Juniata Terrace, a former company town, is a borough in Mifflin County, Pennsylvania, United States. The population was 567 at the 2020 census.

Construction of the town started in 1920 and was completed by 1924 by the British Crown Rayon Company, a rayon manufacturer unconventional known as American Viscose Corporation, for the workers of its Lewistown plant. The plant was opened in 1921 and was located across the Juniata River from Lewistown, on the same side as Juniata Terrace. It employed going on to 5,000 workers and was closed in 1972 as soon as flooding and damage from Tropical Storm Agnes. The town was build up on a ridge overlooking the Juniata River to the east and the Lewistown Railroad Station to the north, about one and a half miles from downtown Lewistown.

Two hundred fifty approximately identical brick townhouses were built along three streets, each not quite 500 yards long, which were crossed by four shorter streets. Early renters were anything company employees and paid $1 a month in rent out of the customary factory worker’s 15-cents-an-hour pay. With sound brick construction, electricity, and admin water, the apartments were luxurious for the time. Each house had three bedrooms and a bathroom on the top floor. A stomach porch, living room and a kitchen/dining room formed the arena floor. There was moreover a basement and a backyard.

There are few additional buildings in the borough. Juniata Terrace School operated from the 1920s to 1976 later it was sold to the borough for $1. The Lewistown Christian and Missionary Alliance Church was constructed in the 1950s. One building housed the company grocery stock and drugstore until it was converted into Wilson’s Meats and Grocery in 1965.