Retail surface in the town of Memmingen comprises approx. 176,000 square metres, which with 40,984 residents (status: 31.12.2011) means there is 4.3 square metres of retail space per head. This figure is far above the national average of 1.3 square metres per resident, but is slightly misleading, since it refers only to the residents of Memmingen and not to the high number of people living in the surrounding area.
Memmingen’s core catchment area consists of roughly 50,600 people, that is almost 10,000 more people than the number of inhabitants indicates. The reason for this is that some of the communities directly adjacent to the Memmingen do not belong to the town. The extended catchment area amounts to roughly 89,000 residents, whereas the long-range catchment area comprises 261,000 residents.
The high significance of the areas surrounding Memmingen’s retail is reflected in the retail centrality index (surrounding areas / purchase power ratio) of 191. In the domain of clothing, this index is even 268 which corresponds particularly to a purchase power inflow of 33.7 million euros. According to the latest basic GfK market research figure (2010) the turnover per resident is 185 and is therefore well above the average for the Federal Republic of Germany. The figure for purchase power per resident of 102.9 is also above the national average. According to GfK, total purchase power amounts to 832 million euros and Memmingen’s retail turnover amounts to 378 million euros.