Look at where hiking routes meet a rail line and the pattern is uneven. Trails cluster tightly around the stations that still see trains and thin out everywhere else.
A trailhead needs a legal access point
A hiker arriving by train needs a platform, a way off railroad property and a public road or path to continue on. All three must exist together.
Where a stop has been closed, the platform may remain but the legal access does not, and crossing the right of way anywhere else is trespass.
This is why a trail that appears to touch a rail line on a map may have no usable connection to it at all.
Stops closed for reasons unrelated to hiking
Passenger stops were consolidated over decades on grounds of ridership, dwell time and staffing, and recreational access rarely entered the calculation.
A stop serving a village of a few hundred people was closed even where it also served a valley with heavy walking traffic on weekends.
Once closed, reopening requires platform construction to current accessibility standards, which is a far larger project than the original stop ever was.
Surviving stops become funnels
Because access is concentrated, the trails leaving a served station carry far more traffic than comparable routes a few miles along the line.
Land managers respond by hardening those paths, adding signage and sometimes parking, which further concentrates use.
The result is a network where the busiest trail is often not the best one, merely the one that can be reached without a car.
Timetables shape the route more than terrain
A hiker without a car has to plan a walk that ends at a station with a train, which usually means either an out-and-back or a point to point along the line.
The last departure is the binding constraint, and on rural services it can be surprisingly early, particularly on Sundays.
This is why linear walks between two served stations are the classic format. They use the railway as the return leg instead of retracing.
Planning around the access problem
Checking that a station still has scheduled service, rather than that it appears on a map, is the first step and catches most of the failures.
Weekend and seasonal services on some lines run only part of the year, so a route that works in summer may be unreachable in the shoulder months.
Where no rail access exists, a connecting bus from a served station often reopens the route, though the two timetables rarely align without a wait.