The incidence of Ascariasis among pupils was investigated in Nsukka, Enugu State, Nigeria. The school pupils were randomly selected from the primary schools - Community Primary School, Onuiyi and Central School, Enugu-Ezike, both in Nsukka, Enugu State. Faecal samples of one Hundred and Fifteen (115) pupils were collected and examined. The overall incidence of Ascaris lumbricoides was 11.3%. Central School, Enugu-Ezike had a higher infection/incidence rate (20%) while Community Primary School, Onuiyi had an infection rate of 6.7%. Male pupils were more infected (17.3%) than females (6.3%). Pupils in the age range of Eight to Ten years (8-10years), also showed the highest infection rate (16.7%) When compared with other age groups. Keywords: Ascariasis, Incidence, Pupils, Infection and Hygiene.