The Primorsko-notranjska statistical region had 2.5% of Slovenia’s population in 2019. The region stood out with the lowest share of population and with the lowest population density (36 persons per square kilometre). A natural decrease was recorded in 2019 (–2.1 per 1,000 population), while net migration was positive (7.5 per 1,000 population). The share of foreign nationals in the population was 7.5%. Only the Osrednjeslovenska and Obalno-kraška statistical regions had higher shares of foreign nationals. The share of children born to unmarried mothers was the third lowest in the country. A half of children were born outside marriage. The mean age at death was the highest in this region (79.4 years), the same as in the Goriška region. The infant mortality rate (i.e. the number of infant deaths per 1,000 live births) was the highest among the regions here (8.1 per 1,000 live births).
In 2019, the highest employment rate was recorded in this region: 70% of the working age population were in employment. 41% of persons in employment from this region worked in another statistical region, a large majority of them in the Osrednjeslovenska statistical region. Average monthly net earnings were the lowest in the country. They amounted to EUR 1,017, which was EUR 117 less than the national average. This region was one of the poorest regions in the country. GDP per capita was the second lowest among the regions (EUR 16,154). This region contributed 1.8% to Slovenia's GDP. There were just over 4,600 enterprises operating in the region; each employed on average 3.5 people. In terms of the number of passenger cars per 1,000 population, this region was second (604). Also in terms of their average age (11.1 years). Of the total amount of wastewater generated in 2019 in this region, 95% was treated before discharge into the public sewerage system. This was the highest share among the regions. The same share was recorded in Pomurska.