Mc Neilly Falls is a 12m high, 2m wide complex ribbon cascade with two distinct drops separated by a short stretch of talus cascade. The upper crest is immediately to the west of the hairpin bend on McNeilly Road. Its source is run-off from the agricultural land atop the escarpment.
| Location | 79°40'36.343"W 43°12'8.309"N |
| Park | Vinemount Conservation Area |
| Watercourse | Vinemount/Winona Basin |
| Form | Complex Ribbon Cascade |
| Flow | Very Seasonal |
| Crest Restriction : Access | None : Unknown |
| Foot Restriction : Access | None : Unknown |
| Height : Width (m) | 12.00 : 2.00 |
| Height : Width (ft) | 39 : 6 |
| Authority / Owner | Hamilton Conservation Authority |