Geography
It is located in the very heart of Kozara, below the peak of Komanda (elevation 497 m - the eastern edge of the village). From the west, the border is the ridge Planinica, and from the south Bukova Kosa (elevation 287 m). In the north, Jelovac is open to Knežopolje, i.e.- Donji Jelovac and further to Knežica. In the north-east, at 301 m, there is the famous hill Patrija, the thirteen centuries old Serbian Knežopolje Guard. There is the Road of Partisan Liberation - from the river Mlječanica to the elementary school "Petar Kočić". The average altitude of the village is 240 m.
About 60% is arable land and about 40% is forest. The rivers Mlječanica, and streams Rijeka (Jelovačka = Poharine), Jelovača, Poljanski potok, Studena and Petrovića potok (flows from Prodans, through Aleksićs and Vilas - to Cerova kosa, i.e. Usjek) all flow through the village. There are 27 wells of drinking water.