Municipality Kobilje, which is part of the Pomurska statistical region, measures 20 km2; this ranks it 198th among Slovene municipalities.
Statistical data for 2019 reveal the following:
In the middle of 2019 about 550 people (about 280 men and 270 women) were living in the municipality, which ranks Kobilje 209th among Slovene municipalities. The population density was 28 people per square kilometre, which was lower than the national average of 103 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 5.5 (in Slovenia -0.6). 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 -5.5. The sum of natural increase and net migration per 1,000 population in the municipality was zero (in Slovenia 7.2).
The mean age of people in Kobilje was 45.9 years, which was higher than the national average (43.4).
As in most Slovene municipalities, in Kobilje the number of old people was higher than the number of young people: there were 192 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 133. It also shows that the mean age of people in Kobilje 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 two (Jezersko and Loški Potok) higher than the ageing index for men. In Kobilje – as in most Slovene municipalities – more women were 65+ years old than 14 or less; for men the situation was the same.
Kobilje had 1 kindergarten. It was attended by 15 children or 88% of all children aged 1–5, which was more than the national average of 81%. In the school year 2019/20 elementary school in Kobilje was attended by about 40 pupils, while various upper secondary schools were attended by about 20 pupils. There were 30 students and 4 graduates per 1,000 people in the municipality; in Slovenia the averages were 37 per 1,000 and 8 per 1,000, respectively.
Among people aged 15–64 (i.e. working age population) about 62% were persons in employment (i.e. persons in paid employment or self-employed persons), which is less than the national average (66%).
In Kobilje, average monthly gross earnings per person employed by legal persons were about 16% lower than the annual average of monthly earnings for Slovenia; net earnings were about 12% lower.
Among 100 inhabitants in the municipality, 55 had a passenger car. The car was on average 9 years old.
In 2019, 200 kg of municipal waste per person was collected in Kobilje, which is 159 kg less than on average in Slovenia.