Self-storage building · Flatiron, Manhattan
41 East 21st Street
New York, NY 10010
41 East 21st Street is a 5-floor self-storage building in Flatiron, Manhattan, built in 1955, with about 61,000 square feet of industrial and storage space according to city records.
Also at 41-47 East 21st Street.
- Industrial and storage space
- 61K SF
- Floors
- 5
- Year built
- 1955
- Zoning
- M1-5M
No space at 41 East 21st Street 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.
Compared with its neighbors
How 41 East 21st Street compares
Next to the 6 nearest large commercial buildings, all within a 1 minute walk, 41 East 21st Street is the smallest by commercial floor area. Built in 1955, it is the newest of them. Its estimated property tax, about $14.39 a square foot of floor area before abatements, is below the neighbors' median of $16.10.
| Building | Commercial space | Floors | Built | Tax / SF | Last sale |
|---|---|---|---|---|---|
| 41 East 21st Street | 61K SF | 5 | 1955 | $14.39 | Mar 2019, $32.2M |
| Wick Building, 33 East 21st Street | 100K SF | 10 | 1906 | $14.11 | n/a |
| 45 East 20th Street | 66K SF | 12 | 1911 | $11.67 | n/a |
| 286 Park Avenue South | 168K SF | 14 | 1911 | $16.56 | n/a |
| 257 Park Avenue South | 190K SF | 20 | 1913 | $18.83 | n/a |
| 304 Park Avenue South | 184K SF | 12 | 1930 | $22.65 | Jun 2012, $67M |
| 928 Broadway | 76K SF | 12 | 1910 | $15.64 | n/a |
Sources: NYC Department of City Planning, PLUTO 26v2 for size, floors and year built; NYC Department of Finance 2026/27 roll for tax (taxable value times the class rate, before abatements, over the whole floor area); ACRIS for the last deed that moved the whole lot for a real price (a price for several lots is their combined price; condominiums sell by the unit and show n/a). Large means at least 50,000 SF of the building's main use. Walking times are straight-line estimates.
NYC tax lot records
Building facts
- Other address
- 41-47 East 21st Street
- ZIP code
- 10010
- Building type
- Self-storage building (city class E7)
- Total floor area
- 61,422 SF
- Commercial floor area
- 61,422 SF
- Industrial and storage
- 61,422 SF
- Height
- 5 floors
- Average floor
- About 12,300 SF (floor area divided by floors)
- Year built
- 1955
- Lot area
- 9,990 SF
- Zoning district
- M1-5M
- Built FAR
- 6.15
- Max commercial FAR
- 5
- Tax lot (BBL)
- 1008500028
Nearest subway
- 23 St-Baruch College
- 23 St
- 14 St-Union Sq
Source: NYC Department of City Planning, PLUTO 26v2, pulled 2026-09-30; addresses from the Property Address Directory (PAD) 26b; subway stations from the MTA Subway Stations dataset, pulled 2026-10-02. Floor areas are the city's estimates for the whole building, not available space. Walking times are straight-line estimates. How we build these pages. Something wrong on this page? Tell us.
NYC Department of Finance records
Owner, property tax and assessed value
The Department of Finance lists MEQUITY E. 21ST ST. OWNER LLC as the owner of record. For tax year 2026/27 the city values 41 East 21st Street at $18.1 million and assesses it at $8.15 million. After phase-ins and exemptions its taxable value is $8.15 million; at the Class 4 rate of 10.848% (tax year 2025/26, the latest rate the Department of Finance lists) that comes to about $883,960 a year before abatements, roughly $14.39 per square foot of floor area. Commercial leases here often pass a tenant's share of tax increases over a base year through as additional rent.
- Owner of record
- MEQUITY E. 21ST ST. OWNER LLC
- Tax class
- Class 4 (commercial and industrial)
- City market value
- $18,108,000
- Land market value
- $4,000,000
- Assessed value
- $8,148,600
- Estimated yearly tax
- About $883,960
- Tax per SF of floor area
- About $14.39
City market value by tax year
Source: NYC Department of Finance, Property Valuation and Assessment Data (2026/27 roll; owner names as the roll records them, which cuts some long names short), pulled 2026-10-02; tax rate from the Department of Finance tax rates page, checked 2026-09-28. The estimate is the taxable value times the class rate. It leaves out abatements, payment-in-lieu-of-taxes agreements and charges, so the actual bill can differ.
