| Building name | Acs Headquarters |
| Primary address | Acs Headquarters - 150 William Street |
| Secondary address | 72-92 Ann St |
| Neighborhood | Financial District |
| Zip code | 10038 |
| Borough | Manhattan |
| Block & lot | 00093-0001 |
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 | $3,644,163 |
| Lot sqft | 30,332 |
| Lot dimensions | |
| Building class | Office Only with or without Commercial - 20 Stories or More (O4) |
| Building sqft | 463,679 |
| Building dimensions |
| Buildings on lot | 1 |
| Stories | 20 |
| Year built | 1927 |
| Year last altered | 1990 |
| Construction type | Register |
| School district | 2 |
| Community district | 1 |
| Closest police station | 0.61 Miles |
| Closest fire station | 0.02 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.
This Office Only with or without Commercial - 20 Stories or More (O4) located at Acs Headquarters - 150 William Street, New York, NY 10038 has a total of 463,679 square feet.
What is the year built & the current market value of Acs Headquarters - 150 William Street, New York, NY 10038?Acs Headquarters - 150 William Street, New York, NY 10038 was built in 1927 and has a current tax assessor's market value of $72,014,000.
How many commercial spaces does this building have?This building has 24 commercial spaces available for lease. There are 18 active listings at this address.
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.
| Listing type | For Lease |
|---|---|
| Last updated | 04/21/2026 |
| Lot size | 0.7 Acre |
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 2nd Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 5th Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 6th Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 7th Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 8th Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 9th Floor | General Office | $42/Sqft/Year | 34,315 | Mendy Braun |
| 10th Floor | General Office | $42/Sqft/Year | 33,335 | Mendy Braun |
| 11th Floor | General Office | $45/Sqft/Year | 27,520 | Mendy Braun |
| 12th Floor | General Office | $45/Sqft/Year | 27,935 | Mendy Braun |
| 13th Floor | General Office | $45/Sqft/Year | 21,825 | Mendy Braun |
| 14th Floor | General Office | $45/Sqft/Year | 21,940 | Mendy Braun |
| 15th Floor | General Office | $45/Sqft/Year | 21,240 | Mendy Braun |
| 16th Floor | General Office | $45/Sqft/Year | 22,065 | Mendy Braun |
| 17th Floor | General Office | $45/Sqft/Year | 18,435 | Mendy Braun |
| 18th Floor | General Office | $45/Sqft/Year | 16,160 | Mendy Braun |
| 3rd Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 4th Floor | General Office | $42/Sqft/Year | 35,240 | Mendy Braun |
| 19th Floor | General Office | $45/Sqft/Year | 12,270 | Mendy Braun |
Create a free account to view the complete sales history for 150 William 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 Acs Headquarters - Acs Headquarters - 150 William Street, New York, NY 10038. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax: | $3,496,280 |
| Estimated property tax: | $3,644,163 |
| Tax assessor's market value: | $72,014,000 |
| Assessed value: | $32,406,300 |
Here's the assessment & property tax history for 150 William 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 | $72,014,000 | $32,406,300 | $32,229,720 | 10.848% | $3,496,280 | $3,496,280 | +1.74% |
| 2024/25 | $70,961,000 | $31,932,450 | $31,932,450 | 10.762% | $3,436,570 | $3,436,570 | -3.70% |
| 2023/24 | $74,872,000 | $33,692,400 | $33,692,400 | 10.592% | $3,568,699 | $3,568,699 | -1.38% |
| 2022/23 | $75,535,000 | $33,990,750 | $33,990,750 | 10.646% | $3,618,655 | $3,618,655 | +15.52% |
| 2021/22 | $64,726,000 | $29,126,700 | $29,126,700 | 10.755% | $3,132,577 | $3,132,577 | -18.32% |
The complete history of permits filed for 150 William 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.
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| FEMA flood zone(s): | X (See more on map) |
| Hurricane evacuation zone: | 5 (See more on map) |
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Distance to Subway
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| Closest station | William St & Fulton St at SE Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | A-C-J-Z-2-3-4-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.032 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Bus Routes
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| Name | Frankfort St/William St | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line | M22 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.148 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Here are the neighbors for Acs Headquarters - Acs Headquarters - 150 William Street, New York, NY 10038.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 168 William St, New York | 4,340 | 05/07/1997 | |
| 124 Nassau St, New York | 4,836 | 04/06/2007 | $2,500,000 |
| 118 Nassau St, New York | 5,832 | 12/09/2024 | |
| 116 Nassau St, New York | 109,173 | 10/01/2016 | |
| 100 Gold St, New York | 655,775 | 11/04/1993 | |
| 164 William St, New York | 6,590 | 04/25/2003 | $850,000 |
| 80 Gold St, New York | 2,163,399 | 09/30/2014 | $69,852,905 |
| 120 Nassau St, New York | 6,543 | 06/30/2005 | $3,500,500 |
| 45 Beekman St, New York | 11,079 | 06/16/2015 | $9,800,000 |
| 25 Beekman St, New York | 36,246 | 11/15/2007 | $3,800,000 |
| 47 Ann St, New York | 24,610 | 06/24/1997 | |
| 49 Beekman St, New York | 5,926 | ||
| 69 Gold St, New York | 79,079 | 09/19/2014 | |
| 122 Nassau St, New York | 4,668 | 12/20/2012 | $2,750,000 |
| 166 William St, New York | 13,840 | 12/16/2022 | $15,000,000 |
| 47 Beekman St, New York | 7,540 | ||
| 49 Fulton St, New York | 208,576 | 08/04/2022 | |
| 35-37 Ann St, New York | 1,435 | 10/01/2016 | |
| 19 Beekman St, New York | 25,039 | 12/20/2012 | $11,200,000 |
