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5 Beds
7 Baths
5,326 sqft

$2,100,000

16420 Rocky Glen RD, LAKE MATHEWS CA, 92570

Price per sqft$394.29
Built in2006
Property size5,326 sqft
Property typeResidential

Overview

Active

Listed May 28, 2026

Updated 4 days ago

Nestled within the prestigious Lake Mathews/Gavilan Hills community, this gated custom single-story estate is being offered for the very first time by its original owners. Thoughtfully designed with quality, comfort, and entertaining in mind, this exceptional property offers luxury, privacy, and endless possibilities across 4.89 fully fenced acres with no HOA. The main residence spans approximately 4,876 sqft and features 4 bedrooms, 5.5 bathrooms, plus a possible 5th bedroom or office with built-in Murphy bed. A detached casita/pool room with bathroom adds flexibility for guests or entertaining. Car enthusiasts will appreciate the impressive 7-car garage capacity, plus additional garage space attached to the ADU. The approximately 450 sqft ADU includes its own private 3-car garage. Upgrades throughout include two solar systems, 3 Enphase batteries, Generac 22kw backup generator, dual 5-ton AC units, zoned HVAC, Tesla wall charger, radiant barrier roofing, insulated garage doors, central vacuum system, intercom, built-in speakers, hard-wired alarm system, and Jeld-Wen aluminum windows and doors. The gourmet kitchen is designed for entertaining with built-in Thermador appliances, concrete countertops, butcher block island, Perlick beverage refrigerator with beer taps and keg storage, built-in ice maker, and climate-controlled wine room. A second Perlick refrigerator in the pool room enhances the seamless indoor-outdoor entertaining experience. Outdoor living is a true highlight with a sparkling pool and spa, expansive covered patios, basketball court, and breathtaking panoramic views. Two private electric gated entrances provide both security and convenience, while the fully usable acreage offers ample space for horses, RV parking, additional structures, or future expansion. The property also includes approved plans for an additional 2,532 sqft home with a 1,088 sqft 3-car garage and separate septic system shared with the ADU, creating exceptional compound potential. Additional highlights include 3 fireplaces, including a Napoleon NZ6000 wood-burning fireplace with blower, custom window coverings throughout, owned propane tanks servicing the pool and back house, and extensive built-in infrastructure designed for comfort, efficiency, and long-term reliability. Zoned RA5 Residential Agricultural, this truly rare estate combines luxury living, privacy, and future potential in one extraordinary property.

$13,971/mo

Est. mortgage payment based on a $2,100,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
IG26099205MR

Interior Features

Bedrooms
5
Bathrooms
7
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
No

Exterior Features

Lot Size
4.89 Acres

Other Property Details

Garage
Yes
View
Yes
Pool
Yes

Listed by Lisa Erdelji with Keller Williams Realty
Listing Contact: 951-729-3340 

Based on information from The MLSTM / Combined LA/Westside Multiple Listing Service, Inc. IDX information is provided exclusively for consumers' personal, non-commercial use, it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All information is deemed reliable but not guaranteed and should be independently reviewed and verified. Property locations as displayed on any map are best approximations only and exact locations should be independently verified. All properties are subject to prior sale, change or withdrawal, and may or may not be listed by the office/agent presenting the information. Neither listing broker(s) nor Robust Real Estate shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. 

©2026 Combined L.A./Westside MLS. All rights reserved.

Data last updated 10/3/2026

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