The Holliston Industrial Track is tagged as disused but appears to have some infrequent use, at least as recent as 2023.

https://www.youtube.com/watch?v=tjDzNj42rGA

https://www.youtube.com/watch?app=desktop&v=Jf0fSL-1T-E

https://www.youtube.com/watch?v=dKw7dkMwf_w

https://railroad.net/csx-activity-in-new-england-t60255-345.html