Located at 420 Sierra College Drive in Grass Valley's Litton Business Park, this Class A building offers 21,520 SF on 2.54 acres, built in 2009 and zoned CBP / Corporate Business Park. Backing directly onto Litton Trail, the property offers a unique walkable campus feel rarely found in industrial spaces. This central Sierra College Drive location provides excellent accessibility, visibility, and proximity to all of western Nevada County. Available at $1.39/SF/Mo on a Modified Gross lease with public water and sewer. 420 Sierra College Suite 320 is an exceptionally rare ±1,800 square-foot light industrial suite located within the most prestigious Class A office building in Western Nevada County. This highly functional and well-appointed space offers an ideal blend of approximately 50% modern office and 50% warehouse use. The space features a glass storefront and a 14-foot roll-up door, allowing for efficient loading, storage, and light industrial operations while maintaining a polished, client-facing environment. The office area is nicely finished, making it suitable for engineering firms, specialty contractors, creative studios, lab support use, tech companies, and high-end service providers seeking a professional setting with warehousing/storage capabilities. Backing directly onto Litton Trail, the property offers a unique walkable campus feel and is within easy walking distance to BriarPatch, Nevada Union High School, Sierra College, and shops and amenities along East Main St. This central Sierra College Drive location provides excellent accessibility, visibility, and proximity to all of western Nevada County. Suite 340 is a versatile ±1,200 square-foot warehouse suite in the same building. Designed for businesses that need pure warehousing, storage, or light industrial capability, this well-configured space delivers maximum functional square footage with the added convenience of a private restroom. The suite features a 14-ft roll-up door and an open warehouse floor ideal for inventory, equipment, or production use, an exceptional opportunity for contractors, distributors, service providers, or any business seeking warehouse space within Nevada County's most desirable submarket. Suites 320 and 340 can be leased separately or combined for ±3,000 SF of contiguous space configured as roughly 900 SF of office and 2,100 SF of warehouse, offering exceptional flexibility for growing businesses. These are the only two light industrial spaces available on Sierra College Dr, making this a truly irreplaceable offering for businesses seeking both prestige and functionality in Nevada County's most desirable submarket.