21010 Cornerstone Dr, Walnut, CA 91789
Home value
$958,900
$892,000 - $1.03M
$4,041/mo
Owner options
$4,041/mo
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$4,041/mo
Rent Zestimate®
$4,422/mo
Est. payment
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$4,422/mo
Est. payment
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 3
Heating
- Forced air
Cooling
- Central
Appliances
- Included: Dishwasher, Dryer, Microwave, Range / Oven, Refrigerator, Washer
- Laundry: Individual Room, Dryer Included, Washer Included, Upper Level
Features
- Balcony, Ceiling Fan(s)
- Flooring: Carpet, Hardwood
- Common walls with other units/homes: 1 common wall
Interior area
- Total interior livable area: 1,830 sqft
Property
Parking
- Total spaces: 2
- Parking features: Garage - Attached
Accessibility
- Accessibility features: Parking
Features
- Levels: Three Or More
- Has view: Yes
- View description: City, Mountain
Lot
- Size: 0.40 Acres
Details
- Parcel number: 8720047080
- Special conditions: Standard
Construction
Type & style
- Home type: Condo
Condition
- Year built: 2018
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & neighborhood
Location
- Region: Walnut
HOA & financial
HOA
- Has HOA: Yes
- HOA fee: $126 monthly
- Amenities included: Picnic Area, Outdoor Cooking Area, Playground
Other
Other facts
- CountyOrParish: Los Angeles
- PropertyType: Residential
- StateOrProvince: CA
- LaundryFeatures: Individual Room, Dryer Included, Washer Included, Upper Level
- StandardStatus: Pending
- CommunityFeatures: Suburban, Dog Park, Park
- SpecialListingConditions: Standard
- PreviousStandardStatus: Active Under Contract
- AssociationFeeFrequency: Monthly
- RoomType: Living Room, Family Room, Master Bedroom, Walk-In Closet, Den, Master Bathroom, Kitchen, Laundry
- StreetSuffix: Drive
- Appliances: Dishwasher, Microwave, Refrigerator, Gas Oven, Gas Range, Gas Water Heater
- View: City Lights, Neighborhood, Mountain(s)
- CommonWalls: 1 common wall
- YearBuiltSource: Builder
- AssociationAmenities: Picnic Area, Outdoor Cooking Area, Playground
- AssociationAmenities: Barbecue
- InteriorFeatures: Balcony, Ceiling Fan(s)
- AccessibilityFeatures: Parking
- City: Walnut
- MLSAreaMajor: 668 - Walnut
- HighSchoolDistrict: Walnut Valley Unified
- Levels: Three Or More
- ElevationUnits: Feet
- LivingAreaUnits: Square Feet
- WaterSource: Public
- LotSizeSource: Assessor
- Flooring: Carpet, Wood
- AttachedGarageYN: 1
- Country: US
- RoomBathroomFeatures: Shower in Tub, Bathtub, Shower, Walk-in shower, Exhaust fan(s)
- Sewer: Public Sewer
- TaxTractNumber: 73294
- Cooling: Central Air
- Heating: Central
- SeniorCommunityYN: 0
- ParcelNumber: 8720047080
- CommonInterest: Condominium
Price history
| Date | Event | Price |
|---|---|---|
| 3/27/2026 | Sold | $677,000-20.1%$370/sqft |
Source: Public Record Report a problem | ||
| 12/3/2021 | Sold | $847,000+5.9%$463/sqft |
Source: Public Record Report a problem | ||
| 11/4/2021 | Pending sale | $799,800$437/sqft |
Source: | ||
| 11/4/2021 | Contingent | $799,800$437/sqft |
Source: | ||
| 10/25/2021 | Listed for sale | $799,800+1.2%$437/sqft |
Source: | ||
| 12/16/2020 | Sold | $790,000+3.3%$432/sqft |
Source: Public Record Report a problem | ||
| 11/6/2020 | Pending sale | $765,000$418/sqft |
Source: RE/MAX Universal Realty #TR20232539 Report a problem | ||
| 11/5/2020 | Listed for sale | $765,000$418/sqft |
Source: RE/MAX Universal Realty #TR20232539 Report a problem | ||
| 10/25/2019 | Listing removed | $765,000$418/sqft |
Source: Remax Universal Realty #TR19204632 Report a problem | ||
| 9/11/2019 | Price change | $765,000+9.3%$418/sqft |
Source: Remax Universal Realty #TR19204632 Report a problem | ||
| 8/28/2019 | Listed for sale | $699,900-5%$382/sqft |
Source: Remax Universal Realty #TR19204632 Report a problem | ||
| 10/6/2017 | Sold | $737,000$403/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $11,140 +4.9% | $898,841 +2% |
| 2024 | $10,617 +2.5% | $881,218 +2% |
| 2023 | $10,354 +2.1% | $863,940 +2% |
| 2022 | $10,139 +6.9% | $847,000 +7.2% |
| 2021 | $9,487 +4.3% | $790,000 +3% |
| 2020 | $9,096 | $766,774 +2% |
| 2019 | $9,096 +5.5% | $751,740 +2% |
| 2018 | $8,624 | $737,000 |
Find assessor info on the county website
Neighborhood: 91789
Nearby schools
GreatSchools rating
- 8/10Vejar Elementary SchoolGrades: K-5Distance: 0.7 mi
- 10/10Suzanne Middle SchoolGrades: 6-8Distance: 0.5 mi
- 10/10Walnut High SchoolGrades: 9-12Distance: 0.4 mi
Schools provided by the listing agent
- Elementary: Vejar
- Middle: Suzanne
- High: Walnut
- District: Walnut Valley Unified
Source: The MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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- California
- Los Angeles County
- Walnut
- 91789
- 21010 Cornerstone Dr

