Yes, “Midwest” is considered a proper noun. Proper nouns are names used to identify specific people, places, or organizations, and they are usually capitalized. In this case, “Midwest” refers to a specific region in the United States that includes states like Ohio, Indiana, Illinois, Michigan, Wisconsin, Minnesota, Iowa, Missouri, North Dakota, South Dakota, Nebraska, and Kansas.
The term “Midwest” distinguishes this geographical area from other regions of the country, such as the Northeast, South, and West. Because of its designation as a unique area with cultural and historical significance, it is treated as a proper noun and is always capitalized. This distinguishes it from common nouns, which refer to general items or concepts without specific names.