707 recorded events, 1970–2026, from 17 city data systems. The city's paper trail here is mostly 192 HPD housing violations, 162 311 service requests, 103 ACRIS deeds & mortgages.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. Less recorded distress than 51% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 15.1. In ZIP 10010, 74% of residential buildings hold an A and 5% grade D or F. How grades work
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 5 total — 1 class C (immediately hazardous), 2 class B, 2 class A. Oldest open since 2010-10-14. |
status snapshot refreshed weekly from HPD records
2 heat or hot-water complaints in the last three years (winter 2024–25: 2).
No bedbug-infested units reported in the last three years of filings.
17 service requests in the last three years. Most common: Noise (14) · Water System (1) · HEAT/HOT WATER (1) · Rodent (1).
$1,448,950 in permitted construction work filed since 2016 (19 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| Yes | Built before 1974 (1920) |
| Yes | Six or more residential units (24) |
| No | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | 21st Owner LLC |
| Head officer | Alex Kaskel |
| Managing agent | Apex Management Group |
| Last registered | 2025-08-15 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $7,398,000 | $3,329,100 |
| 2026 | $8,248,000 | $3,711,600 |
| 2027 | $7,997,000 | $3,598,650 |
The city's market estimate has risen 8% between tax years 2025 and 2027.
| Heating fuel | NATURALGAS |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 5 of 6 — zone 1 evacuates first.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
No street-flooding or sewer-backup complaints on record at this address.
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | 23 St-Baruch College — 6 · 0.3 mi straight-line (about a 7-minute walk) · station accessibility: full 3 Av — L · 0.3 mi straight-line (about a 9-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: 2 Av / E 23 St — M15-SBS · 400 ft · Select Bus Service |
| Citi Bike | E 22 St & 2 Ave · 350 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 040 Augustus Saint-Gaudens Middle: J.H.S. 104 Simon Baruch. Confirm with the DOE's school search. |
Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.
231 East 21 Street
| Heat or hot water | Heat or hot water |
| Apartment maintenance | Apartment maintenance |
| Bed bugs | Bed bugs |
| Residential pests | Residential pests |
| Rats or mice | Rats or mice |
| Anything else | Anything else |
17 311 service requests from this address in the last three years — 1 of them about heat or hot water.
311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.
Managed by APEX MANAGEMENT GROUP — 88 buildings, 882 units. Grades across the portfolio: A34 · B31 · C16 · D5 · F2. See the whole portfolio
showing 60 of 88 buildings
Most recent mortgage recorded against this lot: $2,572,856 on 2025-05-19 (lender: Spt Real Estate Capital, LLC), covering 2 lots — the amount covers all of them. Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2025-05-21 | Agreement $21,500,000 — from 21ST OWNER LLC to SPT REAL ESTATE CAPITAL LLC | $21,500,000 | |
| 2025-05-21 | AL&R $21,500,000 — from 21ST OWNER LLC to SPT REAL ESTATE CAPITAL LLC | $21,500,000 | |
| 2025-05-19 | Mortgage $2,572,857 — from 21ST OWNER LLC to SPT REAL ESTATE CAPITAL, LLC | $2,572,857 | |
| 2022-05-23 | Mortgage $395,982 — from 21ST OWNER LLC to PRIME FINANCE SHORT DURATION HOLDING COM | $395,982 | |
| 2022-05-23 | M&CON $16,500,000 — from 21ST OWNER LLC to PRIME FINANCE SHORT DURATION HOLDING COM | $16,500,000 | |
| 2022-05-23 | AL&R $16,500,000 — from 21ST OWNER LLC to PRIME FINANCE SHORT DURATION HOLDING COM | $16,500,000 | |
| 2022-05-23 | Mortgage $2,036,580 — from 21ST OWNER LLC to PRIME FINANCE SHORT DURATION HOLDING COM | $2,036,580 | |
| 2022-05-23 | AL&R $2,036,580 — from 21ST OWNER LLC to PRIME FINANCE SHORT DURATION HOLDING COM | $2,036,580 | |
| 2022-05-23 | AL&R $395,982 — from 21ST OWNER LLC to PRIME FINANCE SHORT DURATION HOLDING COM | $395,982 | |
| 2022-05-23 | Deed $24,300,000 — from 46 J LLC; 227 J LLC; 26/32 J LLC to 21ST OWNER LLC | $24,300,000 | |
| 2022-05-03 | Sold for $24,300,000 | $24,300,000 | $1,012,500 |
| 2015-05-28 | Agreement $15,000,000 — from 46 J LLC; 26/32 J LLC; 227 J LLC to JPMORGAN CHASE BANK, N.A. | $15,000,000 | |
| 2015-05-28 | Mortgage $8,068,709 — from 227 J LLC; 46 J LLC; 26/32 J LLC to JPMORGAN CHASE BANK, N.A. | $8,068,709 | |
| 2009-10-01 | Mortgage $250,000 — from 26/32 J LLC; 227 J LLC; 46 J LLC to SOVEREIGN BANK | $250,000 | |
| 2009-10-01 | AL&R $250,000 — from 227 J LLC; 46 J LLC; 26/32 J LLC to SOVEREIGN BANK | $250,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 4 | 0 | 2 | 0 | 1 | 7 |
| 2018 | 0 | 0 | 9 | 0 | 5 | 14 |
| 2019 | 0 | 0 | 5 | 0 | 2 | 7 |
| 2020 | 2 | 0 | 2 | 0 | 3 | 7 |
| 2021 | 0 | 0 | 15 | 0 | 4 | 19 |
| 2022 | 20 | 22 | 156 | 18 | 4 | 220 |
| 2023 | 0 | 0 | 11 | 0 | 2 | 13 |
| 2024 | 0 | 0 | 21 | 0 | 2 | 23 |
| 2025 | 0 | 0 | 5 | 10 | 5 | 20 |
| 2026 | 0 | 0 | 2 | 4 | 2 | 8 |
Every one of the 707 recorded events, 1970–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10010 · Landlord rankings · How grades work · The map · The Mice Map