St Louis City, number of listings 3965, Days on Market 201, average listing price $212,672.13 St Louis County, number of listings 10941, Days on Market 245, average listing price $550,383.88 St Charles County, number of listings 4911, Days on Market 267, average listing price $506,425.38 Jefferson County, number of listings 3347, Days on Market 296, [...]