540 Mountain House DR, Riverside, CA 92506 (MLS # IV26182162)

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PRICE $1,850,000 dsIDX morgage calculator
BEDS 5
BATHS 3.5
HOME SIZE 4,113 sqft
LOT SIZE 1.85 ac
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ALESSANDRO HEIGHTS | STELLAN RIDGE- ***ASSUMABLE FIRST LOAN OF $865,000 AT 2.25% FIXED RATE UPON APPROVAL*** Perched atop prestigious Stellan Ridge in Alessandro Heights, this secluded hilltop estate offers a masterclass in design, scale, and panoramic views. Surrounded by open space and framed by sweeping city lights and mountain vistas, the property is a true sanctuary crafted for both refined entertaining and effortless daily living. Beyond the private gates, a circular paver motor court and lush Mediterranean landscaping set a sophisticated tone. The journey begins in the front courtyard, leading into an expansive foyer where formal living spaces immediately draw the eye through to the rear of the home, framing the pool and the horizon beyond. The heart of the residence is a massive island kitchen that flows seamlessly into the Great Room, with a butler's pantry providing a graceful transition to the formal dining room. The layout is thoughtfully divided to prioritize privacy. One wing houses a quiet study and a secluded primary suite, featuring a completely remodeled bath and an impressive walk-in closet. In the opposite wing, you'll find a state-of-the-art home theater"”thoughtfully created by combining two bedrooms (easily reversed)"”alongside additional guest quarters and two beautifully updated baths. The outdoor living spaces rival the world's finest resorts. An enclosed loggia opens to a spectacular pool and spa area, complete with a cabana, fire pit, and a separate jacuzzi. A slide leads to a lower plunge and lap pool, creating a tiered oasis of relaxation. The grounds are fully fenced and cross-fenced, offering ample off-street parking and a dedicated RV/boat pad. An additional amenity the natural gas powered generator insuring there is no loss of power to the property in the event of a power outage for any reason. Presented in pristine, turn-key condition, this is a rare opportunity to own a one-of-a-kind retreat that feels worlds away while remaining close to everything.

DAYS ON MARKET 39 LAST UPDATED 8/19/2026
YEAR BUILT 2010 COMMUNITY 252 - Riverside
GARAGE SPACES 4.0 COUNTY Riverside
STATUS Active PROPERTY TYPE(S) Single Family

SCHOOLS
Elementary School George Washington
Jr. High School Matthew Gage
High School Polytechnic


ADDITIONAL DETAILS
AIR Central Air, Dual, Electric
AIR CONDITIONING Yes
APPLIANCES Built-In Range, Convection Oven, Dishwasher, Disposal, Double Oven, Electric Oven, Exhaust Fan, Gas Range, Microwave, Range Hood, Refrigerator, Self Cleaning Oven, Vented Exhaust Fan, Water Heater
AREA 252 - Riverside
CONSTRUCTION Frame, Stone Veneer, Stucco
EXTERIOR Fire Pit, Rain Gutters
FIREPLACE Yes
GARAGE Attached Garage, Yes
HEAT Central, Forced Air, Natural Gas
HOA DUES 375|Monthly
INTERIOR Breakfast Bar, Built-in Features, Crown Molding, Dry Bar, Entrance Foyer, Granite Counters, High Ceilings, In-Law Floorplan, Master Downstairs, Open Floorplan, Pantry, Recessed Lighting, Stone Counters, Storage
LOT 1.85 acre(s)
LOT DESCRIPTION Back Yard, Corners Marked, Front Yard, Gentle Sloping, Irregular Lot, Landscaped, Secluded, Sprinklers In Front, Sprinklers In Rear
LOT DIMENSIONS 80586
PARKING Attached, Direct Access, Driveway, Electric Gate, Garage Faces Front, Garage, Garage Door Opener, On Site, Paved, Storage, Tandem
POOL Yes
POOL DESCRIPTION Private, Filtered, Gunite, Gas Heat, Heated, Infinity, In Ground, Waterfall
SEWER Public Sewer, Septic Tank
STORIES 1
STYLE Mediterranean, Spanish
UTILITIES Electricity Connected, Natural Gas Connected, Phone Connected, Sewer Available, Underground Utilities, Water Connected
VIEW Yes
VIEW DESCRIPTION City Lights, Hills, Mountain(s), Neighborhood, Panoramic
WATER Public
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The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional.

Based on information from California Regional Multiple Listing Service, Inc. as of 9/26/26 3:33 PM PDT and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information

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