685 Castlehill Drive, Walnut, California 91789, Walnut, 91789 - 4 bed, 5 bath

685 Castlehill Drive
Walnut, California 91789
Property Price
SUMMARY
Estimated Market Value
Comparable Sales Map
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 685 Castlehill Drive Subject | $1,746,900* List Price | 4 | 5 | 2,467 | $650 | - |
A 689 Castlehill Dr Sold | $1,650,000 | 4 | 4 | 2,537 | $650 | 0.0 mi |
B 693 Castlehill Drive Active | $1,720,240 List Price | 4 | 5 | 2,432 | $707 | 0.0 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
OVERALL CONDITION SCORE
Property is new construction or fully renovated.
This is a brand-new 2026 luxury construction featuring modern high-end finishes, including a gourmet kitchen with quartz countertops and premium stainless steel appliances, luxury vinyl plank flooring, and contemporary spa-like bathrooms. All systems are new with no deferred maintenance.
PROSSTRENGTHS & OPPORTUNITIES
- High Available Lot Utilization
The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 12060, living area = 2467.
- Elite School District
The property is situated within the award-winning Walnut Valley Unified School District, a primary driver for property value and a major draw for families seeking top-tier education.
- New Construction with No Fees
As a 2026-built luxury home, it offers modern energy efficiency and contemporary aesthetics with the rare advantage of having no HOA or Mello Roos assessments.
CONSRISKS & DEFICIENCIES
- High Price Per Square Foot
At a list price of approximately $1.75M for 2,467 sq. ft., the property commands a significant premium compared to existing non-new construction homes in the area.
- Hillside Lot Constraints
While the hillside location provides excellent views, the topography may limit the amount of flat, usable outdoor recreational space compared to traditional level lots.
About 685 Castlehill Drive
Welcome to an exclusive new enclave of just six newly built luxury single family residences in the prestigious City of Walnut, celebrated for its award winning Walnut Valley Unified School District. Set on expansive lots with breathtaking hillside views, each home offers approximately 2,432 to 2,900 square feet of refined living space on generous lots ranging from 9,950 square feet to 13,630 square feet, featuring four bedrooms and four and a half bathrooms. Designed for modern comfort and elegant entertaining, these residences showcase soaring ceilings, luxury vinyl plank flooring, sleek iron railings, and a bright open concept layout anchored by a gourmet kitchen with quartz countertops, premium stainless steel appliances, custom cabinetry, and a large center island. Walls of windows and sliding glass doors invite abundant natural light and seamless indoor outdoor living, opening to landscaped backyards with lush lawns, pergola covered patios, and ADU potential. Highlights include a main level junior suite ideal for guests or multi generational living, a spa inspired primary retreat with a soaking tub and walk in closet, two car garages with stone facades, private side yards, no HOA, no Mello Roos, and a prime location near major freeways, shopping, and top rated schools, making this a rare opportunity to own brand new luxury in one of Walnut’s most desirable neighborhoods.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 2026
- Lot Size
- 12,060 Sq. Ft.
Interior
- Total Bedrooms
- 4
- Total Bathrooms
- 5 (5 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 4.0 | 4.0 | 50% |
| Baths | 5.0 | 3.0 | 90% |
| Square foot | 2,467 | 2,015 | 69% |
| Lot Size | 12,060 | 9,619 | 73% |
| Price | $1.75M | $1.22M | 81% |
| Price per sq ft | $708 | $623 | 83% |
| Built year | 2026 | 1984 | 99% |
| HOA | $0 | $0 | 50% |
| Days on market | 18 | 172 | 2% |
Pricing History
Listed for Sale
Feb 16, 2026
$1,746,900
Initial Listing







































