Laljhadi (Nepali: लालझाँडी) is a Gaupalika in Kanchanpur District in the Sudurpashchim Province of far-western Nepal. Laljhadi has a population of 22569.The land area is 154.65 km. It was formed by merging Shankarpur, Baise Bichwa (ward 1–4) and Dekhtabhul (ward 1–3, 5–7,9) VDCs.

At the time of the 2011 Nepal census, Laljhadi Rural Municipality had a population of 22,569. Of these, 76.7% spoke Tharu, 12.0% Doteli, 3.4% Magar, 2.7% Baitadeli, 2.0% Nepali, 1.5% Darchuleli, 0.8% Bajhangi, 0.2% Achhami, 0.1% Bajureli, 0.1% Hindi, 0.1% Maithili and 0.2% other languages as their first language.

In terms of ethnicity/caste, 77.0% were Tharu, 9.7% Chhetri, 3.5% Magar, 3.4% Hill Brahmin, 1.5% Sanyasi/Dasnami, 1.3% other Dalit, 1.0% Kami, 0.9% Thakuri, 0.5% Sarki, 0.3% Badi, 0.3% Damai/Dholi, 0.2% other Terai, 0.1% Hajjam/Thakur, 0.1% Limbu, 0.1% Lohar and 0.2% others.

In terms of religion, 92.5% were Hindu, 6.3% Christian, 0.6% Prakriti, 0.4% Baháʼí and 0.1% others.

In terms of literacy, 61.7% could read and write, 2.6% could only read and 35.7% could neither read nor write.