{{Infobox German location |type = Stadt |image_coa = Wappen Sonnewalde.png |coordinates = {{coord|51|40|59|N|13|39|00|E|format=dms|display=inline,title}} |image_plan = Sonnewalde in EE.png |state = Brandenburg |district = Elbe-Elster |elevation = 101 |area = 119.29 |postal_code = 03249 |area_code = 035323 |licence = EE, FI, LIB |Gemeindeschlüssel = 12 0 62 469 |divisions = 17 Ortsteile bzw. Stadtbezirke |website = [http://www.stadt-sonnewalde.de/ www.stadt-sonnewalde.de] |mayor = Felix Freitag<ref>[https://wahlen.brandenburg.de/wahlen/de/kommunalwahlen/bm-wahlen/ergebnisse/~12062000 Landkreis Elbe-Elster Wahl der Bürgermeisterin / des Bürgermeisters], accessed 1 July 2021.</ref> |leader_term = 2019–27 |party = }} '''Sonnewalde''' ({{IPA|de|ˈzɔnəvaldə|-|De-Sonnewalde.ogg}}; {{langx|dsb|Groźišćo}}) is a town in the Elbe-Elster district, in Lower Lusatia, Brandenburg, Germany. It is situated 8 km northwest of Finsterwalde. [[Image:Schloss Sonnewalde Sammlung Duncker.jpg|thumb|Palace Sonnewalde, around 1860, Edition by Alexander Duncker]]
==History== From 1815 to 1947, Sonnewalde was part of the Prussian Province of Brandenburg. From 1952 to 1990, it was part of the Bezirk Cottbus of East Germany.
== Demography == <gallery widths="250" heights="200"> File:Bevölkerungsentwicklung Sonnewalde.pdf|Development of Population since 1875 within the Current Boundaries (Blue Line: Population; Dotted Line: Comparison to Population Development of Brandenburg state; Grey Background: Time of Nazi rule; Red Background: Time of Communist rule) File:Bevölkerungsprognosen Sonnewalde.pdf|Recent Population Development and Projections (Population Development before Census 2011 (blue line); Recent Population Development according to the Census in Germany in 2011 (blue bordered line); Official projections for 2005-2030 (yellow line); for 2017-2030 (scarlet line); for 2020-2030 (green line) </gallery>
{{historical populations |align=none | cols=3 | percentages=pagr |title = Sonnewalde: Population development <br />within the current boundaries (2018)<ref>Detailed data sources are to be found in the Wikimedia Commons.[http://commons.wikimedia.org/wiki/Category:Population_projection_Brandenburg Population Projection Brandenburg at Wikimedia Commons]</ref> | 1875 | 4866 | 1890 | 4789 | 1910 | 4685 | 1925 | 4489 | 1933 | 4376 | 1939 | 4290 | 1946 | 6061 | 1950 | 5793 | 1964 | 4703 | 1971 | 4524 | 1981 | 4091 | 1985 | 4010 | 1989 | 4028 | 1990 | 3989 | 1991 | 3899 | 1992 | 4144 | 1993 | 4114 | 1994 | 4198 | 1995 | 4093 | 1996 | 4308 | 1997 | 4025 | 1998 | 4038 | 1999 | 4139 | 2000 | 4038 | 2001 | 4010 | 2002 | 3851 | 2003 | 3771 | 2004 | 3708 | 2005 | 3673 | 2006 | 3600 | 2007 | 3567 | 2008 | 3529 | 2009 | 3506 | 2010 | 3452 | 2011 | 3446 | 2012 | 3385 | 2013 | 3359 | 2014 | 3343 | 2015 | 3319 | 2016 | 3261 | 2017 | 3256 | 2018 | 3231 | 2019 | 3210 | 2020 | 3154 }}
==References== {{Reflist}}
{{Cities and towns in Elbe-Elster (district)}}
{{Authority control}}
Category:Localities in Elbe-Elster {{Brandenburg-geo-stub}}