NYC property records (ACRIS)
Sales history
41 East 21st Street last sold in March 2019 for $32.2 million, according to the deed recorded with the city. 22 PARK SOUTH, LLC sold it to MEQUITY E. 21ST ST. OWNER LLC. That comes to about $524 per square foot of floor area.
- Last sale (deed date)
- March 26, 2019
- Price
- $32,175,000
- Price per SF of floor area
- About $524
- Seller
- 22 PARK SOUTH, LLC
- Buyer
- MEQUITY E. 21ST ST. OWNER LLC
- Deed recorded
- March 28, 2019
- ACRIS document
- 2019032700553001
Source: NYC Department of Finance, ACRIS, Real Property Master, Legals and Parties, pulled 2026-10-02; prices as the deeds state them, names as recorded (companies and public bodies only). Shown are deeds that move the whole lot for a real price. Transfers between related companies for a nominal sum, sales of partial interests, land sales before the building went up and sales of the company that owns a building are left out.
NYC energy benchmarking (Local Law 84)
Energy use and emissions
41 East 21st Street's 2024 Local Law 84 benchmarking filing got no ENERGY STAR score (no single use that ENERGY STAR scores covers more than half of the floor area), and Local Law 33 letter grades come from that score, so the filing does not yield an A to D grade. Its site energy use came to 10.3 kBtu per square foot, 40% below the national median of 17.1 for a similar property. Its greenhouse gas emissions were about 72.8 metric tons of CO2e (1.18 kg per square foot).
- ENERGY STAR score (2024)
- None given
- Property type (Portfolio Manager)
- Self-Storage Facility
- Site energy use intensity
- 10.3 kBtu/SF
- National median for the type
- 17.1 kBtu/SF
- Greenhouse gas emissions
- 72.8 t CO2e
- Emissions per SF
- 1.18 kg CO2e
- Floor area in the filing
- 61,423 SF
Energy sources in 2024
Source: NYC Department of Buildings and Mayor's Office of Climate and Environmental Justice, NYC Building Energy and Water Data Disclosure for Local Law 84 (2024 filing), pulled 2026-10-02; grade cutoffs from the Department of Buildings energy grades page. Figures are as the owner filed them in ENERGY STAR Portfolio Manager.
NYC Department of Buildings permits
Work permits and build-outs
The Department of Buildings issued no permits for new jobs at 41 East 21st Street in the 12 months to September 2026; the last one was first permitted in January 2023.
- New jobs, last 12 months
- 0
- Initial permits, last 12 months
- 0
- Newest job first permitted
- January 2023
- Interior build-outs, last 24 months
- 0
New jobs by year
Build-outs across FlatironWhere NYC offices are being built out
Source: NYC Department of Buildings, DOB NOW: Build Approved Permits, pulled 2026-10-02 (permits issued through 2026-09-30). A job counts once, when its first permit is issued; renewals are not new work. A build-out groups jobs on the same floors first permitted within 120 days of each other. Costs are the estimates filed with the jobs. Jobs filed before DOB NOW (in the older BIS system) are not counted. A permit is approval to do the work; it does not say who the work is for or whether it is finished.
Before you sign
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Gross, modified gross or triple net: how NYC leases split taxes, operating costs and electricity, what the asking rent leaves out, and how to compare two spaces fairly.
How to read a New York commercial lease, clause by clause
Walk through a New York commercial lease clause by clause: rent start, escalations, deposit and guaranty, use, alterations, subletting, default and the end of the term.
Questions about 41 East 21st Street
How big is 41 East 21st Street?
41 East 21st Street has about 61,000 square feet of floor area in total, including 61,000 square feet of industrial and storage space, according to NYC PLUTO 26v2. These are the city's estimates for the whole building, not space that is available.
