At 24 Weeks the fundus height reaches to :-
Pubic symphysis - 12 week Umbilicus - 24 weeks Xiphoid process - 36 weeks 1-2 finger width below costal arch - 40 weeks Please note that these are rough estimates of fundal height and their correlation with the gestational age> These can vary significantly if the patient is very thin or very obese.
At level of umbilicus
Midway between symphysis pubis to umbilicus
Midway between umbilicus to xiphi sternum
At Xiphi sternum
Physiological Changes of Pregnancy