City of Willamina, Oregon

Willamina is located at 45°4'42" North, 123°29'4" West (45.078611, -123.484722).

According to the United States Census Bureau, the city has a total area of 0.89 mi² (2.30 km²). 0.86 mi² (2.23 km²) of it is land and 0.02 mi² (0.06 km²) of it is covered by water. The total area is 2.76% water.

Willamina is located in the Pacific Standard Time (PST) timezone, GMT-08:00. It observes Daylight Saving Time (DST).