Prehistoric cultural affiliation(s) include Late Woodland and Monongahela Culture dating back to 1000.
Several famous people are associated with these Garrett County historic places including William A. Brydon and John W. Garrett.
Some of the country's most noteable architects helped create the Garrett County places including James Rieley Gordon, Tracy & Swartout, Baldwin & Pennington, Baltimore & Ohio Railroad Co., Henry August Kaese Sr., H. E. Faul, John Miller, Creed Collins and James Drane. Prominent architectural styles found in Garrett Country are Queen Anne, Italianate and Classical Revival.