Nowy Dwór County, Masovian Voivodeship

Coordinates: 52°26′N 20°41′E / 52.433°N 20.683°E / 52.433; 20.683
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Nowy Dwór County
Powiat nowodworski
Flag of Nowy Dwór County
Coat of arms of Nowy Dwór County
Location within the voivodeship
Location within the voivodeship
Division into gminas
Division into gminas
Coordinates (Nowy Dwór): 52°26′N 20°41′E / 52.433°N 20.683°E / 52.433; 20.683
Country Poland
SeatNowy Dwór Mazowiecki
 • Total691.65 km2 (267.05 sq mi)
 • Total79,256
 • Density110/km2 (300/sq mi)
 • Urban
 • Rural
Car platesWND

Nowy Dwór County (Polish: powiat nowodworski) 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 largest town is Nowy Dwór Mazowiecki, which lies 33 kilometres (21 mi) north-west of Warsaw. The county also contains the towns of Nasielsk, lying 21 km (13 mi) north-east of Nowy Dwór Mazowiecki, and Zakroczym, 5 km (3 mi) west of Nowy Dwór Mazowiecki. Warsaw-Modlin Airport is located within the county. The county covers an area of 691.65 square kilometres (267.0 sq mi). As of 2019, its total population is 79,256, out of which the population of Nowy Dwór Mazowiecki is 28,649, that of Nasielsk is 7,702, that of Zakroczym is 3,196, and the rural population is 39,709.[1]

Neighbouring counties[edit]

Nowy Dwór County is bordered by Pułtusk County to the north-east, Legionowo County to the east, Warsaw West County to the south, Sochaczew County to the south-west and Płońsk County to the north-west.

Administrative division[edit]

The county is subdivided into six gminas (one urban, two urban-rural and three rural). These are listed in the following table, in descending order of population.

Gmina Type Area
Nowy Dwór Mazowiecki urban 28.3 28,649  
Gmina Nasielsk urban-rural 202.5 19,950 Nasielsk
Gmina Czosnów rural 128.3 9,951 Czosnów
Gmina Pomiechówek rural 102.3 9,053 Brody-Parcele
Gmina Zakroczym urban-rural 71.4 6,055 Zakroczym
Gmina Leoncin rural 158.8 5,598 Leoncin


  1. ^ GUS. "Population. Size and structure and vital statistics in Poland by territorial division in 2019. As of 30th June". Retrieved 2020-09-14.