Sachau

{{Infobox German location

|type = Ortsteil

|Town = Gardelegen

|image_photo =

|image_coa =

|coordinates = {{coord|52.4746|11.2619|format=dms|display=inline,title}}

|state = Sachsen-Anhalt

|district = Altmarkkreis Salzwedel

|elevation = 57

|area = 8.63

|population = 144

|Stand = 2009-12-31

|postal_code = 39649

|area_code = 039082

|licence = SAW

}}

Sachau is a village and a former municipality in the district Altmarkkreis Salzwedel, in Saxony-Anhalt, Germany.{{cite web|title=Deutschland-Navigator » Sachsen-Anhalt » Sachau » Ortsinfo|url=http://www.deutschland-navigator.de/SAN/39649_sachau.html|publisher=Deutschland-Navigator Städteportal|accessdate=7 July 2010|language=German}} Since 1 January 2011, it is part of the town Gardelegen.