Initially known as "Forest Cove," Cove is a jewel nestled at the base of 7,132-foot Mt. Fanny, which rises majestically just beyond residents' back doors. The heavily-forested mountain is a spectacular setting for this hillside community, green in summer, gold with flaming tamaracks in fall, and snow-covered in winter.
Imbler was platted on Feb. 2, 1891, by Jesse Imbler, who gave the city a portion of his farmland. The city was designed with a wide Main Street to accommodate market transport to the Union Pacific Railroad depot along the east side of the plat.
The Grande Ronde River once flowed around this community, creating an island some eight miles in length by one-and-one-half miles wide. The town began in 1872 as a business center dedicated to flour production.
Incorporated in 1865 and originally known as Brownsville, La Grande is now the regional hub of commerce and education. With a population of about 13,000, La Grande is the Union County seat and the largest city in the region.
Incorporated in 1902, North Powder is located in the southeast corner of Union County on the north bank of the North Powder River. A stage station was established at this spot in 1862 as a result prospectors and workers migrating to the Powder River mines.
Located at the north end of the Grande Ronde Valley, Summerville was an early commercial and trading center. Settled in 1865 as a stage stop on the George Thomas line, the town was named in honor of Alexander Summerville, a friend of the first postmaster.