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- Listed price
- $1,398,000
- Listed Aug 17, 2026 · $567/sq ft
- Last sold price
- No recorded sale
4 beds|4 ba|2,467 sqft|12,060 sqft lot|2026 Built|42 days listed
685 Castlehill Dr, Walnut, CA 91789
Property Description
Introducing the brand new single family home in Walnut, built in 2026 and located within the highly sought after Walnut Valley Unified School District, with NO HOA and NO Mello Roos Tax. This exclusive enclave offers approximately 2,467 square feet of refined living space on generous lots ranging from approximately 12,060 square feet, floor plans featuring four bedrooms and three and a half bathrooms to four and a half bathrooms. Designed for modern comfort and elegant entertaining, each residence showcases soaring ceilings, luxury vinyl plank flooring, sleek iron railings, and a bright open concept layout centered around a gourmet kitchen with quartz countertops, premium stainless steel appliances, custom cabinetry, and a large center island. Walls of windows and sliding glass doors bring in abundant natural light while creating seamless indoor outdoor living, opening to landscaped backyards with lush lawns, pergola covered patios, and potential ADU possibilities. Additional highlights include a main level junior suite ideal for guests or multigenerational living, a spa inspired primary retreat with a soaking tub and walk in closet, two car garages with stone facades, private side yards, hillside views, and a convenient location near shopping, freeways, and top rated schools. Certain photos have been virtually staged and/or enhanced or generated using artificial intelligence to illustrate possible furnishings, landscaping, or design concepts. Actual property conditions may vary.
Listing agent: Edward ChenDRE #01758593eddy@excgroup.com, Listing office: Real Brokerage Technologies
MLS data updated 10/16/2026, 10:15:12 PM PT
Source: CRMLSMLS #: WS26177718
Belmont insights
Price & property history
Compare recorded home prices, same-type ZIP sales and mortgage rates.
Latest asking price$1,398,000
Sep 23, 2026
Available records22026
From MLS recordsActual listing and closing events
Prices use the left axis; mortgage rates use the right. Hover, tap, or focus the chart and use the arrow keys. Red SOLD badges mark recorded sales.
This home · nearest recorded event
$1,398,000Asking price recorded · Sep 23, 2026ZIP 91789 · Sep 2026
No monthly averageAt least 3 eligible sales in this month are required.30-year fixed mortgage benchmark
No weekly rateNo published rate within 7 days of this date.This home · 2 price recordsAug 17, 2026 – Sep 23, 2026
ZIP 91789 · same property typeLoading eligible closed sales…
Freddie Mac · national weekly ratesLoading mortgage-rate history…
Recorded sales in this period (0)
No recorded sales in this range. Select All available for older records; missing records do not mean the home never sold.
ZIP averages use publicly displayable closed sales from our licensed MLS feed, matched to the same ZIP and exact property type. Months with fewer than 3 sales are omitted; the current month is incomplete. Lines connect available monthly observations across gaps and do not represent measured prices in missing months. These averages are not adjusted for size, condition, or location within the ZIP, and are not an appraisal. Feed coverage may not include every sale. All available shows the available home and ZIP history, with mortgage rates over the same dates.
Mortgage benchmark: Freddie Mac Primary Mortgage Market Survey®. © Freddie Mac. Weekly national 30-year fixed rates, not APRs or a loan quote. Actual terms vary. Methodology changed in November 2022. The chart does not establish that interest-rate changes caused a home’s price changes.
Lines connect recorded asking and sale prices. They are visual guides, not estimates of the home’s value between those dates.
View listing & sale records
No earlier records were returned by our current sources. This does not mean the home has never sold.
MLS records may be incomplete. Earlier asking prices are not sale prices.