Manhattan · Union Square, Flatiron and Midtown South

Office buildings on Park Avenue South

25 large office buildings on Park Avenue South in Manhattan, from 200 Park Avenue South to 471 Park Avenue South, with about 7.1 million square feet of office space, through Union Square, Flatiron and Midtown South. In address order, with each building's size, age, last sale and nearest subway from the city's own records.

Buildings
25
Office space
7.1M SF
Median year built
1913

No space on Park Avenue South is listed on Leasemark yet. Own or broker space here? List it free and it is matched against every active requirement the day it goes up, or import a spreadsheet of up to 50 spaces at once.

NYC tax lot records

Every large building on Park Avenue South, in address order

From 200 Park Avenue South to 471 Park Avenue South. 2 corner or through-block buildings have a main address on another street and are listed at their Park Avenue South address.

  1. Everett Building200 Park Avenue South
    Union Square · Office building with commercial space · 224K SF office · 16 floors · built 1908NYC landmark
  2. Union Square · Office building · 275K SF office · 20 floors · built 1910
  3. Union Square · Office building with commercial space · 181K SF office · 19 floors · built 1910
  4. Union Square · Office building with commercial space · 311K SF office · 13 floors · built 1900sold September 2007, $228.8 million
  5. Union Square · Office building with commercial space · 137K SF office · 12 floors · built 1909
  6. Flatiron · Office building with commercial space · 103K SF office · 12 floors · built 1911
  7. Flatiron · Office condominium · 190K SF office · 20 floors · built 1913
  8. Flatiron · Office building with commercial space · 148K SF office · 14 floors · built 1911
  9. Flatiron · Office building with commercial space · 159K SF office · 12 floors · built 1930sold June 2012, $67 million
  10. 308-320 Park Avenue SouthMain address: 1 Madison Avenue
    Flatiron · Office building · 1.2M SF office · 26 floors · built 1932
  11. Flatiron · Office and commercial building · 344K SF office · 20 floors · built 1911sold January 2015, $353.9 million
  12. Flatiron · Office building with commercial space · 217K SF office · 12 floors · built 1913sold September 2019, $344.5 million
  13. 352 Park Avenue SouthMain address: 53 East 25th Street
    Flatiron · Office building · 185K SF office · 16 floors · built 1913
  14. Flatiron · Office building · 439K SF office · 21 floors · built 1913sold December 2021, $300 million
  15. Midtown South · Office building · 1.0M SF office · 34 floors · built 1928NYC landmark
  16. Midtown South · Office building with commercial space · 191K SF office · 16 floors · built 1910sold November 2025, $104 million with 1 other lot
  17. Midtown South · Office building · 225K SF office · 20 floors · built 1927sold January 2015, $201.5 million
  18. Midtown South · Office building with commercial space · 158K SF office · 12 floors · built 1910sold September 2005, $68 million
  19. Midtown South · Office building with commercial space · 232K SF office · 12 floors · built 1910
  20. Midtown South · Office building · 149K SF office · 20 floors · built 1927sold August 2024, $72.2 million
  21. Midtown South · Office building with commercial space · 119K SF office · 16 floors · built 1913
  22. Midtown South · Office building with commercial space · 136K SF office · 16 floors · built 1913
  23. Midtown South · Office building with commercial space · 156K SF office · 12 floors · built 1912
  24. Midtown South · Office building with commercial space · 195K SF office · 17 floors · built 1925sold December 2024, $147.5 million
  25. Midtown South · Office building · 399K SF office · 34 floors · built 1970

Source: NYC Department of City Planning, PLUTO 26v2, pulled 2026-09-27, with other addresses on each lot from the city's Property Address Directory and sales from ACRIS. Buildings with at least 100,000 square feet of commercial space in the neighborhoods Leasemark covers; floor areas are the city's estimates for whole buildings, not available space.

Largest and oldest on Park Avenue South

Largest by office space

Buildings with their main address on Park Avenue South.

  1. 380 Park Avenue South · 34 floors · built 1928
  2. 21 floors · built 1913
  3. 34 floors · built 1970
  4. 20 floors · built 1911
  5. 13 floors · built 1900
  6. 20 floors · built 1910
  7. 12 floors · built 1910
  8. 20 floors · built 1927

By year built

  1. Before 19000 buildings
    none on the list
  2. 1900 to 192922 buildings
    6.0M SF commercial
  3. 1930 to 19592 buildings
    1.4M SF commercial
  4. 1960 to 19891 building
    449K SF commercial
  5. 1990 and later0 buildings
    none on the list

Landmarks on Park Avenue South

NYC property records (ACRIS)

Building sales on Park Avenue South

5 sales of the large buildings on Park Avenue South have been recorded since 2016, $968.2 million in all. Median price: about $658 a square foot of floor area across 4 one-building sales.

