With the moderate Christian left as its background, the CSP commits itself to social-democratic[3] and environmentalist[3] political solutions.

The core principles of the CSP contain, among others, "solidarity with the socially and economically disadvantaged and the preservation of the environment.

A seat in the lower house was once held for decades by Hugo Fasel representing the canton of Fribourg.

In the latter, the CSP had until late 2010 one elected member in the Executive body, the Conseil d'Etat of the Republic of Jura (where it operates as the Independent Christian Social Party).

A member of the Christian left, the CSP is a centre-left political party overall and has strong environmentalist views.