Umatilla County, Oregon
Umatilla County profile, demographic data, and geographic information.
Cities & Towns in Umatilla County
Constituent municipalities and census communities located within Umatilla County.
| City / Town Name | Classification | Census GEOID | Land Area |
|---|---|---|---|
| Adams city | City | 4100350 | 0.36 sq mi |
| Athena city | City | 4103200 | 0.58 sq mi |
| Cayuse CDP | CDP | 4111900 | 2.88 sq mi |
| Echo city | City | 4122200 | 0.83 sq mi |
| Gopher Flats CDP | CDP | 4130165 | 2.11 sq mi |
| Green Meadows CDP | CDP | 4131115 | 1.23 sq mi |
| Helix city | City | 4133250 | 0.13 sq mi |
| Hermiston city | City | 4133700 | 8.70 sq mi |
| Kirkpatrick CDP | CDP | 4139566 | 3.58 sq mi |
| McKay CDP | CDP | 4144625 | 23.44 sq mi |
| Meacham CDP | CDP | 4146800 | 2.27 sq mi |
| Milton-Freewater city | City | 4148600 | 2.03 sq mi |
| Mission CDP | CDP | 4149000 | 7.61 sq mi |
| Pendleton city | City | 4157150 | 11.60 sq mi |
| Pilot Rock city | City | 4157650 | 1.48 sq mi |
| Riverside CDP | CDP | 4162412 | 0.61 sq mi |
| Stanfield city | City | 4169900 | 1.73 sq mi |
| Tutuilla CDP | CDP | 4175185 | 20.00 sq mi |
| Ukiah city | City | 4175550 | 0.22 sq mi |
| Umapine CDP | CDP | 4175600 | 3.32 sq mi |
| Umatilla city | City | 4175650 | 5.09 sq mi |
| Weston city | City | 4180350 | 0.56 sq mi |