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2868 Oak Knoll Dr
About This Property
Encompassing approximately 6,423 square feet of elegant living space and surrounded by other distinguished custom estates, this impressive residence welcomes you through grand double doors into a dramatic foyer highlighted by a stunning Crystal Chandelier. The formal living and dining rooms provide sophisticated spaces for elegant entertaining and both-sided fireplace, while the expansive family room features a custom wet bar, creating the perfect setting for gatherings with family and friends.
Designed for both everyday living and grand entertaining, the gourmet chef's kitchen showcases granite countertops, a large center island, custom cabinetry, high-end stainless steel appliances, and a built-in Sub-Zero refrigerator, combining timeless style with exceptional functionality.
The home offers 6 spacious bedrooms and 5.5 bathrooms, including 4 bedroom suites. Two bedroom suites are conveniently located on the main level, making them ideal for guests or multi-generational living. The luxurious primary suite serves as a private retreat, fireplace, private balcony, spacious walk-in closet, spa-inspired bathroom with a soaking tub, and a separate shower.
Step outside to your own resort-style backyard featuring a sparkling swimming pool and spa, two pavilion gazebos, a built-in BBQ and outdoor cooking area, professionally designed landscaping, and a variety of mature fruit trees, creating the perfect environment for outdoor entertaining and relaxation.
Additional highlights include new three-zone central air conditioning, a 3-car garage, RV parking, a security system, elegant crown molding throughout, and fresh interior and exterior paint.
Ideally situated on a private cul-de-sac within the highly acclaimed Walnut Valley Unified School District, this extraordinary estate offers the perfect balance of prestige and convenience, just minutes from fine dining, premier shopping, and major freeways.
A rare opportunity to own one of the most distinguished luxury estates in "The Country", one of Diamond Bar's most exclusive communities.
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What does this mean?
Based on our analysis, the cap rate of this property is 1.25%. A negative cap rate indicates that the property might not be feasible as an income-producing asset. The median cap rate for a near zip code 11238 is 4.23%.
How much can I actually make?
Actual monthly rental income may vary between $4,760 and $7,140 depending on unit-specific characteristics. You can change the amount using the slider to further explore.
How is cap rate calculated?
Cap Rate = Net Operating Income (NOI) / Property Asset Value.
When calculating the cap rate, we assume 100% occupancy. Leverage (mortgage) is not considered.
Cap Rate provided by RealtyHop and RentHop, learn more about cap rate here.
Price History
| Date / Event | Date | Event | Price |
|---|---|---|---|
| Oct 1, 2026 | Sold | ||
| Sold | |||
| Aug 25, 2026 | In contract | - | |
| In contract | |||
| Jul 15, 2026 | Listed by ReMax Elite Realty | $3,980,000 | |
| Listed by ReMax Elite Realty | |||
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Phone: 425-283-2930
Address: 335 Madison Avenue, New York, NY 10017