For Sale at Mount Helix: 9945 Alto Dr, La Mesa, CA 91941. 5-bedroom 3.2-bath, 5065 sf, 1955 MOUNT HELIX $2,250,000 begin new search
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Overview

9945 Alto Drive is an architectural retreat nestled in the coveted hills of Mt. Helix, where sweeping views, elevated privacy, and creative possibility converge. This expansive 5-bedroom, 5-bath home offers over 5,000 sq ft, which includes a large 1-bedroom and 1-bathroom ADU-like retreat upstairs. It’s bathed in natural light and designed to inspire. From its dramatic vaulted and wood-beam ceilings and statement, brand-new, custom-built kitchen to its outdoor oasis for entertaining, gardening, and custom fire-fit and seating area for breathtaking sunset views, every space invites you to breathe, entertain, and envision what’s next. The layout is flexible and ready to evolve and here’s the magic: the seller is offering custom layout consultation and a potential design-build credit with purchase. Whether you’re dreaming of a reimagined primary suite downstairs or a bespoke live-work sanctuary, the framework is here. You bring the vision; we’ll help you build it. The terraced backyard offers multiple outdoor zones for entertaining, gardening, or simply taking in the sunset with a glass of wine poolside. Perched high above the city bustle but just minutes from the best of La Mesa, this home blends tranquil luxury with modern convenience. This is not your standard home and that’s exactly the point. Private showings available. Seller open to creative offers. Bring your ideas, your dreams, and your designer.

Address 9945 Alto Dr

La Mesa, CA 91941
Listing Status ACTIVE
Asking Price $2,250,000
Original Listing $2,250,000 @ 2025-04-09
Property Condition Turnkey,Updated/Remodeled
Terms Cash,Conventional,FHA,Seller May Carry,VA
Google Map
Map Not Available
Ownership
Age Restriction N/K
Property Type Fee Simple
Pet Rule Yes
Property Restrictions None Known
Sales Restrictions N/K
Mello-Roos Fee $0
HOA Fee $0
Rooms
Dining Area, Family Room, Guest Maid, Master Bdrm 2, Master Retreat, Optional Bedrooms, Retreat, Utility Room, Kitchen, Living Room, Master Bedroom, Family Kitchen, Foyer, Laundry, Master Bathroom, Multi-Level Bedroom, Separate Family Room, Walk-In Closet
Square Footage 5065 sf
Bedrooms 5 + 1 optional
Full Bathrooms 3
Half Baths 2
Family Room 28x15
Living Room 18x15
Dining Room 20x13
Kichen 18x13
Master Bedroom 17x15
2nd Bedroom 13x12
3rd Bedroom 11x10
4th Bedroom 10x10
5th Bedroom 17x10
Location
Directions Use Maps
Cross Street Mt. Helix Dr.
Market Area East County
Community Area MOUNT HELIX
Neighborhood Mt. Helix
Complex Mount Helix
School District Not Listed
Public Records
County San Diego
Assessor Parcel# 496-110-05-00
Zoning R-1:SINGLE
Nothing Found The exact location of this property could not be determined from its listed address. Location features such as the Map, Containing Areas, Highway Locator, Google Street View, and Ocean Distance are not available.
Features
Year Built 1955 (source: Assessor)
Laundry Location Area
Elevator Not Listed
Cooling Central Forced Air
Heating Natural Gas Forced Air Unit
Irrigation Automatic,Drip,Sprinklers
Sewer/Septic Septic Installed
Fireplaces 1 (FP in Family Room)
Equipment Pool/Spa/Equipment, Solar Panels, Range/Stove Hood
Monthly Payment Calculator
Listing Source
Platform SDMLS
AOR San Diego Association of REALTORS (SDAR)
MLS Number 250023863
Courtesy of Coldwell Banker West
Exterior
Style Detached 2 Story
Material Stucco
Lot Size .5 to 1 AC ~ 36,154 sf
Fencing N/K
Topography Slope Gentle
Roof Composition
Swimming Pool Below Ground, Private, Fenced
Parking
Attached
Total Spaces: 14
Garage Spaces: 4
Non-Garage Spaces: 10 - Driveway - Asphalt
View Not Listed