Carnarvon is an unincorporated community in Sac County, in the U.S. state of Iowa.

[1] A post office was established at Carnarvon in 1888.

[2][3] The community was named after Caernarfon, in Wales, the former hometown of a first settler.

This article about the geography of Sac County, Iowa is a stub.

You can help Wikipedia by expanding it.