Rare opportunity to acquire the historic Kelley Block in the heart of downtown Spearfish. Spanning 604 - 630 N Main Street, this approximately 63,000 square-foot, income-producing property offers a diverse mix of street-level retail, restaurant, professional office and service spaces, residential apartments, a dance hall and the historic Matthews Opera House. Several tenants have occupied the property for decades, providing an established tenant mix and multiple income streams, including additional revenue from an AT&T rooftop communications lease. Major improvements include an approximately $250,000, 80-mil PVC membrane roof covering all three roof sections, approximately $50,000 in electrical upgrades, new gas lines serving the rooftop HVAC equipment, completed sewer work, and extensive updates to apartments and commercial suites. The property also includes multiple basements, attic storage, an elevator and adjacent tenant parking. Financials, leases, floor plans and supporting property documents are available to qualified buyers. Buyer and buyer's agent to verify all information.