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$475,000
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Property Description
Price Reduced - Motivated Sellers! Welcome to this beautifully refreshed 3-bedroom, 2.5-bathroom townhouse-style condo located in the heart of Ontario! Boasting an open-concept layout filled with natural light, this home features spacious living areas enhanced by large windows and a cozy fireplace perfect for chilly evenings. The adjacent dining area opens to a private patio, complete with a beautiful avocado tree, ideal for summer barbecues, family gatherings, and convenient access to the community pool.
The home has been freshly painted throughout and thoughtfully upgraded with a brand-new, fully remodeled kitchen featuring new cabinets, stainless steel appliances, quartz stone countertops, and durable hard surface flooring throughout, no carpet anywhere! This move-in-ready property includes a brand-new refrigerator, washer, dryer, over-the-stove microwave, and dishwasher offered by the owner.
Enjoy the convenience of direct access to a two-car garage from inside the home, along with an additional designated parking space. Upstairs, you'll find three generously sized bedrooms, including two oversized rooms with individual mini-split A/C units that share a large full bathroom. The primary suite features its own private bath and a spacious walk-in closet.
Set in a small, quiet, and friendly community with long-term residents, this home offers both peace of mind and a welcoming atmosphere. Enjoy scenic views of snow-capped mountains in the winter, and plenty of open parking year-round.
Centrally located just 2 miles from the 60 and 10 freeways, and close to schools, markets, shops, and neighboring cities like Upland, Montclair, and Chino. Whether you're a first-time buyer, investor, or looking to right-size, this gem is a rare find!
Community amenities include a pool and spa, with HOA dues covering water and trash, making for easy, low-maintenance living.
Full Property Details
Full Property Details for 831 S Mountain Ave
General
- Sold For: $475,000
- HOA FEE: $432/month
- Status: Closed
- Type: Condo
- Source: MRMLS
- MLS ID: OC25173885
- Added to Site: 154 day(s) ago
Interior
- Rooms/Areas: All Bedrooms Up, Walk-In Closet
- Fireplace: Yes
- Fireplace(s): Family Room, Gas
- Eating Areas: Dining Room
- Appliances: Gas Oven, Gas Range, Microwave, Refrigerator, Self Cleaning Oven
- Flooring: Vinyl
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 2
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 3
Other Rooms
- Laundry: Dryer Included, In Garage, Washer Included
Additional Information
- Shared Amenities: Pool, Spa/Hot Tub, Maintenance Grounds, Trash, Water
- Pool Description: Association, Heated, In-Ground
- Spa Description: Association, Heated, In-Ground
Exterior
- Deck/Patio: Enclosed, Patio
Parking
- Garage: Yes
- Garage Spaces: 2
- Parking: Garage (Direct Access), On-Site, Parking Space
Location
- County: San Bernardino
- Driving Directions: Cross Streets: Mountain and 60 freeway
School Information
- School District: Ontario-Montclair
Community
- Community Features: Sidewalks
- Assoc. Name: Haven
Heating & Cooling
- Cooling Type: Central Air, Ductless, Wall/Window Unit(s)
- Heating Type: Central
Utilities
- Sewer: Public Sewer
- Water: Public
Structural Information
- Structure Type: Condominium
- Common Walls: 1 Common Wall
- Windows: Double-Pane Windows, Screens
- Entry Location: Side Home
- Stories/Levels: Two
- Stories Description: Two
- Square Feet: 1,408
- Sq. Ft. Source: Assessor
- Year Built: 1979
- Year Built Source: Assessor
- Property Condition: Updated/Remodeled
Lot Features
- Property View: Mountain(s), Pool
- Lot Size (Acres): 0.0947
- Lot Size Source: Assessor
- Zoning: R
- Lot Description: Walking Street
Financial Considerations
- Price Per Sq. Ft.: $337.36
- Association Fee: $432
- Assoc Fee Freq.: Monthly
Disclosures and Reports
- Special Conditions: Standard
- Inclusions: Appliances
Listed by Versailles Property, Clare Lenza
Sold by Kent Realty & Investment, LESLIE WONG
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Schools
Schools serving 831 S Mountain Ave
School Districts:Ontario-Montclair Elementary School District, Chaffey Joint Union High School District
| Name | Grades | Distance |
|---|---|---|
Mission Elementary School, Ontario, CA 5555 Howard Street, Ontario, CA 91762 | K-6 | 0.8 mi |
Oaks Middle School 1221 South Oaks Avenue, Ontario, CA 91762 | 7-8 | 0.5 mi |
Ontario High School 901 West Francis Street, Ontario, CA 91762 | 9-12 | 1 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 831 S Mountain Ave
Date
Details
Price
Change
Source
12/05/2025
Sold
$475,000
-5.94%
MLS
10/30/2025
Price Reduced
$505,000
-2.51%
MLS
8/15/2025
Listed
$518,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
831 S Mountain Avenue, Ontario, CA 91762 (MLS# OC25173885) is a Condo property that was sold at $475,000 on December 05, 2025. Want to learn more about 831 S Mountain Avenue? Do you have questions about finding other Condo real estate for sale in Ontario? You can browse all Ontario real estate or contact a Coldwell Banker agent to request more information.

