| Sochaczew County | |
| Native Name: | Powiat sochaczewski |
| Settlement Type: | County |
| Total Type: | Total |
| Image Map1: | POL powiat sochaczewski map.svg |
| Map Caption1: | Division into gminas |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Area Total Km2: | 731.02 |
| Population Total: | 85024 |
| Population As Of: | 2019 |
| Population Density Km2: | auto |
| Population Urban: | 36327 |
| Population Blank1 Title: | Rural |
| Population Blank1: | 48697 |
| Coor Pinpoint: | Sochaczew |
| Coordinates: | 52.2292°N 20.2386°W |
| Seat: | Sochaczew |
| Parts Type: | Gminas |
| Parts: | Total 8 (incl. 1 urban) |
| P1: | Sochaczew |
| P2: | Gmina Brochów |
| P3: | Gmina Iłów |
| P4: | Gmina Młodzieszyn |
| P5: | Gmina Nowa Sucha |
| P6: | Gmina Rybno |
| P7: | Gmina Sochaczew |
| P8: | Gmina Teresin |
| Blank Name: | Car plates |
| Blank Info: | WSC |
| Website: | http://www.starostwo-soch.home.pl |
Sochaczew County (Polish: powiat sochaczewski) is a unit of territorial administration and local government (powiat) in Masovian Voivodeship, east-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 Sochaczew, which lies 52km (32miles) west of Warsaw.
The county covers an area of 731.02km2. As of 2019, the county's total population is 85,024, out of which the population of Sochaczew is 36,327, and the rural population is 48,697.[1]
Sochaczew County is bordered by Płońsk County to the north, Nowy Dwór County to the north-east, Warsaw West County and Grodzisk Mazowiecki County to the east, Żyrardów County to the south-east, Skierniewice County to the south, Łowicz County to the south-west, Gostynin County to the west, and Płock County to the north-west.
The county is subdivided into eight gminas (one urban and seven rural). These are listed in the following table, in descending order of population.
| Gmina | Type | Area (km2) | Population (2019) | Seat |
| Sochaczew | urban | 26.1 | 36,327 | |
| Gmina Teresin | rural | 88.0 | 11,511 | Teresin |
| Gmina Sochaczew | rural | 91.4 | 10,944 | Sochaczew * |
| Gmina Nowa Sucha | rural | 90.3 | 6,670 | Nowa Sucha |
| Gmina Iłów | rural | 128.5 | 6,168 | Iłów |
| Gmina Młodzieszyn | rural | 117.1 | 5,557 | Młodzieszyn |
| Gmina Brochów | rural | 116.8 | 4,379 | Brochów |
| Gmina Rybno | rural | 72.8 | 3,468 | Rybno |
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