Municipality Ljubljana, which is part of the Osrednjeslovenska statistical region, measures 275 km2; this ranks it 11th among Slovene municipalities.
Statistical data for 2008 reveal the following:
At the end of 2008 about 276,100 people (about 132,500 men and 143,600 women) were living in the municipality, which ranks Ljubljana 1st among Slovene municipalities. The population density was 1,004 people per square kilometre, which was higher than the national average of 100 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 3.0 (in Slovenia 1.7). 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 26.4. The sum of natural increase and net migration per 1,000 population in the municipality was positive. It was 29.4 (in Slovenia 10.9).
The mean age of people in Ljubljana was 41.8 years, which was higher than the national average (41.3 years).
As in most Slovene municipalities, in Ljubljana the number of old people was higher than the number of young people: there were 134 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 118. It also shows that the mean age of people in Ljubljana is growing more rapidly than in Slovenia as a whole. Data by sex show that the ageing index for women was in all Slovene municipalities higher than the ageing index for men. In Ljubljana – as in most Slovene municipalities – more women were 65+ years old than 14 or less; as regards men the same number were 65+ years old as 14 or less.
Ljubljana had 105 kindergartens. They were attended by 11,615 children. Of all children aged 1–5, 81% were included in kindergartens, which was more than the national average of 70%. In the school year 2008/09 elementary schools in Ljubljana were attended by about 19,900 pupils. About 11,000 pupils from the municipality attended various secondary schools. There were 60 students and 9 graduates per 1,000 people in the municipality; in Slovenia the averages were 55 per 1,000 and 8 per 1,000, respectively.
Among people aged 15–64 (i.e. working age population) about 63% were persons in employment (i.e. persons in paid employment or self-employed persons), which is more than the national average of 62%.
The registered unemployment rate was 5.8%, which is less than the national average (6.7%). As in most Slovene municipalities, more women than men were unemployed.
In Ljubljana, average monthly gross earnings per person employed by legal persons were about 20% higher than the annual average of monthly earnings for Slovenia; and net earnings about 16% higher.
Every 49th person in the municipality was receiving at least one financial social assistance. In Slovenia as a whole every 28th person received at least one financial social assistance.
The value of gross investment in new fixed assets in the municipality (EUR 7,164 per capita) was higher than the national average (EUR 3,165 EUR per capita).
In 2008, there were 434 dwellings per 1,000 population. About 48% of dwellings had at least three rooms. Average size of dwellings in the municipality was 69 m2.
About every other person in Ljubljana had a car (53 passenger cars per 100 population); cars in this municipality were on average 7 years old.
In tourist accommodations in the municipality around 375,700 arrivals and 740,600 overnight stays of tourist were recorded, which is approximately 13.6% of all arrivals and 8.8% of all overnight stays of tourists in Slovenia.
In 2008, 455 kg of municipal waste per person was collected in Ljubljana, which is 36 kg more than on average in Slovenia.