Umatilla County, OR
Umatilla County Population: 70,548 Population Density: 21.9 per square mile Water Area Percentage: 0.49% (15.99 square miles) Land Area Percentage: 99.51% (3,215.26 square miles) Total Area: 3,231.25 square miles Housing Units: 27,676 per square mile County Links Lakes In Umatilla County • Lake Wallula |
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Quick Links Dworshak Reservoir News Dworshak Reservoir Photos Dworshak Reservoir Videos |