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15878 Bella Siena, 
Rancho Santa Fe, CA 92067

$12,900,000


5

Beds


8

Baths


12,959

Sq Ft


Single Family


Virtual Tour

Active

Listed by

Sean Barry

Susie Mikolajewski

Luxury Coast Grp Barry Estates

Last updated:

May 17, 2026, 02:12 PM

MLS#

NDP2603783

Source:

San Diego MLS via CRMLS

About This Home

15878 Bella Siena

Timeless Resort Estate | Premier Rancho Santa Fe Location Originally built in 2006 by renowned Sylvester Homes, this single-level Tuscan-inspired estate spans nearly 13,000 sq ft on 2 flat, ultra-private acres at the end of a quiet cul-de-sac. Recently refreshed with custom interior upgrades and modern designer lighting, the home blends timeless craftsmanship with a clean, updated aestheticmaking it one of the premier entertainers properties on the Rancho Santa Fe market. The flexible floor plan offers 4 bedrooms in the main residence plus a detached guest villa with separate living room and bedroom. Grand-scale interiors include a stunning great room with 23-foot ceilings, exposed wood trusses, and wrought iron chandeliers, opening seamlessly to the outdoor loggia for true indoor-outdoor living. Designed for entertaining, the estate features a movie theater, walnut-paneled library, billiard room with bar and wine cellar, formal dining room with dome ceiling and butlers pantry, exercise room, and 6-car garage. The private backyard offers a resort-style setting with expansive entertaining areas, fireplace, built-in cabinetry, bar with Sub-Zero refrigeration, and pool bathenjoyed from nearly every room. Exceptional details throughout include hand-carved mahogany entry doors, stone finishes, custom cabinetry, stain-grade windows and doors, cedar-lined closets, and extensive wood beam work. Quiet, private, and fully usable, this is a rare opportunity to own a legacy estate in one of Rancho Santa Fes most desirable locations.

Home Facts

Single Family

8 Baths

5 Bedrooms

Built in 2006

Price Summary

12,900,000

$995 per Sq. Ft.

MLS #:

NDP2603783

Last Updated:

May 17, 2026, 02:12 PM

Added:

16 day(s) ago


Rooms & Interior

Bedrooms

Total Bedrooms:

5

Bathrooms

Total Bathrooms:

8

Full Bathrooms:

8

Interior

Living Area:

12,959 Sq. Ft.


Structure

Structure

Building Area:

12,959 Sq. Ft.

Year Built:

2006


Finances & Disclosures

Finances

Price:

$12,900,000

Price per Sq. Ft:

$995 per Sq. Ft.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.