Willowcreek is an unincorporated

Unincorporated area

In law, an unincorporated area is a region of land that is not a part of any municipality.To "incorporate" in this context means to form a municipal corporation, a city, town, or village with its own government. An unincorporated community is usually not subject to or taxed by a municipal government...

 community in Malheur County

Malheur County, Oregon

Malheur County is a county located in the southeast corner of the U.S. state of Oregon. It is included in the eight-county definition of Eastern Oregon. Most of the county observes the Mountain Time Zone, although the southern quarter of the county observes the Pacific Time Zone along with the...

, Oregon

Oregon

Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...

, United States. It is located about 11 miles northwest of Vale

Vale, Oregon

Vale is a city in Malheur County, Oregon, United States, about west of the Idaho border. It is at the intersection of U.S. Routes 20 and 26, on the Malheur River.Vale was selected as Malheur's county seat in 1955, 68 years after the county was founded...

 on U.S. Route 26

U.S. Route 26 in Oregon

In the U.S. state of Oregon, U.S. Route 26 is a major cross-state state highway, connecting U.S. Route 101 on the Oregon Coast near Seaside with the Idaho state line east of Nyssa. Local highway names include the Sunset Highway No. 47, Mount Hood Highway No. 26, and John Day Highway No...

. The community has a store and café.

Willowcreek post office was established in 1937 and was discontinued by 1980. Today Willowcreek has a Vale mailing address. The post office took its name from Willow Creek

Willow Creek (Malheur River)

Willow Creek is a tributary of the Malheur River in Malheur County in the U.S. state of Oregon. The creek, which forms at above sea level and ends at , flows generally southeast between Ironside and Vale. Willow Creek's watershed covers of relatively arid land.Willow Creek begins at the...

, a prominent stream of the county that is a tributary of the Malheur River

Malheur River

The Malheur River is a tributary of the Snake River in eastern Oregon in the United States. It drains a high desert area, between the Harney Basin and the Blue Mountains and the Snake....

. The Union Pacific (UP) station here was named Lancaster (or Lancaster Station) after Lancaster, Pennsylvania

Lancaster, Pennsylvania

Lancaster is a city in the south-central part of the Commonwealth of Pennsylvania. It is the county seat of Lancaster County and one of the older inland cities in the United States, . With a population of 59,322, it ranks eighth in population among Pennsylvania's cities...

. The station was on UP's Brogan

Brogan, Oregon

Brogan is an unincorporated community in Malheur County, Oregon, United States, on U.S. Route 26. Brogan was founded by D. M. Brogan in 1909, and when a post office was established in the locality on April 23 of that year, it was named for him...

 Line, which was removed by UP. It was named by Brogan namesake D. M. Brogan, who was born in the Pennsylvania city.

Willowcreek Elementary School is part of the Vale School District.