This paper is aimed to study the conceptual metaphor of homeland in English songs in the 20th century under the light of cognitive linguistics. A combination of descriptive method, qualitative and quantitative approaches was deployed in the study. 160 samples of conceptual metaphor of homeland in the 20th century American English songs found was described and sorted into four types, including structural, ontological, orientational, and especially combined conceptual metaphor which had not been studied in the former conceptual metaphor researches is also an  essential and notable contribution to the conceptual metaphor theory by Lakoff and Johnson (1980). In addition, these research findings could provide readers, listeners, composers of English songs, researchers on conceptual metaphor, teachers and learners of English as a foreign language with a good insight into these kinds of conceptual metaphor of homeland. In this way, they could respectively perceive the lyrics of English songs on homeland more deeply, create more imagery homeland songs and could expedite further studies on conceptual metaphor in general and those on homeland in particular and improve their teaching and learning English especially the creative writing module to help learners create their imagery writing pieces of literature, songs, poems vividly and effectively.