Background: The coronavirus disease 2019 (COVID-19) was stated a pandemic by the WHO. All ages are at risk of COVID-19, but elders are more risky of COVID-19. The COVID-19 can be transmitted through droplets, respiratory secretions, and contact with contaminated surfaces and by contact with asymptomatic individuals. Aim: Thisstudy aimed to assess psychological impact and level of knowledge regard covid19 among institutionalized elders. Design: This study followed a descriptive cross-sectional study design. Setting: This study was conducted in two geriatric homes in Tanta city, El-Gharbia Governorate; Dar- Elsaada and Social care home for the elderly (Dar- Elagaza). These homes are affiliated to Ministry of Social Solidarity. Tools: The data of this study was collected using the following two tools: (І) COVID-19 rapid quantitative assessment tool and (II) Depression, Anxiety and Stress Scale - 21 Items (DASS-21). Results: The main results revealed that most of the studied elders had a fair level of knowledge regarding Covid19. Most of elders had mild levels of stress and depression but moderate level of anxiety. Conclusion: The present study assumed that the Pandemic of COVID-19 has been shown to affect elders' psychological status, by forced isolation and by concern about the virus, both. Recommendations: Providing psychological support services for the elders through various means of communication