Guldental is an Ortsgemeinde – a municipality belonging to a Verbandsgemeinde, a kind of collective municipality – in the Bad Kreuznach district in Rhineland-Palatinate, Germany. It belongs to the Verbandsgemeinde of Langenlonsheim, whose seat is in the like-named municipality. With a population of some 2,900 inhabitants, Guldental is the biggest rural winegrowing community on the Nahe.
Guldental lies in the Naheland – the land lining each side of the Nahe – among the southern foothills of the Hunsrück, on the Guldenbach.
Clockwise from the north, Guldental’s neighbours are the municipality of Langenlonsheim, the municipality of Bretzenheim, the town of Bad Kreuznach, the municipality of Hargesheim, the municipality of Gutenberg and the municipality of Windesheim.
Guldental’s Ortsteile are Heddesheim and Waldhilbersheim. Also belonging to Guldental are the outlying homesteads of Breitenfelserhof and Ackermühle.