- 4 January:
- 10 January: Nex is released, along with the God Wars Dungeon expansion, featuring the Ancient Prison.
- 14 January: End of the Vote for "Bring back The Wilderness and Free-Trade" referendum.
- 17 January:
- The Hati wolf is released.
- The first server blackout of 2011 occurs.
- 1 February: The Wilderness and Free Trade was returned into the game.
- 9 February: The Prisoner of Glouphrie quest is released.
- Gnomes receive a graphical update.
- The option to remove the Profanity Filter is added.
- 21 February: WildyWyrms are added and drops from Nex are also updated.
- 1 March: The Elemental Workshop IV quest is released.
- 8 March: The Artisan's Workshop is released.
- 11 March: The first Bonus XP Weekend of 2011 begins.
- 11 March: Clans are challenged in the Bonus XP Weekend.
- 15 March: The Ring of Wealth, Trolls and Dungeoneering are updated.
- 28 March: A Clockwork Syringe is released.
- 4 April: The Livid Farm is released.
- 7 April: The Skilling Ladder's Beta version is released.
- 11 April: The third server blackout of 2011 occurs.
- 12 April: The Clan Camp is released.
- 17 April: Clan Hiscore Maintenance is preformed.
- 19 April: the 2011 Easter event is released.
- 3 May: The Capes of Distinction are released.
- 16 May: The Lava Flow Mine is released.
- 25 May: Death hats are released.
- 1 June: The Fremennik Sagas are released.
- 7 June: The Deadliest Catch quest is released.
- 14 June: The teaser for Kethsi is released.
- 28 June: The Members Loyalty Programme is released.
- 1 July: Behind the Scenes information released.
- 5 July: Salt in the Wound member's quest released.
- 7 July: The fourth server blackout of 2011 occurs.
- 12 July: Jadinko Lair and Whip Vine released.
- 26 July: Clan Citadels are released.
- 17 August: Temple Trekking is revamped.
- 18 August: Refer a Friend Programme is introduced.
- 23 August: New rewards are added to many older minigames.
- 31 August: The Branches of Darkmeyer quest is released.
- 6 September: Prayer Renewal Potion is introduced.
- 9 September: The second Bonus XP Weekend of 2011 occurs.
- 14 September: The Ritual of the Mahjarrat quest is released.
- 21 September: Members Loyalty Programme enhanced with new auras, emotes and other options.
- 4 October: Chat Changes & Camera Controls introduced.
- 12 October: Talent Scouts arrived along with The Pit update.
- 14 October: Zombie Outbreak for Hallowe'en.
- 17 October: 2011 Hallowe'en event is released along with the wicked hoods.
- 25 October: Bot Nuke Day.
- 29 October and 30 October: The second real-world RuneFest event.
- 1 November: Dominion Tower is introduced.
- 7 November: One Piercing Note quest is released introducing new member's only area.
- 22 November: New Website design and logo released, 2011 Thanksgiving event released as well as new anti-gold botting measurements.
- 28 November: Polypore Dungeon is released, bringing with it an array of new Slayer monsters and Magic based armour.
- 6 December: Batch 3 of Loyalty Rewards is released along with the toolbelt and money pouch. 30 more bank space is also released for members.
- 13 December: The Flash Powder Factory is released, along with new Chatboxes and an extensive Wilderness graphical update.
- 20 December: The 2011 Christmas event is released.