124 Illinois Street Two Residences on One Lot. This versatile property offers exceptional income potential and flexible living arrangements with two fully independent units on a single parcel. An ideal opportunity for investors, multi-generational households, or owner-occupants seeking supplemental rental income. Located just 5 minutes from the Ferry with direct freeway access to Napa, Marin, Contra Costa, and San Francisco, the property combines convenience with strong demand drivers. Nearby attractions include vibrant downtown farmers markets, the cultural resurgence of Mare Island, and easy proximity to both Wine Country and the City. Front Home: Recently renovated with modern finishes, offering 3 bedrooms and 2 full bathrooms, well-suited for primary residence or high rental demand. Rear Cottage: A self-contained 1-bedroom, 1-bath unit with kitchenette and living area, ideal for extended family, guests, or use as a secondary income stream. With its combination of updated living space, prime commuter location, and dual-unit flexibility, this property presents a rare opportunity to maximize value through rental income, shared living, or future appreciation.