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| Building name | United Nations Secretariat Building |
| Primary address | United Nations Secretariat Building - 405 East 42nd Street |
| Secondary address | 46-48 1st Ave |
| Neighborhood | Turtle Bay |
| Zip code | 10017 |
| Borough | Manhattan |
| Block & lot | 01354-0001 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Tax class | Register |
| Lot sq. ft. | 659,375 |
| Lot dimensions | |
| Property type | United Nations (Z5)
|
| Building sqft | 2,400,000 |
| Building dimensions | |
| Buildings on lot | 8 |
| Stories | 39 |
| Structure type | Highrise off |
| Building material | Fireproof steel |
| Year built | 1952 |
| Year last altered | 2010 |
| Frontage(s) | East 46 Street (narrow) United Nations Plaza (narrow) Driveway (narrow) 2000 CB Boundary (narrow) |
| Nearest wide street | East 42 Street |
| Distance to wide street | Register |
| Zoning | Register |
| School district | 2 |
| Community district | 6 |
| Closest police station | 0.35 Miles |
| Closest fire station | 0.23 Miles |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
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You will find all alternate addresses for the property in this section.
United Nations Secretariat Building - 405 East 42nd Street, New York, NY 10017 was built in 1952 and has a total of 2,400,000 square feet.
What is the assessed value of United Nations Secretariat Building - 405 East 42nd Street, New York, NY 10017?The assessed market value for the current tax year is $332,541,450.
When was United Nations Secretariat Building - 405 East 42nd Street, New York, NY 10017 last sold?United Nations Secretariat Building - 405 East 42nd Street, New York, NY 10017 was last sold in 08/03/2023.
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Create a free account to view the complete sales history for 405 East 42nd Street, New York, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for United Nations Secretariat Building - United Nations Secretariat Building - 405 East 42nd Street, New York, NY 10017. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax: | $0 |
| Tax assessor's market value: | $738,981,000 |
| Assessed value: | $332,541,450 |
| Exemptions granted by city: | Register |
Here's the assessment & property tax history for 405 East 42nd Street, New York, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessed value | Taxable | Tax rate % | Base tax | Property tax | Year over year change |
|---|---|---|---|---|---|---|---|
| 2025/26 | $738,981,000 | $332,541,450 | $0 | 10.848% | $34,033,002 | $0 | n/a |
| 2024/25 | $717,457,000 | $322,855,650 | $0 | 10.762% | $34,440,312 | $0 | n/a |
| 2023/24 | $696,560,000 | $313,452,000 | $0 | 10.592% | $33,200,836 | $0 | n/a |
| 2022/23 | $676,272,000 | $304,322,400 | $0 | 10.646% | $32,398,163 | $0 | n/a |
| 2021/22 | $656,575,000 | $295,458,750 | $0 | 10.755% | $31,776,589 | $0 | n/a |
The complete history of permits filed for 405 East 42nd Street, New York, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Access a detailed real estate market overview of Turtle Bay so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Turtle Bay and compare it to other neighborhoods in Manhattan.
Check out recently sold homes in Manhattan and see how their prices compare.
| FEMA flood zone(s): | X (See more on map) |
| Hurricane evacuation zone: | 6 (See more on map) |
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Distance to Subway
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| Closest station | 3rd Ave & 42nd St at SW Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | GS-4-5-6-7 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.401 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Bus Routes
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| Name | 1 Av/E 45 St | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line | M15 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.054 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| River School (The) | 8 | Yes | Public | PK, K-5 | 459 | 0.49 |
| River School (The) | 8 | Yes | Public | PK, K-5 | 459 | 0.49 |
| Aaron School | NR | No | Private | K-12 | 169 | 0.16 |
| Aaron School K - 12 | NR | No | Private | K-12 | 185 | 0.17 |
| The Family School | NR | No | Private | PK, K-6 | 0 | 0.20 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Jhs 104 Simon Baruch | 8 | Yes | Public | 6-8 | 891 | 1.22 |
| Aaron School | NR | No | Private | K-12 | 169 | 0.16 |
| Aaron School K - 12 | NR | No | Private | K-12 | 185 | 0.17 |
| Lyceum Kennedy Japanese School | NR | No | Private | PK-12 | 197 | 0.26 |
| Lyceum Kennedy French American School | NR | No | Private | PK, K-12 | 0 | 0.26 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Aaron School | NR | No | Private | K-12 | 169 | 0.16 |
| Aaron School K - 12 | NR | No | Private | K-12 | 185 | 0.17 |
| Lyceum Kennedy Japanese School | NR | No | Private | PK-12 | 197 | 0.26 |
| Lyceum Kennedy French American School | NR | No | Private | PK, K-12 | 0 | 0.26 |
| The Beekman School | NR | No | Private | 9-12 | 71 | 0.37 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for United Nations Secretariat Building - United Nations Secretariat Building - 405 East 42nd Street, New York, NY 10017.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 336 E 54th St, New York | 10,500 | 09/22/2014 | $6,100,000 |
| 309 E 48th St, New York | 139,000 | 02/28/1979 | |
| 454 E 51st St, New York | |||
| 1 Main St, New York | |||
| 361 E 50th St, New York | 50,000 | 07/15/2014 | $40,200,000 |
| 23 Beekman Pl, New York | 9,296 | 11/20/1984 | |
| 311 E 57th St, New York | |||
| 330 E 54th St, New York | 11,409 | 05/18/2005 | $2,500,000 |
| 635 Madison Ave, New York | 149,881 | 06/29/2018 | $153,000,000 |
| 2 United Nations Plz, New York | 600,000 | 05/19/1981 | |
| 465 Main St, New York | 144,000 | ||
| 460 Main St, New York | |||
| 654 Madison Ave, New York | 136,733 | 07/07/1994 | |
| 317 E 58th St, New York | |||
| 305 E 46th St, New York | 153,689 | 11/14/2019 | $147,000,000 |
| 531 Main St, New York | 683,637 | ||
| 40 E 61st St, New York | 98,246 | ||
| 828 2nd Ave, New York | 87,680 | 07/27/1982 | |
| 321 E 44th St, New York | 54,806 | 02/05/1980 | |
| 430 Main St, New York | 298,459 |
