This study was designed to determine if household crowding & loneliness have an effect on suicide ideation among a general sample of an urban population. The measure of crowding was household density, loneliness was measured by a loneliness scale, & suicide ideation was measured by a suicide potential scale. The subsample for this study consisted of 247 respondents to a social survey of metropolitan households. The data indicated that suicide ideation was significantly related to the variables of household crowding & loneliness. A number of possible interpretations of the household crowding-loneliness variables effect on suicide ideation were discussed. (CM)