Municipality Turnišče, which is part of the Pomurska statistical region, measures 24 km2; this ranks it 193th among Slovene municipalities.

Statistical data for 2012 reveal the following:

In the middle of 2012 about 3,350 people (about 1,650 men and 1,700 women) were living in the municipality, which ranks Turnišče 145th among Slovene municipalities. The population density was 140 people per square kilometre, which was higher 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 3.0 (in Slovenia 1.3). 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 -12.9. The sum of natural increase and net migration per 1,000 population in the municipality was negative. It was -9.9 (in Slovenia 1.6).

The mean age of people in Turnišče was 41.6 years, which was lower than the national average (42).

As in most Slovene municipalities, in Turnišče the number of old people was higher than the number of young people: there were 110 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 118. It also shows that the mean age of people in Turnišče 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 Turnišče – as in most Slovene municipalities – more women were 65+ years old than 14 or less; for men the situation was exactly the opposite.

Turnišče had 1 kindergarten. They were attended by 110 children or 78% of all children aged 1–5, which was more than the national average of 75%. In the school year 2012/2013 basic school in Turnišče was attended by about 250 pupils, while various upper secondary schools were attended by about 140 pupils. There were 40 students and 8 graduates per 1,000 people in the municipality; in Slovenia the averages were 47 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 57%.

The registered unemployment rate was 19.1%, which is more than the national average (12%). As in most Slovene municipalities, more women than men were unemployed.

In Turnišče, average monthly gross earnings per person employed by legal persons were about 22% lower than the annual average of monthly earnings for Slovenia; and net earnings about 18% lower.

In 2012, there were 330 dwellings per 1,000 population. About 76% of dwellings had at least three rooms. Average size of dwellings in the municipality was 100 m2.

Every other person in Turnišče had a car (48 passenger cars per 100 population); cars in this municipality were on average 9 years old.

In 2012, 160 kg of municipal waste per person was collected in Turnišče, which is 167 kg less than on average in Slovenia.