21 River Lane
About This Property
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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 |
|---|---|---|---|
| Sep 23, 2025 | Sold | ||
| Sold | |||
| Sep 16, 2025 | In contract | - | |
| In contract | |||
| May 29, 2025 | Price Decreased |
$8,995,000
↓ $255K
(2.8%) | |
| Price Decreased | |||
| Mar 24, 2025 | Listed by Gibson Sotheby's International Realty | $9,250,000 | |
| Listed by Gibson Sotheby's International Realty | |||
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A majestic setting with picturesque scenic harbor views and direct water access, this stunning waterfront estate embodies the pinnacle of New England coastal living. This newly built "Nantucket-inspired" property showcases meticulous craftsmanship and contemporary elegance. The main house features 6 ensuite bedrooms, 3 half baths, and sprawling manicured grounds with an Australian Open surface tennis court. A beautiful patio connects to a heated 40 X 20 ft pool, providing both recreation and relaxation. The property further delights with a charming 1,350 SqFt 2 bed, 2.5 bath Guest House with kitchenette, laundry, and an indoor/outdoor fireplace. With captivating water views, this home seamlessly blends natural beauty with modern luxury. Enjoy easy waterway access to protected Duxbury Bay w/ a private dock and mooring. Additional amenities: geothermal home, 6 bed bunk room, top floor family room/office, gym + yoga studio, additional laundry and half bathroom in the oversized garage.
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| Jun 1, 2009 | Sold | ||
| Sold | |||
Phone: 425-283-2930
Address: 335 Madison Avenue, New York, NY 10017