519 Proton Place, San Marcos, CA 92078

• 4 beds |
• 4 baths |
• 2,429 sqft

Property Description

BRAND-NEW LUXURY HOME WITH CITY VIEWS, MULTIGENERATIONAL LIVING & SUSTAINABLE DESIGN! Welcome to The Hill District in San Marcos, where innovative design, modern amenities, and a commitment to sustainability come together to create an exceptional modern lifestyle. This never-lived-in, 4-bedroom, 3.5-bathroom, three-story home offers 2,429 square feet of thoughtfully designed living space with luxury finishes throughoutand no carpet! This energy-conscious home features owned solar panels, wall batteries, an EV charger, and a Halo-5 whole-home water filtration system. Additional highlights include luxury vinyl flooring, designer window coverings, city and mountain views, an outdoor kitchen, and one of the largest yards in the neighborhood. FIRST FLOOR: Designed with flexibility in mind, the private bedroom and full bathroom can function as a guest suite, home office, gym, in-law suite, or multigenerational living space. The area can be closed off from the main residence and offers the potential for an attached junior ADU-style setup. It includes direct garage access, a washer/dryer, sink, and private access to the backyard and full outdoor kitchen. The outdoor kitchen features a built-in BBQ, 2-burner cooktop, mini refrigerator, and microwave. A spacious patio with luxury pavers and low-maintenance landscaping creates a sunny and inviting outdoor retreat. SECOND FLOOR: The heart of the home features a spacious open-concept great room with a beautifully appointed luxury kitchen and an impressive 23-foot-wide covered patio. The kitchen showcases white shaker cabinetry, white qu

Listing Status:

Active

Date Added:

October 1, 2026

Data Last Updated:

October 8, 2026 at 12:12PM

Listing Office:

Knopp Coastal Realty : 760-263-4321

Listing Agent:

Gino Tinucci : 619-665-6701

MLS ID:

NDP2609182

Interior

• A/C: Central Forced AirElectric
• Fireplace: N/K

Exterior

• Pool: Below GroundCommunity/CommonSee RemarksAssociationFenced
• Parking: Direct Garage AccessGarageGarage - Two DoorGarage Door OpenerParking spaces: 4

Construction

• General: 3

Location

• HOA Amenities: Biking TrailsCall for RulesHiking TrailsOutdoor Cooking AreaPet RulesPlaygroundBarbecuePoolExterior (Landscaping)268.0Monthly
• Originating MLS: CRP
• School District: San Marcos Unified School Distri
• County: San Diego

Lot

• Zoning: R12201720728
• View: Mountains/HillsNeighborhoodCity Lights

Financial

• Source: CRP