In historical texts this region was known as Kalyananagari, lies on the east–west meridian of Karnataka, which is situated in the southwest between the Cauvery and Vrishabhavati rivers.

[2] Tiruchi Swamigal laid the foundation stone for the Jnanakshi Rajarajeshwari Temple in early 1960.

Residents of the locality have formed a volunteer group called "Swachh RR Nagar" to clear garbage from public places in the area.

[8] Residents of RR Nagar also ensure that the ban on plastic is enforced in the neighbourhood by donating paper covers and cloth bags to vendors.

[11] The Global Village Tech Park, spread over 120 acres, is located in Rajarajeshwari Nagar.