Polanica-Zdrój [pɔlaˈɲit͡sa ˈzdrui̯] (German: Altheide-Bad) is a spa town in Kłodzko County, Lower Silesian Voivodeship, in south-western Poland.

The settlement grew quickly during the 19th century, becoming a popular health resort in the 1870s, after Prussia had become a component state of Germany in 1871.

Until 1933, that is the year the Nazis came to power in Germany, a Polish guesthouse existed in the town.

On 28 June 1972 the Catholic parishes of Polanica-Zdrój were redeployed from the traditional Hradec Králové diocese (est.

Since 1963, it has hosted the annual Akiba Rubinstein Memorial chess tournament, honoring the great Polish Grandmaster (1882–1961).