Normal levels are different for men and women. The typical ranges are: Men: 14.0 to 17.5 gm/dL. Women: 12.3 to 15.3 gm/dL. Low hemoglobin. Hemoglobin levels that fall below the normal range can... Discover the normal HbA1c range for various age groups, from children to older adults. Learn how age influences target levels and what’s considered healthy for effective diabetes management. Discover everything you need to know about the HbA1c test with our comprehensive guide. Learn about normal ranges, A1c levels, and the significance of Hemoglobin A1c test for managing diabetes. A normal HbA1C level is below 5.7%. This test measures blood sugar with the aim of diagnosing diabetes.