The first floor of this new three-story home is host to a bedroom with an en-suite bathroom, providing the ideal place for a guest suite or office space. On the second floor, an open-concept layout features convenient access to the balcony, great for everyday entertaining and multi-tasking. On the third floor are three additional bedrooms, including the luxe owner's suite with a spa-inspired bathroom, dual walk-in closets and private deck access.
New construction
$1,249,900
451 Gadget Rd, San Marcos, CA 92078
4beds
2,429sqft
Single Family Residence
Built in 2025
-- sqft lot
$1,238,200 Zestimate®
$515/sqft
$-- HOA
Under construction (available October 2025)
Currently being built and ready to move in soon. Reserve today by contacting the builder.
What's special
Guest suiteOffice spaceOpen-concept layoutPrivate deck accessDual walk-in closetsAccess to the balcony
This home is based on the Apex 3 plan.
- 10 days
- on Zillow |
- 382 |
- 13 |
Zillow last checked: 10 hours ago
Listing updated: 10 hours ago
Listed by:
Lennar
Source: Lennar Homes

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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Interior area
- Total interior livable area: 2,429 sqft
Video & virtual tour
Property
Features
- Levels: 3.0
- Stories: 3
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Condition
- New Construction,Under Construction
- New construction: Yes
- Year built: 2025
Details
- Builder name: Lennar
Community & HOA
Community
- Subdivision: The Hill District : Apex
Location
- Region: San Marcos
Financial & listing details
- Price per square foot: $515/sqft
- Date on market: 6/6/2025
About the community
PoolPlaygroundTrailsClubhouse
Apex is a new collection of single-family homes now selling at the master-planned community of The Hill District in San Marcos, CA. Homeowners will enjoy access to great future amenities, such as a recreation center, sparkling swimming pool, parks and trails. It also enjoys a great north county location close to freeways for easy commutes, local shops, eateries and entertainment.
Source: Lennar Homes