Municipality Cerklje na Gorenjskem, which is part of the gorenjska statistical region, measures 78 km2; this ranks it 86th among Slovene municipalities.
Statistical data for 2015 reveal the following:
In the middle of 2015 about 7,400 people (about 3,750 men and 3,700 women) were living in the municipality, which ranks Cerklje na Gorenjskem 71th among Slovene municipalities. The population density was 95 people per square kilometre, which was lower than the national average of 102 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 3.5 (in Slovenia 0.4). 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 15.7. The sum of natural increase and net migration per 1,000 population in the municipality was positive. It was 19.2 (in Slovenia 0.6).
The mean age of people in Cerklje na Gorenjskem was 39.6 years, which was lower than the national average (42.6).
in contrast to most Slovene municipalities, in Cerklje na Gorenjskem the number of young people was higher than the number of old people: there were 84 people, aged 65 or more, per 100 people aged 0–14. This ratio shows that the value of the ageing index was lower than the national average of 123. It also shows that the mean age of people in Cerknica is growing more slowly 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 Cerklje na Gorenjskem – as in most Slovene municipalities – more women were 65+ years old than 14 or less; for men the situation was exactly the opposite.
In the school year 2015/2016 basic schools in Cerklje na Gorenjskem were attended by about 750 pupils, while various upper secondary schools were attended by about 300 pupils. There were 50 students and 9 graduates per 1,000 people in the municipality; in Slovenia the averages were 39 per 1,000 and 9 per 1,000, respectively.
Among people aged 15–64 (i.e. working age population) about 64% were persons in employment (i.e. persons in paid employment or self–employed persons), which is more than the national average (58%).
The registered unemployment rate was 5.9%, which is less than the national average (12.3%). As in most Slovene municipalities, more women than men were unemployed.
In Cerklje na Gorenjskem, average monthly gross earnings per person employed by legal persons were about 51% higher than the annual average of monthly earnings for Slovenia; and net earnings about 16% lower.
In 2015, there were 359 dwellings per 1,000 population. About 77% of dwellings had at least three rooms. Average size of dwellings in the municipality was 98 m2.
Every other person in Cerklje na Gorenjskem had a car (58 passenger cars per 100 population); cars in this municipality were on average 9.3 years old.
In 2015, 323 kg of municipal waste per person was collected in Cerklje na Gorenjskem, which is 8 kg more than on average in Slovenia.