Municipality Kočevje, which is part of the Jugovzhodna Slovenija statistical region, measures 555 km2; this ranks it 1st among Slovene municipalities.
Statistical data for 2010 reveal the following:
In the middle of 2010 about 16,550 people (about 8,200 men and 8,350 women) were living in the municipality, which ranks Kočevje 28th among Slovene municipalities. The population density was 30 people per square kilometre, which was lower than the national average of 101 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 2.8 (in Slovenia 1.8). The number of people who moved from the municipality was higher than the number of people who moved into the municipality, so net migration per 1,000 population in the municipality was negative. It was -5.6. The sum of natural increase and net migration per 1,000 population in the municipality was negative. It was -2.8 (in Slovenia 1.6).
The mean age of people in Kočevje was 42.1 years, which was higher than the national average (41.6).
As in most Slovene municipalities, in Kočevje the number of old people was higher than the number of young people: there were 122 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 117. It also shows that the mean age of people in Kočevje 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 Kočevje – as in most Slovene municipalities – more women were 65+ years old than 14 or less; for men the situation was exactly the opposite.
Kočevje had 6 kindergartens. They were attended by 549 children or 75% of all children aged 1–5, which was more than the national average of 74%. In the school year 2010/2011 elementary schools in Kočevje were attended by about 1,200 pupils, while various upper secondary schools were attended by about 650 pupils. There were 41 students and 8 graduates per 1,000 people in the municipality; in Slovenia the averages were 52 per 1,000 and 10 per 1,000, respectively.
Among people aged 15–64 (i.e. working age population) about 53% were persons in employment (i.e. persons in paid employment or self-employed persons), which is less than the national average of 59%.
The registered unemployment rate was 18.4%, which is more than the national average (10.7%). As in most Slovene municipalities, more women than men were unemployed.
In Kočevje, average monthly gross earnings per person employed by legal persons were about 15% lower than the annual average of monthly earnings for Slovenia; and net earnings about 13% lower.
Every 11th person in the municipality was receiving at least one financial social assistance. In Slovenia as a whole every 22nd person received at least one financial social assistance.
The value of gross investment in new fixed assets in the municipality (EUR 966 per capita) was lower than the national average (EUR 2,176 per capita).
In 2010, there were 405 dwellings per 1,000 population. About 48% of dwellings had at least three rooms. Average size of dwellings in the municipality was 74 m2.
Every other person in Kočevje had a car (46 passenger cars per 100 population); cars in this municipality were on average 8 years old.
In 2010, 323 kg of municipal waste per person was collected in Kočevje, which is 66 kg less than on average in Slovenia.