| Primary address | 343 West 21st Street |
| Neighborhood | Chelsea |
| Zip code | 10011 |
| Borough | Manhattan |
| Block & lot | 00745-0013 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Tax class | Register |
| Estimated property tax | $85,742 |
| Lot sqft | 2,469 |
| Lot dimensions | |
| Building class | Converted Dwellings or Rooming House (C5)
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| Building sqft | 7,000 |
| Building dimensions |
| Buildings on lot | 1 |
| Stories | 4 |
| Year built | 1920 |
| Year last altered | 1988 |
| Construction type | Register |
| School district | 2 |
| Community district | 4 |
| Closest police station | 0.20 Miles |
| Closest fire station | 0.35 Miles |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
New York property reports include comprehensive occupancy, development and violation information. Create a free account to access valuable data points such as:
This Converted Dwellings or Rooming House (C5) located at 343 West 21st Street, New York, NY 10011 has a total of 7,000 square feet.
What is the year built & the current market value of 343 West 21st Street, New York, NY 10011?343 West 21st Street, New York, NY 10011 was built in 1920 and has a current tax assessor's market value of $1,621,000.
View property contacts like owners, building management, representatives from permits and tenants with a free account. For LLC-owned properties, access manually researched real owners and phone numbers.
Create a free account to view the complete sales history for 343 West 21st 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 343 West 21st Street, New York, NY 10011. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax: | $87,444 |
| Estimated property tax: | $85,742 |
| Tax assessor's market value: | $1,621,000 |
| Assessed value: | $729,450 |
Here's the assessment & property tax history for 343 West 21st 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 | $1,621,000 | $729,450 | $702,980 | 12.439% | $87,444 | $87,444 | -2.61% |
| 2024/25 | $1,621,000 | $729,450 | $718,280 | 12.5% | $89,785 | $89,785 | +13.27% |
| 2023/24 | $1,409,000 | $634,050 | $634,050 | 12.502% | $79,269 | $79,269 | -17.93% |
| 2022/23 | $1,800,000 | $810,000 | $787,329 | 12.267% | $96,582 | $96,582 | +1.36% |
| 2021/22 | $1,771,000 | $796,950 | $778,774 | 12.235% | $95,283 | $95,283 | +13.89% |
The complete history of permits filed for 343 West 21st 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 Manhattan so you can assess current trends, property values, types of properties sold and transaction volume. View the median price per sqft in Manhattan and compare it to other boroughs in New York City.
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: | 4 (See more on map) |
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Distance to Subway
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| Closest station | 8th Ave & 23rd St at SW Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | C-E | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.13 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Bus Routes
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| Name | W 23 ST/9 Av | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line | M23+ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.086 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Here are the neighbors for 343 West 21st Street, New York, NY 10011.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 319 W 21st St, New York | 13,050 | 02/21/2019 | |
| 345 W 21st St, New York | 9,735 | 07/06/1988 | |
| 184 9th Ave, New York | 4,878 | 02/10/1998 | |
| 337 W 21st St, New York | 20,737 | 11/06/1991 | |
| 335 W 21st St, New York | 10,250 | 06/16/2014 | $997,000 |
| 353 W 21st St, New York | 3,486 | 06/03/2024 | $6,300,000 |
| 357 W 21st St, New York | 2,720 | 09/19/2002 | |
| 329 W 21st St, New York | 7,400 | 03/02/1983 | |
| 323 W 21st St, New York | 8,531 | 03/29/2023 | |
| 349 W 21st St, New York | 4,312 | 07/30/1980 | |
| 351 W 21st St, New York | 2,610 | 01/15/2004 | $1,200,000 |
| 327 W 21st St, New York | 9,690 | 01/24/2002 | |
| 321 W 21st St, New York | 13,050 | 02/21/2019 | |
| 355 W 21st St, New York | 3,612 | 09/30/2019 | |
| 186 9th Ave, New York | 5,336 | 02/10/1998 | |
| 333 W 21st St, New York | 10,250 | 02/03/1984 | |
| 331 W 21st St, New York | 10,500 | 02/03/1984 | |
| 325 W 21st St, New York | 9,645 | 09/26/1983 | |
| 347 W 21st St, New York | 5,808 | 09/09/2015 | $11,095,675 |
| 359 W 21st St, New York | 2,464 | 10/10/2013 |
