Nimnica (Hungarian: Nemőc) is a spa village and municipality in Púchov District in the Trenčín Region of north-western Slovakia.

It is located between the towns of Púchov and Považská Bystrica.

The municipality lies at an altitude of 269 metres and covers an area of 7.356 km².

It is mostly known for its spa, which opened in 1959, following a discovery of a strong spring during the construction of a local dam.

This Trenčín District location article is a stub.