Best Answer

Sometimes it can be detected as early as 12 weeks... but It's not common. Most of the time the ultrasound tech can tell at the mid-way scan between 18-20 weeks answer i found my sons sex out when he was 18 weeks and i kid you not, the doctors said he had the biggest penis they'd ever seen :D

User Avatar

Wiki User

โˆ™ 2006-12-14 07:00:14
This answer is:
User Avatar
Study guides

Add your answer:

Earn +20 pts
Q: How far along to do you have to be to determine your babies sex?
Write your answer...
Still have questions?
magnify glass
Related questions
People also asked