Welcome to 338 S 3rd Ave, Upland — a beautifully upgraded multi-unit property offering charm, flexibility, and income potential. This unique setup features a fully remodeled main home, a detached ADU, and a bonus studio space on a generous 6,600 sq ft lot. Remodeled Main House Boasting approximately 1,027 sq ft, the main residence features 3 bedrooms and 2 bathrooms, thoughtfully remodeled with modern finishes. Enjoy wood flooring, updated windows, spacious living and dining areas, and a seamless blend of comfort and style. A long driveway, covered carport, and a private backyard with a covered patio complete this inviting home. Detached ADU The detached accessory dwelling unit is approximately 440 sq ft and includes a full kitchen, bathroom, and open-concept bedroom/living space. With private alley access, its own driveway, and separate outdoor patio, this unit is currently rented for $1,750/month — providing reliable rental income. Bonus Studio A separate, unpermitted studio offers additional flexibility with a small living area and bathroom — ideal for a home office, guest room, creative space, or storage. Located just minutes from Downtown Upland’s shops, dining, and Metrolink station, this turnkey property is ideal for multi-generational living or savvy investors see