View, View, View from spacious backyard for mountain and city light. Beautiful home located in most desirable “Cross Keys” Community in South Diamond Bar. Walnut school district. Convenient location, walking distance to Supermarket, restaurants, retail stores and much more! Easy access to Freeway 60 & 57.
End unit. Two-car attached garage. Very open floor plan with largest model. Good sized 3 bedrooms plus den in down stairs.
HOA includes water, trash and exterior maintenance.
Community includes pool/spa, tennis court, picnic area, and club house.
Sold for $887,000
Listed by: Koinos Real Estate Group • Haolei Ge • Contact: 213-840-2713
Bought with: Redfin Corporation
$887,000
1020 Gona Ct, Diamond Bar, CA 91789
3beds
1,846sqft
Condominium
Built in 1980
-- sqft lot
$877,400 Zestimate®
$480/sqft
$3,974 Estimated rent
Home value
$877,400
$790,000 - $974,000
$3,974/mo
Zestimate® history
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Spacious backyardOpen floor planLargest model
Zillow last checked:
Listing updated:
Listed by:
Haolei Ge DRE #01923907 gehaolei@hotmail.com,
Koinos Real Estate Group,
Young Kim DRE #01886738,
Koinos Real Estate Group
Bought with:
Joshua Ritnimit, DRE #01873160
Redfin Corporation
Source: CRMLS,MLS#: OC25077892
Originating MLS: California Regional MLS
Originating MLS: California Regional MLSFacts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
- Main level bathrooms: 1
Rooms
- Room types: Bedroom
Bedroom
- Features: All Bedrooms Up
Cooling
- Central Air
Appliances
- Laundry: In Garage
Features
- All Bedrooms Up
- Has fireplace: Yes
- Fireplace features: Living Room
- Common walls with other units/homes: 1 Common Wall,End Unit
Interior area
- Total interior livable area: 1,846 sqft
Property
Parking
- Total spaces: 2
- Parking features: Garage - Attached
- Attached garage spaces: 2
Features
- Levels: Two
- Stories: 2
- Entry location: 1
- Pool features: Community, Association
- Has view: Yes
- View description: City Lights, Mountain(s)
Lot
- Size: 6,539 Square Feet
Details
- Parcel number: 8763013007
- Special conditions: Standard
Construction
Type & style
- Home type: Condo
- Property subtype: Condominium
- Attached to another structure: Yes
Condition
- New construction: No
- Year built: 1980
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Features: Urban, Pool
HOA
- Has HOA: Yes
- Amenities included: Clubhouse, Pool, Tennis Court(s)
- HOA fee: $365 monthly
- HOA name: Cross Keys
- HOA phone: 909-444-7655
Location
- Region: Diamond Bar
Financial & listing details
- Price per square foot: $480/sqft
- Tax assessed value: $303,798
- Annual tax amount: $11,032
- Date on market: 4/9/2025
- Cumulative days on market: 8 days
- Listing terms: Cash,Cash to New Loan,Conventional
Price history
| Date | Event | Price |
|---|---|---|
| 5/13/2025 | Sold | $887,000+4.4%$480/sqft |
Source:  CRMLS #OC25077892 Report a problem | ||
| 4/19/2025 | Contingent | $850,000$460/sqft |
Source: CRMLS #OC25077892 Report a problem | ||
| 4/9/2025 | Listed for sale | $850,000+374.9%$460/sqft |
Source: CRMLS #OC25077892 Report a problem | ||
| 6/30/2015 | Listing removed | $2,500$1/sqft |
Source: Century 21 Care #TR15122893 Report a problem | ||
| 6/16/2015 | Listed for rent | $2,500$1/sqft |
Source: Century 21 Care #TR15122893 Report a problem | ||
| 3/17/1999 | Sold | $179,000$97/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $11,032 +171.8% | $303,798 +2% |
| 2024 | $4,059 +2.3% | $297,842 +2% |
| 2023 | $3,968 +2.1% | $292,003 +2% |
| 2022 | $3,884 +2% | $286,278 +2% |
| 2021 | $3,807 +1.4% | $280,666 +1% |
| 2020 | $3,755 | $277,789 +2% |
| 2019 | $3,755 +7.5% | $272,343 +2% |
| 2018 | $3,493 | $267,004 +2% |
| 2017 | $3,493 +4.6% | $261,770 +2% |
| 2016 | $3,340 +3.3% | $256,638 +1.5% |
| 2015 | $3,232 -0.8% | $252,784 +2% |
| 2014 | $3,258 | $247,833 +2.5% |
| 2012 | -- | $241,877 +2% |
| 2011 | -- | $237,135 +0.8% |
| 2010 | -- | $235,364 -0.2% |
| 2009 | -- | $235,924 +2% |
| 2008 | -- | $231,299 +2% |
| 2007 | -- | $226,764 +2% |
| 2006 | -- | $222,318 |
| 2005 | -- | $222,318 +4% |
| 2004 | -- | $213,687 +1.9% |
| 2003 | -- | $209,772 +2% |
| 2002 | -- | $205,660 +4% |
| 2000 | -- | $197,676 |
Find assessor info on the county website
Neighborhood: 91789
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Nearby schools
GreatSchools rating
- 9/10Walnut Elementary SchoolGrades: K-5Distance: 0.5 mi
- 10/10South Pointe Middle SchoolGrades: 6-8Distance: 0.5 mi
- 10/10Diamond Bar High SchoolGrades: 9-12Distance: 1.3 mi
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Estimated market value
$877,400
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Estimated market value
$877,400
- California
- Los Angeles County
- Diamond Bar
- 91789
- 1020 Gona Ct
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