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$1,699,000
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Property Description
Covina Heights View Home with Detached 1-Bedroom ADU!
Experience breathtaking panoramic views from Downtown Los Angeles to Pasadena at this exceptional Covina Heights property. Offering a rare combination of space, modern upgrades, and flexible living, this home features a 4-bedroom, 2-bathroom main residence plus a detached 1-bedroom, 1-bathroom ADU, making it ideal for multigenerational living, guests, or rental income.
The main home welcomes you with soaring vaulted ceilings, creating an open and inviting atmosphere rarely found in the neighborhood. Large Andersen windows, installed throughout the home in 2020, showcase the incredible city views while filling the home with natural light. A spacious game room provides additional flexible living space for entertaining, a home office, or recreation.
Recent upgrades include a 5-year-old HVAC and A/C system, partial copper plumbing, new main sewer line, 200-amp electrical panel, solar, two tankless water heaters, a whole-home water softener and filtration system, and a finished 3-car garage with drywall and epoxy flooring. The primary suite features a walk-in closet, adding comfort and functionality.
The detached ADU includes 1 bedroom, 1 bathroom, a full kitchen, living room, laundry room, its own HVAC system, solar, tankless water heater, and a separate electrical panel, offering privacy and independence. The ADU also has its own address: 665 S. Rancho Simi Dr.
Enjoy stunning city-light views, modern amenities, and the versatility of an ADU, all in one of Covina Heights' most desirable locations. Conveniently located near parks, shopping, dining, and within the award-winning Charter Oak Unified School District, this is a rare opportunity to own a truly special property with endless possibilities.
Don't miss your chance to own this exceptional view home with an income-producing or multigenerational living opportunity!
Full Property Details
Full Property Details for 663 S Rancho Simi
General
- Price: $1,699,000
- Status: Active
- Type: Single Family
- Source: MRMLS
- MLS ID: CV26166921
- Updated: 9/13/2026
- Days on Market: 47 days
- Added to Site: 47 day(s) ago
Interior
- Rooms/Areas: Walk-In Closet, Entry, Laundry, All Bedrooms Down, Main Floor Primary Bedroom, Kitchen, Living Room, Family Room, Primary Suite, Primary Bathroom
- Interior Features: Brick Walls
- Fireplace: Yes
- Fireplace(s): Living Room
- Flooring: Tile, Carpet, Concrete
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 3
Bedrooms
- Total Bedrooms: 5
Other Rooms
- Laundry: Individual Room, Gas & Electric Dryer Hookup, Washer Hookup
Additional Information
- Pool Description: None
Parking
- Garage: Yes
- Garage Spaces: 3
- Carport Spaces: 6
- Parking: Garage, Garage (Three Doors)
Location
- County: Los Angeles
- Driving Directions: E Puente St., Rancho los Nogales Dr. to Rancho Simi Dr.
School Information
- School District: Covina Valley Unified
Community
- Community Features: Street Lights, Storm Drains
Heating & Cooling
- Cooling Type: Gas, Central Air
- Heating Type: Fireplace(s), Central
Utilities
- Sewer: Public Sewer
- Water: Public
Structural Information
- Structure Type: Single Family Residence
- Foundation: Slab
- Roof: Tile
- Common Walls: No Common Walls
- Windows: Screens
- Entry Location: 1
- Stories/Levels: One
- Stories Description: One
- Square Feet: 2,597
- Sq. Ft. Source: Assessor
- Year Built: 1968
- Year Built Source: Public Records
Additional Structures
- Other Structures: Guesthouse, Guest House Detached
Lot Features
- Property View: Mountain(s), City Lights, Hills
- Lot Size (Acres): 0.5136
- Lot Size (Sq. Ft.): 22,373
- Lot Size Source: Assessor
- Irrigation System: Sprinkler System
- Lot Description: 0-1 Unit/Acre, Sloped Down, Front Yard, Sprinkler System, Back Yard, Lot 20000-39999 Sqft, Yard
Green Features
- Energy Generation: Solar
Financial Considerations
- Price Per Sq. Ft.: $654.22
Disclosures and Reports
- Special Conditions: Standard
Listed by K.W. Executive, Maggie Aguilar
Get Pre-Approved Today
Schools
Schools serving 663 S Rancho Simi
School District:Charter Oak Unified School District
| Name | Grades | Distance |
|---|---|---|
Badillo Elementary School 1771 East Old Badillo Street, Covina, CA 91724 | K-6 | 0.7 mi |
Royal Oak Middle School 303 South Glendora Avenue, Covina, CA 91724 | 7-8 | 0.9 mi |
Charter Oak High School 1430 East Covina Boulevard, Covina, CA 91724 | 9-12 | 1.5 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 663 S Rancho Simi
Date
Details
Price
Change
Source
9/02/2026
Price Reduced
$1,699,000
-2.8%
MLS
7/30/2026
Listed
$1,748,000
127.01%
MLS
2/18/2020
Sold
$770,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 663 S Rancho Simi
Year
Property Taxes
Change
Tax Assessment
Change
2025
$14,455
—
$1,191,141
2%
2025
$14,455
48%
$1,167,787
44%
2023
$9,739
1%
$809,404
2%
2022
$9,625
1%
$793,535
2%
2021
$9,492
322%
$777,976
454%
2020
$2,247
1%
$140,504
2%
2019
$2,225
9%
$137,750
2%
2018
$2,046
-1%
$135,050
2%
2017
$2,065
7%
$132,403
2%
2016
$1,938
1%
$129,808
2%
2015
$1,928
4%
$127,859
2%
2014
$1,858
2%
$125,356
—
2013
$1,826
—
$124,791
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 663 S Rancho Simi
663 S Rancho Simi, Covina, CA 91724 (MLS# CV26166921) is a Single Family property with 5 bedrooms and 3 full bathrooms. 663 S Rancho Simi is currently listed for $1,699,000 and was received on July 30, 2026. Want to learn more about 663 S Rancho Simi? Do you have questions about finding other Single Family real estate for sale in Covina? You can browse all Covina real estate or contact a Coldwell Banker agent to request more information.

