Discover a modern estate in the heart of Olivenhain, where the privacy and acreage of Rancho Santa Fe meet the effortless coastal lifestyle of Encinitas. Built by Shea Homes in the exclusive One Oak enclave and set on 1.5 acres, this 5,875-square-foot residence blends estate-scale privacy, contemporary design, and the ease of newer construction. Soaring ceilings, an open-concept great room, and multi-stacking glass sliders connect the interiors to panoramic views and outdoor living. At the center of the home, the chef’s kitchen features an oversized White Truffle marble island, Thermador appliances, and a well-appointed butler’s pantry with seamless flow to the great room and breakfast nook. A formal dining room, fireside Encinitas room, piano lounge with wet bar, office, upstairs family room, five en-suite bedrooms, and private casita offer flexibility for living, work, guests, and entertaining. The primary suite features a spa-inspired bath, walk-in closet, and private view deck. The grounds include a spa, serene water features, an outdoor culinary station with built-in grill and marble island, outdoor entertaining areas, irrigated garden beds, and a producing orchard with eighteen fruit trees. Enjoy owned solar, whole-house water softener, smart-home connectivity, and Ring security. With trails, beaches, dining, and top-rated Encinitas schools within easy reach, this rare One Oak estate delivers privacy, scale, and modern coastal living.
Single-familyProperty Type
2020Year Built
1.5 acresLot Size
$698Price/Sq.Ft.
$523/moHOA Dues
3 garage spacesParking
Listed by Brittany Rocco•DRE #02212458• The Oppenheim Group
•858-424-0213 (agent)
•brittany@ogroup.com (agent)
Listed by Vanessa Hopp•DRE #02181484• The Oppenheim Group
Est. $10,424 per month, based on comparable rentals
Sale and tax history for 3947 Rancho Smt
Sale History
Tax History
Date
Event
Price
SDMLS #260016444
Aug 28, 2026
Sold
$4,100,000
$698/sq ft
Aug 21, 2026
Pending
—
Aug 3, 2026
Contingent
—
Jul 9, 2026
Listed
$4,395,000
$748/sq ft
Jul 7, 2026
Coming Soon
$4,395,000
$748/sq ft
CRMLS #200016355
Nov 13, 2020
Sold
$2,491,063
$424/sq ft
Jul 13, 2020
Pending
—
May 21, 2020
Price Changed
$2,379,000
$405/sq ft
Apr 7, 2020
Listed
$2,443,810
$416/sq ft
New construction at One Oak within Olivenhain in Encinitas. Anticipated December move-in. Two Story Living, 5875 Sq. Ft. , 5 BR, 5.5 BA BA, Private Casita, 3 Car Garage, Dining Room, Encinitas Room w/ Fireplace, Great Room, Kitchen w/ Stone Counters, Large Gourmet Island, Office, Game Room, Media Room, Master Bedroom Suite w/ Walk-In Closet, Separate Tub, Shower, Dual Sinks & Vanities Deck Off Master Bedroom with Fireplace. Multi Stacking Glass Sliding Doors to Outdoor Rooms. Please see Supplement. [Supplement]: High Ceilings, Large Walk in Closet, Open Living Concept, Gourmet Kitchen, Large Laundry Space, Spa-Like Master Bath, Private Casita. One Oak presents peerless residences that expand your life view, taking in, as it does, the vast panorama of land and sea. These wide, natural vistas dovetail with the thoughtful blending of architecture on an unparalleled level. The grandeur of the pacific sightlines, the feel of the air, and the sounds of an organic landscape become integral to the character of the residences. We like to say One Oak is not about lifestyle, it is about "A Style of Life. "
SDMLS #1
May 22, 2020
Price Changed
$2,379,000
$405/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$29,829 (+3.6%)
$1,214,487 + $1,535,844
$2,750,331
2024
$28,796 (+2.3%)
$1,190,674 + $1,505,730
$2,696,404
2023
$28,156 (+2.0%)
$1,167,328 + $1,476,206
$2,643,534
2022
$27,614 (+1.0%)
$1,144,440 + $1,447,261
$2,591,701
2021
$27,342 (+158.4%)
$1,122,000 + $1,418,884
$2,540,884
2020
$10,581 (+141.6%)
$1,100,000 + $1,391,063
$2,491,063
2019
$4,379 (+2.0%)
$418,089 + $497,000
$915,089
2018
$4,294 (+1.8%)
$409,892
2017
$4,217 (+3.3%)
$393,976
2016
$4,081 (+748.4%)
$393,976
2015
$481 (+90.1%)
$386,251
2014
$253 (−1.3%)
$20,216
2013
$256 (+4.6%)
$20,216
2012
$245 (+1.7%)
$20,125
2011
$241 (+0.6%)
$19,731
2010
$240 (−0.2%)
$19,345
2009
$240 (+1.7%)
$19,201
2008
$236
$19,247
Public record
Public record
Zoning
Beds
5
Baths
6
Stories
—
Lot width
—
Lot depth
—
Lot size
1.5 Acres
Year renovated
2020
Sq. Ft.
