Kanji Learners Dictionary (Jack Halpern, 2 edition, 2013):
313
Kodansha Kanji Dictionary (Jack Halpern, 2013):
419
Morohashi Daikanwajiten (Volume 3, page 0707):
6262
Remembering The Kanji (James Heisig):
2200
Remembering The Kanji (James Heisig, 6 edition):
2313
The New Nelson Japanese-English Character Dictionary (John Haig):
1213