Date
Details
Price
Change
Source
4/15/2026
Listed
$35,000,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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$35,000,000
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Property Description
This 26' wide historic mansion in the Carnegie Hill Historic District boasts 14,125 SF+/- of abundant living space over 6 stories, a 1,525 SF+/- rooftop terrace, 300 SF+/- garden level, 8 bedrooms, 8 full and 2 half bathrooms, and an elevator servicing all levels.Uncover this hidden gem of late 19th-century Manhattan history nestled in the very heart of Carnegie Hill - a rare grandeur mansion.
Full Property Details
Full Property Details for 9 E 88th St
General
- Price: $35,000,000
- Taxes: $93,021
- Status: Active
- Type: Single Family
- Source: REBNY
- MLS ID: RLS20084525
- Updated: 4/25/2026
- Added to Site: 37 day(s) ago
Interior
- Number of Rooms: 23
Rooms
Bathrooms
- Total Bathrooms: 10
- Full Bathrooms: 8
- Half Bathrooms: 2
Bedrooms
- Total Bedrooms: 8
Other Rooms
- Laundry: See Remarks
Exterior
- Exterior Features: Garden, Private Outdoor Space Under 60 Sqft
- Porch/Patio/Deck: Patio, Terrace
Location
- County: New York
- Subdivision: Carnegie Hill
- Cross Streets: Fifth Avenue/Madison Avenue
Community
- Pets Allowed: Yes
Structural Information
- Architectural Style: Prewar
- Structure Type: Townhouse
- Stories/Levels: 6
- Square Feet: 15,950
- Living Area: 15,950 Sq. Ft.
- Year Built: 1899
- Other Struct. Feat.: Elevator(s)
Lot Features
- Lot Size: 2600
- Lot Dimensions: 26.00 x 100.00
Financial Considerations
- Tax Amount: $93,021
Disclosures and Reports
- Property ID: 1500-0008
- Block: 1500
- Lot Number: 8
Listing Courtesy of Bespoke Real Estate LLC
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Listing agents
— 9 E 88th St —
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Schools
Schools serving 9 E 88th St
School District:New York City Geographic School District 02
| Name | Grades | Distance |
|---|---|---|
Ps 6 Lillie D Blake 45 East 81st Street, New York, NY 10028 | K-5 | 0.4 mi |
Jhs 167 Robert F Wagner 220 East 76th Street, New York, NY 10021 | 6-8 | 0.8 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 9 E 88th St
Tax History
Tax History for 9 E 88th St
Year
Property Taxes
Change
Tax Assessment
Change
2025
$88,490
-9%
$463,140
5%
2024
$97,529
—
$440,580
-28%
2024
$97,529
-16%
$615,775
6%
2023
$116,678
-4%
$580,920
-6%
2022
$121,066
2%
$616,140
-7%
2021
$118,352
—
$662,100
-12%
2020
$118,691
2%
$754,080
-14%
2019
$116,216
6%
$874,680
66%
2018
$110,153
9%
$526,571
6%
2017
$101,266
8%
$496,766
6%
2016
$93,687
3%
$468,648
—
2016
$91,372
110%
$467,280
1%
2014
$43,471
-42%
$462,960
6%
2013
$75,364
—
$438,810
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 9 E 88th St
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- Single Family
- Active
- Updated 1 day ago
- 9Beds
- 9Total Baths
- 17,600Sq. Ft.
9 E 88th Street, New York City, NY 10128 (MLS# RLS20084525) is a Single Family property with 8 bedrooms, 8 full bathrooms and 2 partial bathrooms. 9 E 88th Street is currently listed for $35,000,000 and was received on April 15, 2026. Want to learn more about 9 E 88th Street? Do you have questions about finding other Single Family real estate for sale in New York City? You can browse all New York City real estate or contact a Coldwell Banker agent to request more information.