Kodansha Kanji Dictionary (Jack Halpern, 2013):
3500
Morohashi Daikanwajiten (Volume 3, page 0211):
5254
New Japanese-English Character Dictionary (Jack Halpern, 1990):
2821
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
1107
The New Nelson Japanese-English Character Dictionary (John Haig):
1050