Normal estrogen levels for women before menopause are 60 to 400 picograms per milliliter, according to WebMD. For women after menopause, the standard measurement is less than 130 picograms per milliliter. Normal results for men are between 10 and 130, while normal levels for children are under 25.
In pregnant women, the test helps find birth defects, states WebMD. Doctors often perform this test in conjunction with screening tests for other hormones and proteins. The assessment gauges ovarian tumors that manufacture estrogen. Doctors measure estrogen to check fertility treatments. Doctors also measure estrogen levels in men with abnormal sexual attributes, including enlarged breasts, or certain testicle tumors.