The purpose of this study was to explain perceived family caregivers stress those who take care of community dwelling elderly with currently experiencing general aging process. Data was collected by 625 participants with help of nationwide non-profit organization. Overall, primary women caregivers present higher stress when they became caregivers than noticed general aging process of elderly. When all primary caregivers, both men and women, provide three different types of support, they perceive higher stress in the order of functional(6.5358, p<.01), emotional (5.493, p<.001), and financial(1.944, p<.001) support. Among those primary caregivers, primary women caregivers present higher stress when provide all three types of support compare to primary men caregivers. The regression analysis model used to determine degree of caregivers stress to both categories; recognizing general aging process of elderly and becoming caregivers. When general aging process of elderly was recognized by primary caregivers, they perceived stress to provide emotional(β=.458), and functional(β=.161) support. In the situation of becoming caregivers, women caregivers perceived significant level of stress to provide all types of support; emotional(β=.377), functional(β=.217), and financial(β=.123).