Factors affecting the real estate market are of great importance worldwide. This study will investigate the factors influencing Saudis to purchase real estate. The study examine the effect of attitude, subjective norm, perceived behavior control and demographics on the intention to purchase real estate. Taking into account that demographics (Citizenship) as a moderator, a total of 450 questionnaires were distributed to respondents in Jeddah. Based on 322 questionnaires collected, the results show that there is a positive significant relationship between Attitude, and Subjective Norm toward the intention to purchase real estate, while the Perceived Behavior Control has not. demographic (Citizenship) were found not to have a moderating effect on the relationship between independents and the customers' intention to purchase real estate among Saudis.