Nikki Arthur currently has a ranking of Advanced Level A+ (week 23/2026), which is position TOP 100 among women in UK. Nikki has run 6 scored trail races. The best scoring result she achieved is several hundred RMT points on a course of ⨦ 30.5 km and + 2 100 m vertical during Sierre-Zinal in 2022. She recently participated in UTMB 2025 and scored a lot of RMT points.