{{Infobox Settlement
| name = Kościerzyna County
| native_name = Powiat kościerski
| settlement_type = County
| total_type = Total
| image_flag = POL powiat kościerski flag.svg
| image_shield = POL powiat kościerski COA.svg
| image_map = Powiat koscierski.png
| map_caption = Division into gminas
| subdivision_type = Country
| subdivision_name = 
| subdivision_type1 = Voivodeship
| subdivision_name1 = Pomeranian
| area_total_km2 = 1165.85
| population_total = 66778
| population_as_of = 2006
| population_density_km2 = auto
| population_urban = 23016
| population_blank1_title = Rural
| population_blank1 = 43762
| coor_type = Kościerzyna
| latd = 54
| latm = 7
| lats =
| latNS = N
| longd = 17
| longm = 59
| longs =
| longEW = E
| seat = Kościerzyna
| parts_type = Gminas
| parts = Total 8 (incl. 1 urban)
| p1 = Kościerzyna
| p2 = Gmina Dziemiany
| p3 = Gmina Karsin
| p4 = Gmina Kościerzyna
| p5 = Gmina Liniewo
| p6 = Gmina Lipusz
| p7 = Gmina Nowa Karczma
| p8 = Gmina Stara Kiszewa
| blank_name = Car plates
| blank_info = GKS
| website = }}
__NOTOC__
'''Kościerzyna County''' () is a unit of territorial administration and local government (powiat) in Pomeranian Voivodeship, northern Poland. It was created on January 1, 1999 as a result of the Local Government Reorganization Act of 1998. Its administrative seat and only town is Kościerzyna, which lies  south-west of the regional capital Gdańsk.

The county covers an area of . As of 2006 its total population is 66,778, out of which the population of Kościerzyna is 23,016 and the rural population is 43,762.

<br>

''Kościerzyna County on a map of the counties of Pomeranian Voivodeship''

Kościerzyna County is bordered by Kartuzy County to the north, Gdańsk County and Starogard County to the east, Chojnice County to the south, and Bytów County to the west.

==Administrative division==
The county is subdivided into eight gminas (one urban and seven rural). These are listed in the following table, in descending order of population.

{{Polónia/Condado
 | nome               = Kościerski
 | nome_nativo        = kościerski
 | brasão             = POL powiat kościerski COA 1.svg
 | mapa               = Pomorskie kościerski.png 
 | bandeira           = POL powiat kościerski flag.svg
 | voivodia           = Pomerânia
 | sede               = Kościerzyna
 | starosta           = Wiesław Baryła 
 | área               = 1165,85
 | população          = 66&nbsp;591
 | data               = 2005
 | densidade          = 57,12
 | urbanização        = 34,86
 | matrículas         = GKS
 | TERYT              = 6.22.29.06.00.0
 | gmina mapa         = Powiat koscierski.png
 | gmina urbano       = 1
 | gmina urbano-rural = -
 | gmina rural        = 7
 | morada             = ul. 3 Maja 9c 
 | código postal      = 83-400 
 | telefone           = 58 680-18-40
 | fax                = 58 680-18-58
 | email              = 
 | site               = 
}}

'''Condado de Kościerski''' (polaco: ''powiat kościerski'') é um Pomerânia. A sede do condado é a cidade de km&sup2;, com 66&nbsp;591 habitantes, segundo os densidade 57,12 hab/km&sup2;.

== Divisões admistrativas ==
O condado possui:

:'''Comunas urbanas''': Kościerzyna 
:'''Comunas rurais''': Dziemiany, Karsin, Kościerzyna, Liniewo, Lipusz, Nowa Karczma, Stara Kiszewa

:'''Cidades''': Kościerzyna

==Demografia==
{{Polónia/Condado/Demografia
 | população           = 66&nbsp;591
 | homens              = 33&nbsp;046
 | homens%             = 49,6
 | mulheres            = 33&nbsp;545
 | mulheres%           = 50,4

 | cidades             = 23&nbsp;116
 | homens-cidades      = 11&nbsp;181
 | homens%-cidades     = 48,4
 | mulheres-cidades    = 11&nbsp;935
 | mulheres%-cidades   = 51,6