Sonnewalde | |
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Location of Sonnewalde
within Elbe-Elster district | |
![]() Interactive map of Sonnewalde | |
| Coordinates: 51°40′59″N 13°39′00″E / 51.68306°N 13.65000°E | |
| Country | Germany |
| State | Brandenburg |
| District | Elbe-Elster |
| Subdivisions | 17 Ortsteile bzw. Stadtbezirke |
| Government | |
| • Mayor (2019–27) | Felix Freitag |
| Area | |
• Total | 119.29 km2 (46.06 sq mi) |
| Elevation | 101 m (331 ft) |
| Population (2025-12-31) | |
• Total | 3,110 |
| • Density | 26.1/km2 (67.5/sq mi) |
| Time zone | UTC+01:00 (CET) |
| • Summer (DST) | UTC+02:00 (CEST) |
| Postal codes | 03249 |
| Dialling codes | 035323 |
| Vehicle registration | EE, FI, LIB |
| Website | www.stadt-sonnewalde.de |
Sonnewalde (German pronunciation: [ˈzɔnəvaldə] ⓘ; Lower Sorbian: Groźišćo) is a town in the Elbe-Elster district, in Lower Lusatia, Brandenburg, Germany. It is situated 8 km northwest of Finsterwalde.

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.
Sonnewalde: Population development within the current boundaries (2018) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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