An unincorporated community is one general term for a geographic area having a common social identity without municipal organization or official political designation (i.e., incorporation as a city or town). There are two main types of unincorporated communities:1  a neighborhood or other community existing within one or across multiple existing incorporated areas (i.e., cities or towns). 2  a neighborhood or other community existing outside of an incorporated municipal government.here are two main types of unincorporated communities: 1  a neighborhood or other community existing within one or across multiple existing incorporated areas (i.e., cities or towns). 2  a neighborhood or other community existing outside of an incorporated municipal government.