5,875
Year built
2020
Style
Single Family Residential
County
San Diego County
APN
2645910400
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 4, 2026.
RR
C/NRO
H_IBOZ
Rural Residential District
The RR Use Regulations are intended to create and enhance residential areas where agricultural use compatible with a dominant, permanent residential use is desired. Typically, the RR Use Regulations would be applied to rural or semi-rural areas where urban levels of service are not available and where large lots are desired. Various applications of the RR Use Regulations with appropriate development designators can create buffers between residential and agricultural uses, family or small farm areas, or large lot rural residential developments.
Zone overlays
Cultural/Natural Resources Overlay Zone
Hillside/Inland Bluff Overlay Zone
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Multiple units
Fire house
Agriculture-Cropland
Agriculture-Grove / orchard
Park & open space
Property details
Parking
Parking/Garage Information
# of Parking Spaces Total: 8
Has Garage
Has Attached Garage
# of Garage Spaces: 3
Parking Features: Garage Door Opener, Attached
Interior
Virtual Tour
Bedroom Information
# of Bedrooms Possible: 5
Bathroom Information
# of Full Bathrooms: 5
# of Half Bathrooms: 1
Heating & Cooling
Has Cooling
Cooling: Zoned, Central Air
Has Heating
Heating: Forced Air, Zoned, Natural Gas
Interior Features
Appliances: Dishwasher, Disposal, Dryer, Microwave, Refrigerator, Washer, Water Softener, Built-In Range, Freezer, Gas Oven, Ice Maker, Gas Range, Cooktop, ENERGY STAR Qualified Appliances, Gas Cooktop, Range, Oven, Range Hood, Water Purifier
Directions: Rancho Santa Fe Rd to Lone Jack Rd. Head east on Lone Jack Rd, right on Fortuna Ranch Rd, left on Rancho Summit Dr. Property is at the top of the hill on the right.
Subdivision Name: OLIVENHAIN
Public facts
Beds: 5
Baths: 6.0
Sq. Ft.: 5,875
Stories: —
Lot Size: 1.5 acres
Style: Single Family Residential
Year Built: 2020
Year Renovated: 2020
County: San Diego County
APN: 2645910400
Home facts updated by county records on Sep 4, 2026
Other
Listing Information
List AOR: San Diego Association of REALTOR
Around this home
Schools
Olivenhain Pioneer Elementary School
Public K-6 • Assigned • 2.6mi
9/10
Diegueno Middle School
Public 7-8 • Assigned • 2.9mi
9/10
La Costa Canyon High School
Public 9-12 • Assigned • 1.8mi
9/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 91° expected this year, 19 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
4/10 Air Factor
4 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Encinitas, CA • 92024
Average low and high temperatures (°F)
68
46
68
49
70
51
68
53
70
58
73
62
72
63
75
64
76
64
72
58
68
50
66
49
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
95/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 6% for direct sun exposure in the zip code. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
8.1 hrs
6.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.94M – $4.77M
Reach more buyers when you sell with Redfin. Plus, you'll save $41,487 in fees.