Direct interviews among households in rural areas as the Districts of Bekasi and Karawang and in urban areas as Central, South, East and North Jakarta have been conducted to know the relationship between dog population and rabies prevalence in the above endemic areas in 1986. The dog population in every household was also observed since the dog is known as the main transmitter of rabies More than two thirds of the households have dogs as pet animals The percentage of households who have dogs as pet animals were 77.6% in rural and 75.2% in urban areas The average numbers of dogs was is 1.5 and 1.7 per household for rural and urban families espectively.