When was 41 East 21st Street built?
City records list 1955 as the year built. The building is 5 floors tall.
What other addresses does 41 East 21st Street have?
City records list 41-47 East 21st Street on the same tax lot (BBL 1008500028) as 41 East 21st Street. A space listed on Leasemark at any of these addresses shows up on this page.
What is the ZIP code of 41 East 21st Street?
41 East 21st Street is in ZIP code 10010, according to the city's tax lot records (NYC PLUTO 26v2) and the Department of Finance's assessment roll. The full mailing address is 41 East 21st Street, New York, NY 10010, in Flatiron.
What is the zoning at 41 East 21st Street?
The lot is in the M1-5M zoning district. PLUTO lists a built floor area ratio (FAR) of 6.15 and a maximum commercial FAR of 5 for this lot.
What subway station is closest to 41 East 21st Street?
The closest subway station to 41 East 21st Street is 23 St-Baruch College (the 6 train), about 400 feet away in a straight line, roughly 2 minutes on foot. The MTA lists it as an accessible station. Also nearby: 23 St (the R and W trains), 3 min walk; 14 St-Union Sq (the 4, 5, 6, L, N, Q, R and W trains), 6 min walk. Walking times are straight-line estimates; the street route is longer.
Who owns 41 East 21st Street?
The NYC Department of Finance's 2026/27 assessment roll lists MEQUITY E. 21ST ST. OWNER LLC as the owner of record of 41 East 21st Street (BBL 1008500028). Big buildings are usually held through a company set up for that one property, so the name on the roll can differ from the landlord's brand or the managing agent. Deeds and mortgages for the lot are public in ACRIS, the city's property records system.
When was 41 East 21st Street last sold?
41 East 21st Street last sold in March 2019 for $32.2 million, according to the deed recorded with the city. 22 PARK SOUTH, LLC sold it to MEQUITY E. 21ST ST. OWNER LLC. That comes to about $524 per square foot of floor area. The deed is ACRIS document 2019032700553001 (BBL 1008500028) in the city's property records. A sale of the company that owns a building is not recorded as a deed, so it would not show there.
Does 41 East 21st Street have an energy grade?
41 East 21st Street's 2024 Local Law 84 benchmarking filing got no ENERGY STAR score (no single use that ENERGY STAR scores covers more than half of the floor area), and Local Law 33 letter grades come from that score, so the filing does not yield an A to D grade. Its site energy use came to 10.3 kBtu per square foot, 40% below the national median of 17.1 for a similar property. Its greenhouse gas emissions were about 72.8 metric tons of CO2e (1.18 kg per square foot).
Is there construction at 41 East 21st Street?
The Department of Buildings issued no permits for new jobs at 41 East 21st Street in the 12 months to September 2026; the last one was first permitted in January 2023. These are the Department of Buildings' DOB NOW work permits for tax lot 1008500028. A permit is approval to do the work; it does not say who the work is for or whether it is finished.
What are the property taxes at 41 East 21st Street?
The Department of Finance's 2026/27 assessment roll lists a taxable value of $8.15 million for 41 East 21st Street. At the Class 4 rate of 10.848% (tax year 2025/26, the latest rate the Department of Finance lists), that is about $883,960 a year, roughly $14.39 per square foot of floor area, before abatements such as ICAP. The city's property tax records for BBL 1008500028 show the actual bill.
What is the assessed value of 41 East 21st Street?
For tax year 2026/27, the NYC Department of Finance puts the market value of 41 East 21st Street at $18.1 million ($4 million of it land) and its assessed value at $8.15 million, the 45% of market value the city assesses for Class 4 property. The city's market value rose 16% from 2022/23 ($15.6 million) to 2026/27.
Is there industrial and storage space for lease at 41 East 21st Street?
No space at 41 East 21st Street is listed on Leasemark right now. Owners and brokers can list space here for free, and tenants can post a requirement to be matched when space opens up.
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Transit hubs in Flatiron
- R W at 23 St
- 4 5 6 L N Q R W at 14 St-Union Sq
- F M at 23 St