Vocabulary Milestones Reference

12 months - 2 to 6 words

15 months - 10 words

18 months - 50 words

24 months - 300 words

30 months - 500 words

36 months - 1,000 words

42 months - 1,200 words

48 months - 1,600 words

54 months - 1,900 words

60 months - 2,500 words

6 years - 7,000 words

12 years - 50,000 words