NOTOC There is more than one place called Monrovia: Liberia Monrovia - the capital of Liberia. United States of America Monrovia (Alabama) - A town in the state of Alabama. Monrovia (California) - A town in the state of California located near Los Angeles. Monrovia (Maryland) - A town in the state of Maryland. Monrovia (Indiana) - A town in the state of Indiana.