// Workers AI · dad joke modeWhat did Seddiner See say to its friend? "Sea" you later.

Seddiner See
Municipality
Coat of arms
Location of Seddiner See within Potsdam-Mittelmark district
Location of Seddiner See
Seddiner See Location within Germany Seddiner See Location within Brandenburg
Coordinates: 52°16′00″N 13°01′00″E
Country	Germany
State	Brandenburg
District	Potsdam-Mittelmark
Subdivisions	3 Ortsteile
Government
• Mayor (2022–30)	Carina Simmes
Area
• Total	24.03 km2 (9.28 sq mi)
Elevation	49 m (161 ft)
Population  (2024-12-31)
• Total	4,794
• Density	199.5/km2 (516.7/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
Postal codes	14554
Dialling codes	033205
Vehicle registration	PM
Website	www.seddiner-see.de

Seddiner See is a municipality in the Potsdam-Mittelmark district, in Brandenburg, Germany.

Demography

• 
  Development of population since 1875 within the current Boundaries (Blue Line: Population; Dotted Line: Comparison to Population development in Brandenburg state; Grey Background: Time of Nazi Germany; Red Background: Time of communist East Germany)
• 
  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)

Seddiner See: Population development
within the current boundaries (2020)

Year	Pop.	±% p.a.
1875	438	—
1890	434	−0.06%
1910	589	+1.54%
1925	1,091	+4.20%
1939	1,806	+3.67%
1950	2,711	+3.76%
1964	2,692	−0.05%

Year	Pop.	±% p.a.
1971	2,755	+0.33%
1981	3,747	+3.12%
1985	3,921	+1.14%
1990	4,167	+1.22%
1995	4,268	+0.48%
2000	4,339	+0.33%
2005	4,279	−0.28%

Year	Pop.	±% p.a.
2010	4,198	−0.38%
2015	4,349	+0.71%
2016	4,444	+2.18%
2017	4,606	+3.65%
2018	4,590	−0.35%
2019	4,551	−0.85%
2020	4,511	−0.88%

External links

Media related to Seddiner See (municipality) at Wikimedia Commons