Lawn Hill is an unincorporated community in Hardin County, in the U.S. state of Iowa. It is located north of New Providence.
History Lawn Hill was platted in 1880. The community contained a post office from 1881 until 1943. Lawn Hill's population was 25 in 1902, 22 in 1915, and 61 in 1925. The population was 50 in 1940.
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