and-back or loop depending on the layout. The name suggests either historic use or informal local designation rather than an officially maintained path. At 0.8 kilometers, expect under 30 minutes of walking at a steady pace.
Old Trail runs 0.9 miles through the Adirondacks, marked by blue discs that guide hikers along its route. The relatively short length makes it accessible for a quick walk or as a connector to other trails in the network. Check local resources for current trailhead location and conditions before heading out.
Old Wawbeek Road is a 1.3-mile route that follows a former access road, likely dating to the era of the historic Wawbeek hotel on Upper Saranac Lake. The wide, relatively level grade makes it accessible for most hikers and potentially suitable for cross-country skiing in winter. Expect a forested walk with the occasional glimpse of the area's resort-era past.
This short connector follows an old woods road for just under a mile, likely a former logging or access route now absorbed into the trail network. The gentle grade and wide tread typical of converted roadbeds make it an easy walk, though conditions vary with maintenance and seasonal use. A practical link rather than a destination hike.
This short connector spans just two-tenths of a mile, likely following the path of a former logging or access route typical of the region's working forest history. Despite its brevity, old woods roads like this often provide quiet passage through second-growth forest between more established trail networks. Check local maps or trailhead kiosks for current conditions and connections.
This short old woods road runs just under half a mile through the Adirondacks, following a historic route that's likely seen decades of use before reverting to trail. The gentle grade and wide tread typical of former logging or access roads make it an easy walk, though surface conditions can vary depending on maintenance and season. At 0.4 miles, it's often used as a connector or approach rather than a destination in itself.
Olena Road is a short 0.7-mile route in the Adirondacks, brief enough for a quick out-and-back or connector. The mileage suggests this could be a seasonal road, old logging track, or approach route rather than a traditional footpath. Check current conditions before heading out, as shorter routes like this sometimes see less maintenance than higher-traffic trails.
Oliver Pond Access is a very short connector at 0.1 km, functioning more as a formal trailhead or put-in point than a hiking route. Trails this brief typically serve paddlers, anglers, or those linking to a longer network nearby. Expect minimal distance between parking and water or junction.
Oliver Road is a short 0.2-mile connector in the Adirondacks, brief enough to cover in a few minutes on foot. At this length it likely serves as a link between trailheads, roads, or longer routes rather than a destination itself. Check local maps or trail networks to understand what it accesses.
One-Liner is a short 0.3-mile trail in the Adirondacks, brief enough that its name likely reflects the experience. At half a kilometer, it's walkable in under 15 minutes for most hikers, making it either a quick connector between longer routes or a destination itself for those seeking minimal mileage. Expect a trail measured in minutes rather than hours.
Only Way Trail (Blue) covers half a mile through what its name suggests — a single-track route with no branching options. The short distance makes it accessible for a quick leg-stretcher or connector between longer segments. Blue blazing keeps navigation straightforward on this brief woodland passage.
Opalescent Road is a short 1.4-mile route that likely serves as an access corridor in the High Peaks backcountry. The name suggests a connection to the Opalescent River drainage, which feeds into Flowed Lands southwest of Mount Marcy. Given its modest length, it may function as a linking trail or approach rather than a destination hike in its own right.
