Research question :What is the prevalence of usage of different contraceptive methods in East Delhi? Objective :To find out the prevalence of contraceptive usage amongst eligible couples in East Delhi & to find out the reasons for non acceptance of family planning methods.Study design : Crossectional study.Setting :Four neighbourhoods in East Delhi namely Vivek Vihar, GTB Enclave, Nand Nagri (resettlement colony) and D-3 sub-block Nand Nagri jhuggi cluster (slum) representing higher, middle, lower middle & lower socioeconomic groups respectively.Participants : 764 eligible couples from 250 families each in 4 neighbourhoods.Statistical analysis : Proportion, Chi square test.Results : Seventy five percent of the subjects were ?ever users? of any contraceptive method. 59.8% were currently using any contraceptive method. Condom was the most common method (33.4%) of contraception followed by tubectomy (27.3%), oral pills (16.6%) and intrauterine device (15.7%). Awareness about contraceptive methods was very high (more than 90%) in all the groups. Eighty percent of the subjects approved of contraceptive methods. Amongst the subjects who were not using contraceptives, the most common reason for not doing so was the desire for more children (36.4%