Welcome to 635 & 639 W. Mason. 635 W. Mason is a delightful one-bedroom, one-bathroom home nestled in a prime location in Spearfish, SD. This inviting space offers a comfortable, low-maintenance lifestyle. The charming patio is the perfect place to relax, whether you're enjoying your morning coffee or unwinding at the end of the day. With convenient parking available, you'll never have to worry about finding a spot for your car. Right next door is a 4-unit rental property at 639 W. Mason, offering even more investment potential. Both the house and the 4-unit building are in close proximity to Black Hills State University, making them a prime opportunity for investors looking to capitalize on the area's strong rental market. Co-Listing Agent is related to a member of a Selling Entity.