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The Green Lake trek is a remote North Sikkim expedition that starts from Lachen and climbs through Zema and Thangu to Green Lake near the base of Mt. Kanchenjunga. The trek reaches around 5,050 m and typically takes 10–12 days, best done in April–June or September–November.
Altitude
5,050 m
Distance
Remote high‑altitude trek
Season
April–June and September–November
Trip Category
domestic
Base Location
Lachen
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Everything you need to know about Green Lake Trek
Everything you need to know about Green Lake Trek
Green Lake is around 5,050 m (16,568 ft).
It usually takes around 10 days; longer itineraries can run 10–12 days.
The trek starts from Lachen in North Sikkim.
April–June and September–November are recommended.
Yes, it is a remote high‑altitude trek with limited facilities.
Yes, this trek requires permits and regulated access in North Sikkim.