The name "Morni" is believed to derive from a queen who once ruled the area two thousand years ago.

[1] There are also many lodges, homestays, and farmstays for every tourist budget along with a motorable road to connect the Morni Hills with the Haryana State Highway near Panchkula.

It was built to control the access route to Samlotha temple, which lies northeast of the fort, to collect the hefty jizya (religious ransom tax) from the Hindu's pilgrimage.

Red junglefowl had become extinct from most of its range and there are concerns of loss of its genetic purity due to breeding with other related species of fowls.

Excavations in 1970 found Hindu sculptures dating back to Pratihara era (7th to 11th century CE), some of which are housed at Government Museum and Art Gallery, Chandigarh and some remain in-situ at the Thakur Dwara temple at Morni Hills.

[10][11] In 2018, Haryana government starting establishing a 50,000 hectare herbal forest with the help of community self-help groups and with the assistance of Baba Ramdev's Patanjali Yogpeeth.