The company is also building gas grids in Zadar and Sibenik-Knin counties.
It has invested HRK 100 million in a 30-kilometre pipeline in Zadar County and plans to build another 17 km by year's end.
More than 330 houses and 1,300 flats have applied for gas supply in Zadar, the company said.
EVN Croatia is a subsidiary of Austria's EVN AG, which is present in 21 European countries and has more than 14 million clients.