The study was prompted by increased development of real estate in Uganda particularly Kampala. The purpose of this study was therefore to establish the relationship mortgage financing and performance of real estate in Uganda. To achieve the above purpose, a cross-sectional research design together with the quantitative research design was used in the survey. The survey population included Mortgage Beneficiaries and Real Estate Firms in Kampala District. Snow ball sampling method was used to select samples used in the study. Self administered questionnaires were used to collect data from Mortgage Beneficiaries and Real Estate Firms. Data was collected from 297 respondents with a response rate of 84%. . Data was analyzed using (Statistical Package for Social Scientist) SPSS.Pearson’s rank correlation coefficient was used to measure the strength of the relationship between variables and a regression analysis was used to determine the extent to which the dependant variable could predict a change in the independent variable The findings indicated that Mortgage Financing and Performance of Real Estates are significantly correlated. From this study, it is recommendable that in a quest to improve real estate performance, other factors like; Political stability, training for employees in mortgage banks and promptness in the authorization and appraisal process of mortgage loans should be given attention.