519 Proton Place, San Marcos, CA — listing photo 1
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FOR SALENew Listing

519 Proton Place

San Marcos, CA 92078
4 Beds
4 Baths
2,429 Sq Ft
Built 2025
$1,399,000

Property Overview

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 throughout—and 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 quartz countertops, stainless-steel appliances, an electric induction cooktop, smart refrigerator, reach-in pantry, and a large island with stainless-steel sink and seating for up to four. THIRD FLOOR: Three additional bedrooms, two full bathrooms, and a dedicated laundry room provide plenty of space and privacy. The spacious primary suite features a private balcony, two walk-in closets, a luxurious freestanding soaking tub, and a walk-in shower. The formal laundry room includes a brand-new washer and dryer set. And yes—there are two laundry areas, one serving each living space. The attached garage includes a covered driveway, providing the ability to accommodate two additional vehicles in front of the home. Outside, enjoy one of the neighborhood's largest yards, complemented by views of San Marcos city lights and surrounding mountains. The Hill District in North City is a thoughtfully planned community featuring innovative architecture, modern amenities, and sustainability-focused design. Planned and developing amenities include a luxury community center, pool, sports courts, and future parks. Conveniently located with immediate freeway access and close to restaurants, shopping, and everyday conveniences. Enjoy approximately 15 minutes to North San Diego County beaches, 30 miles to downtown San Diego, and 60 miles to Orange County. Brand-new construction, flexible living spaces, exceptional outdoor amenities, and modern sustainability features—this is the opportunity to experience a new standard of living in San Marcos.

Home Details

Property type
Residential - Single Family Residence
Year built
2025
Living area
2,429 sq ft
Parking
4 spaces
Garage
2 spaces
Stories
3
Days on market
6
Full bathrooms
3
Half bathrooms
1
MLS status
Active
Zoning
R1

Features & Amenities

Interior

  • Bedroom On Main Level
  • Entrance Foyer
  • Primary Suite
  • Utility Room
  • Walk In Closets

Parking

  • Covered
  • Door Multi
  • Direct Access
  • Driveway
  • Garage Faces Front
  • Garage
  • Garage Door Opener
  • Private
  • Side By Side

Pool

  • Community
  • Fenced
  • In Ground
  • See Remarks
  • Association

Lot

  • Zero To One Unit Acre

Community, Schools & Utilities

Community

Association
First Service
HOA fee
$268 monthly
View
CityLights,Hills,Mountains,Neighborhood

Schools

School district
San Marcos Unified
Elementary school
San Marcos
Middle school
San Marcos
High school
Mission Hills

Utilities

Cooling
CentralAir,Electric
Browse more homes for sale in San Marcos

Location & Neighborhood

519 Proton Place

San Marcos, CA 92078

Frequently Asked Questions About 519 Proton Place

Property type: Residential

The current asking price is $1,399,000. Pricing is subject to change and may vary based on market conditions, negotiations, and property updates. Contact our team to verify current pricing.
Yes. Use the Book Visit action or contact form to request an in-person or virtual tour of 519 Proton Place. Our team will confirm availability and timing.
This 4 bedrooms and 4 bathrooms property offers approximately 2,429 square feet of living space. It was built in 2025. Review the listing details and disclosures, then independently verify material features before making a decision.
The property is in San Marcos, California. Review the map, visit at relevant times of day, and verify schools, commute routes, services, noise, hazards, and local rules for the exact address.
Financing depends on the buyer, lender, property type, condition, appraisal, insurance, and association documents. A qualified lender can confirm available programs and costs for this San Marcos property.
The MLS currently reports the property as Active. It has been listed for 6 days. Status can change, so verify availability before relying on it.

What clients say

“Reza was the best agent we have ever worked with.”Russell & Susan McQueen

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Reza Barghlameno

eXp of California

Listing Agent

Name: Gino Tinucci
MLS ID: 125979

Available property

$1,399,000

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Data provided by California Regional Multiple Listing Service, Inc. ("CRMLS"). Information is for viewer's personal, non-commercial use. All data should be independently verified for accuracy.