hCG Levels During Pregnancy: A Week-by-Week Guide

Weeks since last menstrual period hCG range (mIU/ml)

3 weeks 5-50

4 weeks 25-300

5 weeks 100-5,000

6 weeks 1,000-10,000

7-8 weeks 6,000-20,000

9-12 weeks 20,000-100,000

13-16 weeks 50,000-200,000

17-24 weeks >10,000-280,000

>24 weeks > 10,000-150,000