Blood lead level BLL and growth parameters including weight and height, in children, living in lead mining area was surveyed. Two groups of 7-11 yr old children, including 45 from a lead mining area (Angooran-Zanjan Province-Iran) and 36 from control area (similar area to the study area, but not lead mining: Ijrood- the same province), were selected to assess BLL (by atomic absorption spectrometry) and growth parameters.