| Piotrków County | |
| Native Name: | Powiat piotrkowski |
| Settlement Type: | County |
| Total Type: | Total |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Łódź |
| Area Total Km2: | 1429.12 |
| Population Total: | 90227 |
| Population As Of: | 2006 |
| Population Density Km2: | auto |
| Population Urban: | 6387 |
| Population Blank1 Title: | Rural |
| Population Blank1: | 83840 |
| Coor Pinpoint: | Piotrków Trybunalski |
| Coordinates: | 51.4°N 60°W |
| Seat: | Piotrków Trybunalski |
| Parts Type: | Gminas |
| Parts: | Total 11 |
| P1: | Gmina Aleksandrów |
| P2: | Gmina Czarnocin |
| P3: | Gmina Gorzkowice |
| P4: | Gmina Grabica |
| P5: | Gmina Łęki Szlacheckie |
| P6: | Gmina Moszczenica |
| P7: | Gmina Ręczno |
| P8: | Gmina Rozprza |
| P9: | Gmina Sulejów |
| P10: | Gmina Wola Krzysztoporska |
| P11: | Gmina Wolbórz |
| Blank Name: | Car plates |
| Blank Info: | EPI |
| Website: | http://www.powiat-piotrkowski.pl |
Piotrków County (Polish: powiat piotrkowski) is a unit of territorial administration and local government (powiat) in Łódź Voivodeship, 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 is the city of Piotrków Trybunalski, although the city is not part of the county (it constitutes a separate city county). The only towns in Piotrków County are Sulejów, which lies 150NaN0 east of Piotrków Trybunalski, and Wolbórz (classed as a town since 1 January 2011).
The county covers an area of 1429.12km2. In 2006, its total population was 90,227, made up of 6,387 in Sulejów and a rural population of 83,840.
Apart from the city of Piotrków Trybunalski, Piotrków County is also bordered by Łódź East County to the north, Tomaszów Mazowiecki County and Opoczno County to the east, Radomsko County to the south, Bełchatów County to the west, and Pabianice County to the north-west.
The county is subdivided into 11 gminas (two urban-rural and nine rural). These are listed in the following table, in descending order of population.
| Gmina | Type | Area (km²) | Population (2006) | Seat |
| Gmina Sulejów | urban-rural | 189.5 | 15,581 | Sulejów |
| Gmina Moszczenica | rural | 111.6 | 12,766 | Moszczenica |
| Gmina Rozprza | rural | 162.5 | 12,039 | Rozprza |
| Gmina Wola Krzysztoporska | rural | 170.4 | 11,575 | Wola Krzysztoporska |
| Gmina Gorzkowice | rural | 102.3 | 8,631 | Gorzkowice |
| Gmina Wolbórz | urban-rural | 151.2 | 7,646 | Wolbórz |
| Gmina Grabica | rural | 127.2 | 6,087 | Grabica |
| Gmina Aleksandrów | rural | 144.0 | 4,514 | Aleksandrów |
| Gmina Czarnocin | rural | 72.7 | 4,073 | Czarnocin |
| Gmina Łęki Szlacheckie | rural | 108.4 | 3,686 | Łęki Szlacheckie |
| Gmina Ręczno | rural | 89.2 | 3,629 | Ręczno |