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4S Ranch Homes and Neighborhood Guide
4S Ranch is an unincorporated master-planned community in North County San Diego, about 25 miles north of downtown San Diego, just outside the City of San Diego limits in ZIP code 92127.
Location: San Diego, CA · ZIP 92127 · Region: North County Inland
Where 4S Ranch is
The community covers about 2,900 acres of unincorporated San Diego County. It borders Rancho Bernardo to the east, Black Mountain Ranch (Del Sur) to the west and Rancho Peñasquitos to the south. Camino del Norte and Rancho Bernardo Road lead east to Interstate 15; Camino del Sur and Carmel Valley Road lead to State Route 56 and Interstate 5.
Homes and HOA
Housing development began in the early 2000s and was completed in 2014, with at least 4,700 homes. The 4S Ranch Master Association (4SConnect) is the community's master homeowners association. Ask for the governing documents and any sub-association details for a specific home.
Schools
4S Ranch is served by Poway Unified School District schools that opened beginning in 2004, including Stone Ranch Elementary, Design 39 Campus (opened 2014) and Del Norte High School. School assignment depends on the exact address; confirm with the district.
Nearby
The retail area around Dove Canyon Road and Camino del Norte includes the 4S Ranch Village Center and 4S Commons Town Center. County parks include 4S Ranch Sports Park and 4S Ranch Community Park.
Frequently Asked Questions
Is 4S Ranch in the City of San Diego?
No. 4S Ranch is unincorporated San Diego County, although its mailing addresses use San Diego and ZIP 92127. County, not City, rules apply to permits and services.
What school district serves 4S Ranch?
The Poway Unified School District, including Del Norte High School. Confirm assignment for a specific address with the district.
Does 4S Ranch have an HOA?
Yes. The 4S Ranch Master Association is the master HOA. Some neighborhoods may also have sub-associations.
How is 4S Ranch different from Del Sur?
4S Ranch is unincorporated county land; Del Sur, immediately west, is in the City of San Diego. Both share ZIP 92127 and the Poway Unified School District.
Nearby communities you may also consider
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Sources:
Information reviewed November 9, 2026. Boundaries, HOA details and school assignments change; verify with the HOA, the city or county and the school district before relying on them. Listings shown above are provided by Web4Realty from the MLS feed and change frequently; confirm availability and details before relying on them.