|Named for||An American, Charles Plummer Hill, who founded the border post, and was the US Deputy Collector of Customs there.|
|Elevation||553 m (1,814 ft)|
|• Total||<100 est.|
|Time zone||PST (UTC-8)|
|• Summer (DST)||PDT (UTC-7)|
Porthill is an unincorporated community in Boundary County, Idaho, United States, located near the Canadian border into British Columbia. Idaho State Highway 1 runs straight through the community and to the Porthill Port of Entry which then turns into British Columbia Highway 21. The Porthill Port Entry is used as the American Port only. Rykerts, British Columbia acts as the Canadian Crossing.
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