Blockhouse, WashingtonBlockhouse is an unincorporated community in Klickitat County, in the U.S. state of Washington.[1] HistoryBlockhouse had its start in the 1850s when a military fort was built near the town site.[2] and was used during the Yakima War. A post office called Blockhouse was established in 1872, and remained in operation until 1930.[3] References
45°50′22″N 120°56′15″W / 45.83944°N 120.93750°W
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