673 Castlehill, Walnut
$1,498,000
4 bd · 3.5 ba · 2,579 sqft · Home · Walnut · 32 days on market
Updated August 10, 2026












Key Facts
- Price / SqFt
- $581
- Property Type
- Home
- Year Built
- 2026
- Lot Size
- 12,225 sqft
- Garage
- 2 cars
- Stories
- 2
- Days on Market
- 32
- Listed
- Jul 10, 2026
- MLS #
- TR26153526
- Status
- Active
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About this home
Welcome to brand new custom-built luxury single family residence in prestigious city of Walnut, with winning Walnut Valley School Unified School District. Great place to raise your kids. Big lot over 12,000 sq ft. With city lights and hill views. Offering 4 bedrooms and 3.5 bathrooms. Main floor with one bedroom suite and separate powder room. Open floor plan with family room and dining room. Luxury vinyl plank flooring and high ceilings. A lot of upgrades in gourmet kitchen with elegant back splash, glass windows cabinets, quartz countertops and a large center island. Slow closing drawers. Fireplace in family room. The primary suite with a freestanding soaking tub, walk-in shower and an oversized walk-in closet. Two additional bedrooms share with Jack and Jill bathroom. The garage finished with epoxy floors. No HOA. No Mello Roos. Located near major highways, shopping, dining and top-rated schools. Potential to build ADU in the backyard. There is another street in the backyard. Schedule your private tour today.
Highlights
- 4-bedroom, 3.5-bath home.
- 2,579 square feet of living space.
- Located in Walnut.
Price History
| Date | Price | Change |
|---|---|---|
| Aug 10, 2026 | $1,498,000 | — |
| Listed Jul 10, 2026 | ||
Location
About Walnut
- Active Listings
- 49
- Median Price
- $1,488,000
Estimate a Monthly Payment
Estimated Monthly Payment
$9,783/mo
Includes estimated taxes and insurance at the assumption rates below. HOA dues are not included — enter your community's HOA (varies widely by community, and absent from listing data) for an accurate total.
- Principal & Interest
- $7,973
- Property Tax
- $1,373
- Insurance
- $437
- HOAnot included — enter your dues
- $0
Estimate only — not a loan offer or rate quote. Confirm actual figures with a lender.
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Based on information from California Regional MLS as of 2026-08-10T23:14:17.223Z. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS.