Chełmsko Śląskie [ˈxɛu̯mskɔ ˈɕlɔ̃skʲɛ] is a village in the administrative district of Gmina Lubawka, within Kamienna Góra County, Lower Silesian Voivodeship, in south-western Poland, near the border with the Czech Republic.

It lies approximately 7 kilometres (4 mi) south-east of Lubawka, 17 kilometres (11 mi) south of Kamienna Góra, and 86 kilometres (53 mi) south-west of the regional capital Wrocław.

It is a former town. It was first mentioned in 1207 and was granted town rights as late as 1289, when it was part of medieval Poland. It remained a town until 1945. During World War II the Germans established and operated a branch of the Gross-Rosen concentration camp in the town. Chełmsko Śląskie contains numerous historic buildings and structures, the oldest dating back to the Middle Ages.

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  Baroque Holy Family church
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  Market Square (Rynek) with historic townhouses
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  Old weavers houses from 1707, called the Twelve Apostles
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  Gothic sculpture of Hedwig of Silesia, High Duchess consort of Poland and patron saint of Silesia, at the Market Square

• Franke, Arne (2005). Das schlesische Elysium – Burgen, Schlösser, Herrenhäuser und Parks im Hirschberger Tal (in German). Potsdam: Deutsches Kulturforum östliches Europa e.V. ISBN 978-3-936168-33-4.