ABSTRACT: Using 2022 data from 600 adults (≥ 60 years) in Porto, Portugal, we explored the association between housing insecurity and various health outcomes. We examined housing conditions, affordability, and stability in relation to loneliness, quality of life, cognitive function, perception of healthy ageing, and sleep using regression models. Older adults without house heating (β = 2.293; 95%CI = 0.753, 3.833), with leaks/dampness/rot (β = 3.741; 1.818, 5.664), insufficient daylight (β = 2.787; 0.095, 5.479), living in neighborhoods with noise (β = 1.793, 0.280 to 3.305), pollution/grime (β = 2.580; 0.746, 4.414), and violence/crime/vandalism (β = 3.940; 1.723, 6.157), who faced housing cost overburden (β = 2.001; 0.426, 3.577), eviction (β = 12.651; 0.852, 24.450), and moved frequently (β = 4.1
