Its mayor as of 1 January 2022 is Simon Hansen, representing the Social Democrats.

The southernmost point in Denmark, Gedser Odde, is located in the municipality.

Guldborgsund's municipal council consists of 29 members, elected every four years.

[3] Among the largest tourist attraction in the municipality is Middelaldercentret just outside Nykøbing Falster, which is an open-air museum built as a medieval town with houses and weaponry from around 1400.

In Marielyst on eastern Falster is a large summer house area and long sandy beaches.