Baghdad, Feb 3 (IANS): At least seven people were killed and 30 others wounded in three car bomb attacks in and around Iraq's capital Baghdad Monday, a police source said.

The deadliest attack occurred in the town of Mahmoudiyah, some 30 km south of Baghdad, when a suicide bomber detonated his explosives-laden car near a market place, killing at least four people and wounding 15 others, the source told Xinhua on condition of anonymity.

Another car bomb went off at Baladiyat district in the eastern part of Baghdad, leaving two people dead and nine injured.

The third car bomb exploded in Baghdad's northern district of Hurriyah, killing a civilian and wounding six others, the source said.

The toll may rise as ambulances and civilian vehicles evacuated the casualties to nearby medical facilities, the source said.

Iraq is witnessing its worst violence in recent years. According to the UN Assistance Mission for Iraq, a total of 8,868 Iraqis, including 7,818 civilians and civilian police personnel, were killed in 2013, the highest annual death toll in years.