Rypin County () is a unit of territorial administration and local government (powiat) in Kuyavian-Pomeranian Voivodeship, north-central Poland. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and only town is Rypin, which lies east of Toruà  and east of Bydgoszcz.
The county covers an area of . As of 2019 its total population is 43,618, out of which the population of Rypin is 16,227 and the rural population is 27,391.
Rypin County is bordered by Brodnica County to the north, à »uromin County to the east, Sierpc County to the south-east, Lipno County to the south-west and Golub-Dobrzyà  County to the west.
The county is subdivided into six gminas (one urban and five rural). These are listed in the following table, in descending order of population.
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