Plazy

Plazy is a municipality and village in Mladá Boleslav District in the Central Bohemian Region of the Czech Republic. It has about 500 inhabitants.

Plazy
Municipality
Centre of Plazy
Flag Coat of arms
Plazy Location in the Czech Republic
Coordinates: 50°24′51″N 14°58′30″E
Country	Czech Republic
Region	Central Bohemian
District	Mladá Boleslav
First mentioned	1322
Area
• Total	3.34 km2 (1.29 sq mi)
Elevation	221 m (725 ft)
Population  (2025-01-01)[1]
• Total	502
• Density	150/km2 (390/sq mi)
Time zone	UTC+1 (CET)
• Summer (DST)	UTC+2 (CEST)
Postal code	293 01
Website	www.plazy.cz

Administrative division

Plazy consists of two municipal parts (in brackets population according to the 2021 census):^[2]

• Plazy (341)
• Valy (139)

Etymology

The name is derived from the word plaz. In old Czech it was an expression for a slippery path.^[3]

Geography

Plazy is located about 4 kilometres (2 mi) east of Mladá Boleslav and 47 km (29 mi) northeast of Prague. It lies in a flat agricultural landscape in the Jičín Uplands.

History

The first written mention of Plazy is from 1322.^[4]

Demographics

Historical population

Year Pop. ±% 1869 268 —     1880 280 +4.5% 1890 286 +2.1% 1900 294 +2.8% 1910 313 +6.5%	Year Pop. ±% 1921 396 +26.5% 1930 407 +2.8% 1950 304 −25.3% 1961 319 +4.9% 1970 300 −6.0%	Year Pop. ±% 1980 287 −4.3% 1991 335 +16.7% 2001 358 +6.9% 2011 503 +40.5% 2021 480 −4.6%
Source: Censuses[5][6]

Economy

In the eastern part of the municipal territory there is an extensive industrial zone, which partially extends into the territory of neighbouring Mladá Boleslav. The largest company based here is the automotive parts manufacturer Faurecia Interior Systems Bohemia.^[7]

Transport

The I/16 road (the section from Mladá Boleslav to Jičín) runs along the southern municipal border.

Sights

Church of Saints Simon and Jude

The main landmark of Plazy is the Church of Saints Simon and Jude. It is a Baroque church built in 1739. It replaced an old church, first mentioned in 1394, which was destroyed by the fall of the newly added tower in 1731.^[4][8]