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681 Castlehill Drive, Walnut, CA 91789

$1.70M4bd · 5ba · 2,858 sqft
Lot 13,120 sqft•Single Family Residence•
Active
•55d on market•MLS# WS-26180620

Property Description

Welcome to an exclusive collection of newly built luxury single family residences in the prestigious City of Walnut, known for its award winning Walnut Valley Unified School District. With No HOA and No Mello Roos, this exceptional development offers refined design, expansive lots over 10,000 square feet, hillside views, spacious backyards, and potential for an ADU. The model residence features approximately 2,858 square feet of elegant living space on a 13,120 square foot lot with 4 bedrooms and 4.5 bathrooms. A dramatic entry with soaring ceilings, sleek iron railings, luxury vinyl plank flooring, and abundant natural light leads into an open concept living, dining, and kitchen area. The gourmet kitchen is appointed with premium stainless steel appliances, quartz countertops, custom cabinetry, and an oversized center island, while expansive windows and sliding glass doors open to a landscaped backyard with lush lawn, pergola covered patio, and tranquil hillside views. The luxurious primary suite features dual vanities, an oversized walk in shower, freestanding soaking tub, and spacious walk in closet. A desirable junior suite on the main level with a private bathroom is ideal for guests or multigenerational living. Additional highlights include professionally designed landscaping, terraced retaining walls, a two car garage with stone facade, and a private side yard. Conveniently located near major highways, shopping, dining, recreation, and top rated schools, these exceptional homes offer modern luxury, privacy, and space in one of Walnut’s most desirable settings. Schedule your private tour today. 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.

Features & Amenities

FeeBuilt 2026

Property Details

Land Type
Fee
Year Built
2026
Property Type
Residential
Property Subtype
Single Family Residence
Parking Spaces
2
Garage Spaces
2
Cooling
Central Air
View
City Lights, Mountain(s)
City
Walnut
Zip Code
91789
County
Los Angeles
Listed byReal Brokerage Technologies, Edward Chen

Mortgage Calculator

Current Rates

$
$
%
Monthly Payment
$8,591.07
Principal & Interest
Loan Amount
$1,359,200
Total Interest
$1,733,585
Total Payment Over 30 Years
$3,092,785
This calculator provides estimates only. Actual mortgage payments may include taxes, insurance, HOA fees, and PMI. Contact a lender for accurate quotes.

Comparative Market Analysis

Luxury Tier · 5 active · 5 closed

681 Castlehill Drive, Walnut, CA 91789

Walnut · Single Family Residence

$1.70M
Luxury Tier
Beds
4
Baths
5
Sqft
2,858
Lot
13,120 sqft
Year
2026
$/Sqft
$594
Pool: No✓
View: city✓
Garage: 2-car✓

Listed 9.6% above the median closed sale of $1,550,000. Luxury tier — fewer comparable sales widen the confidence range.

Price Position

Positioned above the market — commands a premium.

Premium
Subject listed at $1.70M· $594/sqft
Total list price
Closed comps
vs closed median $1.55M
+$149K (+9.6%)
Active comps
vs active median $1.39M
+$310K (+22.3%)
Price per sqft
Closed compsinsufficient comp data
Active comps
vs active avg $/sqft $593
+$1 (+0.1%)

Active Properties (5)

Active Comparables

AddressCityYearBDBTHSqFtLotSzLP/SqFtLPDIMScore
673 CastlehillWalnut2026442,57912,225$538$1.39M393
685 Castlehill DriveWalnut2026442,46712,060$567$1.40M5492
693 Castlehill DriveWalnut2026442,4329,944$571$1.39M6787
20031 Wildblossom Dr.Walnut1989432,57516,862$718$1.85M4482
20505 Missionary Ridge StreetWalnut1974432,2659,932$573$1.30M9580
Total: 5 · Average4.03.62,463.612,204.6$593.4$1.46M52.6
Median2,467$1.39M

Closed Properties (5)

Closed Comparables

AddressCityYearDateBDBTHSqFtLotSzLPSPSP/SqFtSP/LPDIMScore
1941 Onyx DriveWalnut198808/12/2026432,44012,036$1.73M$1.65M$6760.956886
1667 Lost TrailWalnut198808/31/2026542,8139,349$1.55M$1.53M$5460.993184
309 Camino De GloriaWalnut201109/02/2026442,4357,422$1.20M$1.16M$4740.964881
825 BRIDGEWATER LaneWalnut198608/11/2026432,4818,645$1.55M$1.55M$6251.001979
22080 Portofino DriveWalnut202409/21/2026442,5203,542$2.00M$1.85M$7340.938777
Total: 5 · Average4.23.62,537.88,198.8$1.55M$1.55M$611—50.6
Median2,481$1.55M$1.55M

Market Analysis

List vs Sale $/SqFt

Sale Price Trend

Days on Market

Sale vs List Price

AI-generated CMA

This analysis was generated automatically from MLS data. For an in-depth, human-reviewed valuation, contact Joseph Sardella at josephsardella@gmail.com.