Comparative Analysis of the Patterns of Informal Settlements Case study: Marivan city

Informal settlements is one of the fundamental challenges of urban management and identifying the existing patterns in these settlements will help to manage this type of style of residence. This article attempts to analyze the existing patterns in informal settlements of Marivan city. Research method is descriptive-analytical and research area includes four informal settlement areas of Marivan city (Kosar, Tape Musk, Sardoshi, Tfyny). The sample size is 320 people which were selected randomly and based on the population share of four districts and the social, economical and physical characteristics of the under study locations were collected and analyzed. The results show that in terms of origin before migration, the highest percentage of rural migration was belong to Tefyny (49%) and in other neighborhoods, Sardoshi areas (%67 percent) Kosar (72% percent) and 64% percent were the non-immigrant residents and have come from other neighborhoods to this informal settlements. From the view point of social, economical and physical indices, the two informal neighborhoods of tape Musk, Kosar and Sardoshi have different characteristics. Also in inferential statistics based on Tavy- B Kendall test, the neighborhoods of Tefyny and Tapemvsk together R= .214 And neighborhoods of Kosar and Sardoshi together R =.449 From the point of view of economical, social and physical, there is a direct and significant relationship.Also based on U- mann Whitney test, comparison between the neighborhoods of the Tfyny and tape musk with Kosar and Sardoshi sig =.000, Showed that in terms of the features of (social and physical) there are significant statistical differences between the two groups. As a result, Kosar and Sardoshi have simultaneously a mix of the features of formal and informal textures and at the same time TapeMusk neighborhood and Tefyny have similar features with the other common informal settlements. In fact, we are faced with two types of pattern in informal settlements in this city