[1] Its county seat is South Bend,[2] and its largest city is Raymond.

The county was formed by the government of Oregon Territory in February 1851[3] and is named for the Pacific Ocean.

Pacific County is centered on Willapa Bay, a region that provides twenty-five percent of the United States oyster harvest,[4] although forestry, fishing, and tourism are also significant elements of the county's economy.

On December 19, 1845, the Provisional Government of Oregon created two counties (Vancouver and Clark) in its northern portion (which is now the state of Washington).

[11] In terms of ancestry, 23.4% were German, 13.8% were English, 11.9% were Irish, 7.6% were American, 6.2% were Norwegian, and 5.8% were Swedish.

29.50% of all households were made up of individuals, and 14.30% had someone living alone who was 65 years of age or older.

The county backed Trump again in 2020, voting for a losing Republican for the first time since 1916.

It backed Trump again in 2024, with him winning it by a margin of 1.30% a slight increase from his preference in 2020.

Media related to Pacific County, Washington at Wikimedia Commons