  1. November 2025 · 2 tax lots · to PAS OWNER LLC
  2. 462 Park Avenue South$147.5 million
    December 2024 · $650 a SF · to 470 PARK AVE SOUTH LLC
  3. August 2024 · $451 a SF · to 419 PAS LLC
  4. December 2021 · $666 a SF · to 360 PAS OWNER LLC
  5. 351 Park Avenue South$344.5 million
    September 2019 · $1,411 a SF · to 345 PAS HOLDING LLC
Recent building sales across NYC

Source: NYC Department of Finance, ACRIS, Real Property Master, Legals and Parties, pulled 2026-09-29; prices as the deeds state them, buyers named only when they are companies. Condo buildings (sold unit by unit), partial interests and sales of the company that owns a building are left out.

NYC Department of Finance

Property tax on Park Avenue South

Estimated yearly tax per square foot of floor area across the 24 taxed large buildings on Park Avenue South, from the 2026/27 assessment roll: taxable value after exemptions times the Class 4 rate, before abatements.

Largest estimated bills

  1. 1 Madison Avenue$33.9 million
    $27.46 a SF a year
  2. $12.55 a SF a year
  3. $28.28 a SF a year
  4. $18.46 a SF a year
  5. $23.58 a SF a year

On Park Avenue South

  • Median: $17.63 a square foot a year; middle half $12.67 to $20.79.
  • Manhattan median across every tracked building: $14.56 a square foot.
  • One building is fully exempt on the roll: 351 Park Avenue South.
Property tax by neighborhood across NYC

MTA station data

Subway along Park Avenue South

The closest station to each building on the list, in the order the street reaches them. Walks are straight-line estimates.

  • 14 St-Union SqClosest station to 5 buildings here · 2 min walk from the nearest
  • 23 St-Baruch CollegeClosest station to 6 buildings here · 1 min walk from the nearest
  • 28 StClosest station to 11 buildings here · 1 min walk from the nearest
  • 33 StClosest station to 3 buildings here · 1 min walk from the nearest

Source: Metropolitan Transportation Authority, MTA Subway Stations, pulled 2026-09-26.

Questions about Park Avenue South

How many office buildings are on Park Avenue South?

Leasemark tracks 25 large office buildings on Park Avenue South in Manhattan: 23 with their main address on Park Avenue South and 2 corner or through-block buildings with a Park Avenue South address as well. Together they hold about 7.1 million square feet of office space, from 200 Park Avenue South to 471 Park Avenue South, through Union Square, Flatiron and Midtown South. The list counts buildings with at least 100,000 square feet of commercial space in the neighborhoods Leasemark covers.

What is the largest office building on Park Avenue South?

The largest is the New York Life Insurance Company Building at 380 Park Avenue South, with 1,035,453 square feet of office space on 34 floors, built in 1928. Next come 354 Park Avenue South (439K SF) and 471 Park Avenue South (399K SF).

How old are the buildings on Park Avenue South?

The median office building on Park Avenue South was built in 1913. The oldest with its main address here is 230 Park Avenue South (1900) and the newest 471 Park Avenue South (1970). 22 date from 1900 to 1929, 2 date from 1930 to 1959 and 1 dates from 1960 to 1989. 2 are designated New York City landmarks.

When did a building on Park Avenue South last sell?

The newest sale on record is 381 Park Avenue South, which sold in November 2025 for $104 million (2 tax lots together) to PAS OWNER LLC, per the deed recorded with the city. 5 sales, $968.2 million in all, have been recorded of the large buildings Leasemark tracks on Park Avenue South since 2016. The median price was about $658 a square foot of floor area across 4 one-building sales.

How much property tax do buildings on Park Avenue South pay?

The median estimated tax across the 24 taxed large buildings on Park Avenue South is about $17.63 a square foot of floor area a year on the Department of Finance's 2026/27 roll (middle half $12.67 to $20.79), against $14.56 across Manhattan. The largest estimated bill, about $33.9 million a year, is for 1 Madison Avenue. One building is fully exempt. Estimates are before abatements, and tenants usually pay their share through the lease.

What subway lines are near Park Avenue South?

The closest stations to the large buildings on Park Avenue South, in the order the street reaches them, are 14 St-Union Sq (4 5 6 L N Q R W), 23 St-Baruch College (6), 28 St (6) and 33 St (6). Together they serve the 4, 5, 6, L, N, Q, R and W lines, per MTA station data.

Is there office space for lease on Park Avenue South?

No space on Park Avenue South is listed on Leasemark right now. Owners and brokers can list space here for free and it is matched against every active requirement the day it goes up; tenants can post a requirement to be matched when space opens up.