Hrastovac is a settlement in the municipality Garešnica, Bjelovar-Bilogora County in Croatia.

It is connected by the D26 highway.

According to the 2021 census, its population was 370.

[2] According to the 2001 census, there were 539 inhabitants,[3] in 167 of family households.

[4] This Bjelovar-Bilogora County geography article is a stub.