Gollenberg is a municipality in the Havelland district, in Brandenburg, Germany consisting of Schönholz-Neuwerder, Stölln and Ohnewitz.

The municipality is named after the Gollenberg near Stölln and was created December 31, 2002 when the municipalities of Schönholz-Neuwerder and Stölln were merged.

Gollenberg: Population development
within the current boundaries (2013)

Year Pop. ±% p.a. 1875 582 —     1890 522 −0.72% 1910 560 +0.35% 1925 546 −0.17% 1933 442 −2.61% 1939 378 −2.57% 1946 956 +14.17% 1950 904 −1.39% 1964 643 −2.40% 1971 656 +0.29% 1981 576 −1.29% 1985 578 +0.09% 1989 540 −1.69% 1990 527 −2.41% 1991 529 +0.38% 1992 525 −0.76% 1993 514 −2.10% 1994 495 −3.70% 1995 503 +1.62% 1996 520 +3.38%

Year Pop. ±% p.a. 1997 510 −1.92% 1998 514 +0.78% 1999 512 −0.39% 2000 505 −1.37% 2001 499 −1.19% 2002 481 −3.61% 2003 467 −2.91% 2004 469 +0.43% 2005 472 +0.64% 2006 453 −4.03% 2007 447 −1.32% 2008 445 −0.45% 2009 444 −0.22% 2010 429 −3.38% 2011 432 +0.70% 2012 433 +0.23% 2013 429 −0.92% 2014 417 −2.80% 2015 408 −2.16% 2016 413 +1.23%

Aviation pioneer Otto Lilienthal (1848–1896) crashed his glider here and died later.

On October 23, 1989, an Ilyushin Il-62 jet airliner was intentionally landed on the 900m short grass airfield of Stölln/Rhinow in a risky maneuver. The jet, donated by the GDR's airline Interflug and nicknamed "Lady Agnes" after Lilienthal's wife, is now used for weddings.

• The 23rd national youth gliding competition Bundesjugendvergleichsfliegen (not to be mixed with Junior Nationals) took place in Stölln/Rhinow in 2007.
• The 2007 club championships in glider aerobatics "Salzmann Cup" took place at Stölln/Rhinow airfield.
• Since 2004, the cross-country soaring competition "Cats Cradle Club Cup" takes place at Stölln/Rhinow airfield regularly.
• About 100 pilots participated in the fly-in for celebrating '100 years human flight' in May 1991.

• https://web.archive.org/web/20070928083541/http://www.otto-lilienthal.de/lady.htm