Boomers ages 55 to 64 are the fastest-growing age group since 2000, jumping 43 percent to about 35 million.
The number of people ages 45 to 54 also rose sharply, up 18 percent to 45 million as young boomers moved into the ranks.
More from YourTango: The Best Gift You Could Give Your Family This Holiday? Nothing.
Read the rest on ThirdAge: Boomer Dating: Dating Online The Second Time Around