Karlsbad (German: [ˈkaʁlsˌbaːt] ⓘ; South Franconian: Kallsbad) is a municipality in the district of Karlsruhe, in Baden-Württemberg, Germany.

Until it was integrated into the city of Karlsruhe in 1975 it formed part of the municipality Wetterbsbach composed of the villages Palmbach and Grünwettersbach.

[7] Palmbach was founded in 1701 by 28 Waldensian refugee families consisting of 111 people from La Balme in the French Alps on an area of 306 acres belonging to Grünwettersbach.

The western frontier of Karlsbad leads to Waldbronn, a municipality in the district of Karlsruhe at the borders of the Alb-Pfinz Plateau and within the Alb Valley with some 12,500 inhabitants.

Pfaffenrot and Gertrudenhof Schielberg, "Bergschmiede, Hotel", Schlotterhof, Steinhäusle and Frauenalb The municipality Remchingen in the Enz district borders to Karlsbad on the northeastern frontier of the last-mentioned.

In addition, in both Nöttingen and Auerbach remains of Roman settlements have been found that can be dated back to circa 80 A.D. To the east of Karlsbad borders Keltern, a municipality within the Enz district with approximately 9,000 inhabitants.