20951 High Country
Diamond Bar, CA 91789
Listing broker / agent: Pinnacle Real Estate Group · LYANA FUNG · 626-986-7666 · CRMLS
MLS # WS26099443 · Last checked Oct 22, 2026 18:17 UTC
About this property
Welcome to this stunning hilltop residence in the prestigious High Country community of Diamond Bar, offering breathtaking mountain and neighborhood views, exceptional privacy, and a highly desirable floor plan. This beautifully maintained home features approximately 2,178 square feet of living space with 3 spacious bedrooms with converted garage room, 3 bathrooms, soaring ceilings, abundant natural light, and an elegant formal living and dining area perfect for entertaining. The upgraded kitchen opens to a warm and inviting family room with fireplace, creating the ideal everyday gathering space. Upstairs, the expansive primary suite serves as a private retreat with scenic views, generous closet space, and a spa-like bath. Additional flexible living areas provide options for a home office, gym, or guest accommodations. Situated on an oversized lot with a wraparound yard, this property offers plenty of room for outdoor dining, gardening, or future customization. Located within the highly acclaimed Walnut Valley Unified School District and just minutes from shopping, dining, parks, and convenient freeway access, this is a rare opportunity to own a view home in one of Diamond Bar’s most sought-after neighborhoods.
Property details
- MLS number
- WS26099443
- Status
- Active Under Contract (Backup)
- Type
- Residential
- Subtype
- Single Family Residence
- Beds / baths
- 4 Beds • 3 Baths
- Living area
- 2,178 Sq Ft
- Lot size
- 0.1616 acres
- County
- Los Angeles
- Year built
- 1986
- Stories
- 2
More property detailsCollapse
Listing
- Days on market
- 165
Building
- Year built
- 1986
- Year built source
- Public Records
- Stories
- 2
- Building stories
- 2
- Levels
- Two
- Entry level
- 1
- Living area source
- Assessor
Bathrooms
- Full bathrooms
- 3
Rooms & interior
- Main-level bedrooms
- 1
- Main-level bathrooms
- 1
- Rooms
- Bedroom
- Interior features
- All Bedrooms Up
- Heating
- Central
- Cooling
- Central Air
- Fireplace
- None
- Laundry
- Laundry Room
Exterior & parking
- Total parking spaces
- 3
- Garage spaces
- 3
- Attached garage
- Yes
- Pool
- None
- Lot features
- Front Yard
- Lot size source
- Assessor
- Property outlook
- City Lights, Mountains, Neighborhood
Utilities & community
- Water
- Public
- Sewer
- Public Sewer
- Community features
- Street Lights, Sidewalks
Fees & lease terms
- Association
- No
- Association fee
- $108.00
- Association fee frequency
- Semi Annually
Schools reported in the listing
- Elementary school
- Castle Rock
- Middle / junior school
- South Pointe
- High school
- Diamond Bar
- High school district
- Walnut Valley Unified
School information is supplied with the listing. Confirm current attendance boundaries and enrollment eligibility directly with the school district.
Nearby public schools
Nearby does not mean assigned. These are approximate straight-line distances from the property, not walking or driving routes. Confirm attendance boundaries, enrollment eligibility, grades and current school status directly with the district.
| School / district | Grades | Distance |
|---|---|---|
| Diamond Bar High (school website, opens in a new tab) Walnut Valley Unified · Diamond Bar | 9–12 | 0.5 mi |
| South Pointe Middle (school website, opens in a new tab) Walnut Valley Unified · Walnut | 6–8 | 0.6 mi |
| Castle Rock Elementary (school website, opens in a new tab) Walnut Valley Unified · Diamond Bar | K–5 | 0.7 mi |
| Evergreen Elementary (school website, opens in a new tab) Walnut Valley Unified · Diamond Bar | K–5 | 0.8 mi |
| Walnut Elementary (school website, opens in a new tab) Walnut Valley Unified · Walnut | K–5 | 1.4 mi |
| Ybarra Academy for the Arts and Technology Rowland Unified · Walnut | K–8 | 1.5 mi |
| Shelyn Elementary Rowland Unified · Rowland Heights | K–6 | 1.6 mi |
| Maple Hill Elementary (school website, opens in a new tab) Walnut Valley Unified · Diamond Bar | K–5 | 1.6 mi |
Source: California Department of Education · 2025-26 school locations. Downloaded Oct 2, 2026 UTC. This annual snapshot may not reflect later changes. Public schools only; not a complete list of education options. No ratings or attendance assignments are provided.
Check the California School Directory ↗Price and tax history
Asking price
- Current asking price
- $1,149,000
- MLS-reported original asking price
- $1,280,000
- MLS-reported previous asking price
- $1,198,000
- MLS-reported last price change
- 2026-09-11 19:01 UTC
| Observed (UTC) | Asking price |
|---|---|
| Oct 9, 2026 05:26 | $1,149,000 |
MLS values are reported for this listing, not prior sales. Observation dates show when our importer saw an asking price, not when the MLS changed it. Up to 24 observations are retained; changes between refreshes may be missed. This is not a complete price or sales history.
Property taxes
Tax history is not available from the imported listing data.
Source: MLS feed. Only supplied tax years are shown, up to 10 years; this is not a county tax archive. Amounts may be corrected and taxes may change after purchase. Verify assessments and current taxes with the county. These values do not automatically fill the payment calculator.
Market trends in Diamond Bar
Active residential homes for sale in Diamond Bar, CA, available through this website's authorized feed. Includes residential subtypes; excludes rentals. Not the entire market or a valuation of this property.
Observed price activity · past 30 days
26 currently active listings have an observed price-change pair ending in this period. A listing can appear in both counts.
Calculated 2026-10-22 18:37 UTC. Source: this website's authorized MLS inventory. Import progress, freshness rules and coverage affect the figures. Medians exclude missing/invalid values; price per sq ft is the median of individual listing ratios. Price observations are limited to the last 24 per listing and may miss changes between refreshes. This is not a complete 30-day market report, historical inventory trend, appreciation measure, or sold-price analysis.
Payment calculator
Explore a fixed-rate loan scenario. The price comes from this listing; a 20% down payment and 30-year term are starting assumptions, not requirements. Enter your own interest rate—not APR—and estimated costs.
Illustration only—not a rate quote, preapproval, lending offer or affordability determination. Assumes equal monthly payments on a fully amortizing fixed-rate loan; no adjustable rates, interest-only periods or balloon payments. Excludes closing costs, utilities, maintenance, special assessments and other unentered costs. Actual payments and escrow can differ. Review a Loan Estimate with your lender.
Understanding homeownership costs — CFPB ↗