List of Billboard Adult Contemporary number ones of 2004

In the first issue of Billboard of the new year, the number one song was "Sending You a Little Christmas" by pianist Jim Brickman with vocals by Kristy Starling, which moved into the top spot that week.

Having already spent a lengthy run at number one in 2003, the song ultimately achieved a total of 28 weeks in the top spot, a new record for the AC chart.

[2] The longest run at number one in 2004 was achieved by "Heaven" by Chicano rock group Los Lonely Boys,[3] which spent ten consecutive weeks atop the chart.

He first topped the chart for four weeks in March and April with his version of the Secret Garden song "You Raise Me Up",[5] which he had performed at Super Bowl XXXVIII in February, in a special NASA commemoration for the previous year's Space Shuttle Columbia disaster,[6][7] as well as on a special edition of Oprah Winfrey's TV show.

[8] He returned to number one in December with "Believe", taken from the soundtrack of the animated film The Polar Express,[9] which was the final chart-topper of the year.

Two male guitarists and a drummer performing on stage in front of a small crowd
Los Lonely Boys topped the chart for 10 weeks in 2004 with " Heaven ".
A young man with collar-length dark-hair wearing a dark suit and dark shirt
Josh Groban topped the chart with " You Raise Me Up ", which he performed at Super Bowl XXXVIII .
American rock band Train spent three weeks at number one with their song " Calling All Angels ".
A woman with long blonde hair wearing a floral-patterned shirt and jeans holding a microphone on a stage
Sheryl Crow topped the chart with her version of " The First Cut Is the Deepest ".
American singer Five For Fighting spent 12 weeks at number one with his song " 100 Years ".
A young woman with long dark hair wearing a dark sleeveless t-shirt, holding a microphone
" This One's for the Girls " was a number one for country singer Martina McBride .