46
Map
600 G STREET SE
About This Property
Own a Piece of History!
BRENT SCHOOL DISTRICT!
GREAT POTENTIAL FOR A BED AND BREAKFAST OR CO-LIVING SPACE!!
2 BEDROOM 2 BATH ACCESSORY UNIT
4 BEDROOM MAIN UNIT WITH POTENTIAL FOR ADDITIONAL BEDROOM AND BATHROOMS
A rare chance to own one of the oldest and largest homes on Capitol Hill! This historic corner manse with 30 windows and 6 fireplaces dates to 1830 (restored in 2003), served as a Civil War Hospital and retains the original 1830 stairway and banister. With over 4900 sq. feet of living space, this residence is the perfect multiple generation compound with a main house and attached 2 level annex which can be a rental unit or in-law suite. Surrounded by meticulously maintained gardens, 2 patios, a large, private bricked garden with pergola, fountain, and a large barbecue grill. The embassy-scaled living room and den feature 10 windows and 3 fireplaces, while the palatial dining room features 2 fireplaces and 5 windows. The gourmet kitchen, with hardwood floors (as throughout the whole house), features extensive maple cabinetry, granite countertops, a center island, a conservatory-style eating area overlooking the rear garden, plus a family room with built-in bookshelves & fireplace. Don't miss this once-in-a-generation opportunity!
POSSIBLE ASSUAMBLE FIRST MORTGAGE OF APPROX 1.475M at 2.875% UNITL OCTOBER 2029. SUBJECT TO APPROVAL OF THE NOTE HOLDER MORGAN STANLEY. ASK ABOUT THE POTENTIAL FOR BIG TAX SAVINGS BY FILING A CONSERVATION EASEMENT.
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Cap Rate Calculator
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 3, 2026 | Sold | ||
| Sold | |||
| Jul 10, 2026 | In contract | - | |
| In contract | |||
| May 27, 2026 | Price Decreased |
$2,950,000
↓ $245K
(7.7%) | |
| Price Decreased | |||
| Apr 18, 2026 | Price Decreased |
$3,195,000
↓ $155K
(4.6%) | |
| Price Decreased | |||
| Apr 12, 2026 | Price Decreased |
$3,350,000
↓ $100K
(2.9%) | |
| Price Decreased | |||
Property Highlights
Building Info
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Price/ft²
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About Southeast Washington
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Phone: 425-283-2930
Address: 335 Madison Avenue, New York, NY 10017