Census 2021

Number of dependent children

According to the 2021 Census results, almost 2.1 million dependent children were living in one-family households, an average of 0.75 dependent children per a housekeeping household of this type.

More than half of one-family households (54%) had no dependent children. The second most numerous group were households with one dependent child, accounting for over one fifth of all one-family households (22%). As the number of dependent children increased, the frequency of these households in society decreased, with only 4% of households with three or more dependent children.

by usual residence

Czech Republic

Year of Census

households, total

by number of dependent children

Number of
Average number
of dependent
children per




3 or more


2 667 867 1 508 420 619 070 460 811 79 566 1 794 645 0.67


2 773 930 1 503 696 611 453 542 619 116 162 2 071 651 0.75

The highest absolute number of dependent children in one-family households lived in Středočeský region (over 300 thousand) and the average number of dependent children was also the highest in this region, 0.81 dependent children. The average number of dependent children per one-family household was higher than the national average in Liberecký region (0.76). In Středočeský region recorded the lowest share of one-family households without dependent children (51 %).

Other regions ranged on the nation average or below. The lowest average number of dependent children was recorded in Plzeňský region (0.71), followed by Karlovarský region (0.72). The highest representation of one-family households without dependent children was found in Vysočina region (57 %).

State, Cohesion Region, Region, District, Administrative district of municipality with extended powers, Administrative district of the capital city of Praha, Municipality, City part

ULK ZLK VYS STČ PHA PLK PAK OLK MSK LBK HKK KVK JHM JHČ Počet mužů na 100 žen (index maskulinity) 94,0 97,7 99,0
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