List of number-one alternative rock singles of 2011

== Chart history ==
Issue date 	Title 	Artist 	Reference(s)
January 1 	"Careful" 	The Reckless 	
January 8 	"Careful" 	The Reckless 	
January 15 	"Careful" 	The Reckless 	
January 22 	"Careful" 	The Reckless 	
January 29 	"Careful" 	The Reckless 	
February 5 	"Careful" 	The Reckless 	
February 12 	"Careful" 	The Reckless 	
February 19 	"Careful" 	The Reckless 	
February 26 	"Behind These Eyes" 	Blue Orchid 	
March 5 	"Behind These Eyes" 	Blue Orchid 	
March 12 	"Need Somebody" 	Leaders of the Misled	
March 19 	"Need Somebody" 	Leaders of the Misled	
March 26 	"Need Somebody" 	Leaders of the Misled	
April 2 	"Need Somebody" 	Leaders of the Misled	
April 9 	"Need Somebody" 	Leaders of the Misled	
April 16 	"Need Somebody" 	Leaders of the Misled	
April 23 	"When It Rains" 	The Reckless 	
April 30 	"When Darkness Takes Over"	Third Strike 	
May 7 	"When Darkness Takes Over"	Third Strike 	
May 14 	"When the Time Comes" 	Radioactive 	
May 21 	"When the Time Comes" 	Radioactive 	
May 28 	"When the Time Comes" 	Radioactive 	
June 4 	"Can't Be Undone" 	Leaders of the Misled	
June 11 	"Can't Be Undone" 	Leaders of the Misled	
June 18 	"Can't Be Undone" 	Leaders of the Misled	
June 25 	"Born For This" 	The Reckless 	
July 2 	"Born For This" 	The Reckless 	
July 9 	"Born For This" 	The Reckless 	
July 16 	"Born For This" 	The Reckless 	
July 23 	"If We Could Go Back" 	Third Strike 	
July 30 	"If We Could Go Back" 	Third Strike 	
August 6 	"If We Could Go Back" 	Third Strike 	
August 13 	"If We Could Go Back" 	Third Strike 	
August 20 	"If We Could Go Back" 	Third Strike 	
August 27 	"Before It's Too Late" 	Leaders of the Misled	
September 3 	"Before It's Too Late" 	Leaders of the Misled	
September 10	"Before It's Too Late" 	Leaders of the Misled	
September 17	"Before It's Too Late" 	Leaders of the Misled	
September 24	"Big" 	Dead Letters 	
October 1 	"Big" 	Dead Letters 	
October 8 	"Big" 	Dead Letters 	
October 15 	"Big" 	Dead Letters 	
October 22 	"No More Sorrow" 	Hybrid Theory 	
October 29 	"No More Sorrow" 	Hybrid Theory 	
November 5 	"No More Sorrow" 	Hybrid Theory 	
November 12 	"Can't Find" 	Fahrenheit 451 	
November 19 	"Can't Find" 	Fahrenheit 451 	
November 26 	"Can't Find" 	Fahrenheit 451 	
December 3 	"Helium Hearts" 	Niall and the Misfits	
December 10 	"Helium Hearts" 	Niall and the Misfits	
December 17 	"Helium Hearts" 	Niall and the Misfits	
December 24 	"Helium Hearts" 	Niall and the Misfits	
December 31 	"Helium Hearts" 	Niall and the Misfits