Rex Trailer, host of “Boomtown,” a Western-themed children’s TV show that beguiled generations of New England children, has died, according to an announcement posted on his website.

“Rex Trailer left this earth peacefully last night surrounded in love and song by his family. Rex had been in Florida for the holidays when he became ill into the New Year. While everyone’s prayers and support have been of great comfort to Rex, he decided it was time to go home. Rex and family thank all of you and love you,” said the announcement, which was dated today.

The site said a memorial service was being planned for the “near future” and the family requested privacy.

The Globe reported in early January that Trailer, 84, was recovering from a bout of pneumonia...