Municipality Žirovnica, which is part of the Gorenjska statistical region, measures 43 km2; this ranks it 143rd among Slovene municipalities.
Statistical data for 2023 reveal the following:
In the middle of 2023 about 4,510 people (about 2,280 men and 2,240 women) were living in the municipality, which ranks Žirovnica 113th among Slovene municipalities. The population density was 106 people per square kilometre, which was higher than the national average of 105 people per square kilometre.
The number of live births was higher than the number of deaths, which means that natural increase per 1,000 population in the municipality was positive. It was 0.9 (in Slovenia –2.1). The number of people who moved from the municipality was lower than the number of people who moved into the municipality, so net migration per 1,000 population in the municipality was positive. It was 5.5. The sum of natural increase and net migration per 1,000 population in the municipality was positive. It was 6.4 (in Slovenia 3.3).
The mean age of people in Žirovnica was 44.9 years, which was higher than the national average (44.1).
As in most Slovene municipalities, in Žirovnica the number of old people was higher than the number of young people: there were 156 people, aged 65 or more, per 100 people aged 0–14. This ratio shows that the value of the ageing index was higher than the national average of 145. It also shows that the mean age of people in Žirovnica is growing more rapidly than in Slovenia as a whole. Data by sex show that the ageing index for women was in all municipalities except in six (Črna na Koroškem, Dobrovnik/Dobronak, Grad, Hodoš/Hodos, Jezersko in Mislinja) higher than the ageing index for men. In Žirovnica – as in most Slovene municipalities – more women were 65+ years old than 14 or less; for men the situation was the same.
Žirovnica had 1 kindergarten, which was attended by 174 children. Of all children in the municipality aged 1–5, 83% were included in kindergartens, which was the same as the national average. In the school year 2023/24 elementary school in Žirovnica was attended by about 430 pupils, while various upper secondary schools were attended by about 170 pupils. There were 39 students and 10 graduates per 1,000 people in the municipality; in Slovenia the averages were 38 per 1,000 and 8 per 1,000, respectively.
Among people aged 15–64 (i.e. working age population) about 73% were persons in employment (i.e. persons in paid employment or self–employed persons), which is more than the national average (69%).
In Žirovnica, average monthly gross earnings per person employed by legal persons were about 4% lower than the annual average of monthly earnings for Slovenia; net earnings were about 3% lower.
Among 1,000 inhabitants in the municipality, 609 had a passenger car. The car was on average 10 years old.
In 2023, 407 kg of municipal waste per person was collected in Žirovnica, which is 29 kg more than on average in Slovenia.