Gilliam County photograph

Gilliam County

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Area3168
Population1,855 (2017)
County seatCondon
Largest cityCondon
CitiesCondon
Arlington
Lonerock
Date of Reg.
Date of Upd.
ID2472212
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About Gilliam County


Gilliam County is a county located in the U. S. state of Oregon. As of the 2010 census, the population was 1,871, making it the third-least populous county in Oregon. The county seat is Condon.

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