Oderaue is a municipality in the Oderbruch, district Märkisch-Oderland, in Brandenburg, Germany.

The municipality of Oderaue was formed in 2003 by merging Neurüdnitz, Neuküstrinchen, Neureetz, Altreetz and Zäckericker Loose.

From 1815 to 1947, the constituent localities of Oderaue were part of the Prussian Province of Brandenburg, from 1947 to 1952 of the State of Brandenburg, from 1952 to 1990 of the Bezirk Frankfurt of East Germany and since 1990 again of Brandenburg.

Oderaue: Population development
within the current boundaries (2013)

Year Pop. ±% p.a. 1875 4,899 —     1890 4,131 −1.13% 1910 3,685 −0.57% 1925 3,654 −0.06% 1933 3,334 −1.14% 1939 3,150 −0.94% 1946 4,593 +5.54% 1950 4,161 −2.44% 1964 3,127 −2.02% 1971 2,870 −1.22% 1981 2,317 −2.12% 1985 2,158 −1.76% 1989 2,081 −0.90% 1990 2,083 +0.10% 1991 2,005 −3.74% 1992 1,987 −0.90% 1993 1,968 −0.96% 1994 1,972 +0.20% 1995 1,976 +0.20% 1996 1,976 +0.00%

Year Pop. ±% p.a. 1997 1,969 −0.35% 1998 1,972 +0.15% 1999 1,969 −0.15% 2000 1,958 −0.56% 2001 1,944 −0.72% 2002 1,902 −2.16% 2003 1,889 −0.68% 2004 1,881 −0.42% 2005 1,848 −1.75% 2006 1,811 −2.00% 2007 1,799 −0.66% 2008 1,792 −0.39% 2009 1,722 −3.91% 2010 1,706 −0.93% 2011 1,714 +0.47% 2012 1,699 −0.88% 2013 1,685 −0.82% 2014 1,657 −1.66% 2015 1,605 −3.14% 2016 1,584 −1.31%

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