420 recorded events, 1968–2026, from 18 city data systems. The city's paper trail here is mostly 153 311 service requests, 67 ACRIS deeds & mortgages, 42 DOB job filings.
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 89% 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 0.7. In ZIP 10012, 65% 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
No current HPD flags in the latest weekly snapshot: no open violations, no pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
51 service requests in the last three years. Most common: Noise (14) · Dirty Condition (13) · Panhandling (5) · Lead (3) · Homeless Person Assistance (2) · For Hire Vehicle Complaint (2).
$1,844,800 in permitted construction work filed since 2016 (21 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 (1890) |
| Yes | Six or more residential units (14) |
| 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) | 520 APARTMENT CORP. |
| Head officer | ASHLEY BLILIUOS |
| Managing agent | Sandberg Management |
| Last registered | 2025-10-27 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $5,994,000 | $2,697,300 |
| 2026 | $6,098,000 | $2,744,100 |
| 2027 | $6,141,000 | $2,763,450 |
The city's market estimate has risen 2% between tax years 2025 and 2027.
For property tax, the Department of Finance values this co-op as if it were a rental building. Its 2022 estimate: gross income $1,112,783 a year ($49.70 per sq ft), operating expenses $372,794 ($16.65 per sq ft), net operating income $739,990. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
| Heating fuel | NATURALGAS |
| Facade (Local Law 11) | SAFE (cycle 9) |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 6 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 | W 4 St-Wash Sq — A B C D E F M · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: full Bleecker St — 6 B D F M · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: West Houston St / LaGuardia Pl — M21 · 550 ft |
| Citi Bike | Thompson St & Bleecker St · 200 ft · station location as of 2026-09-23; live availability |
| Bike facility | Shared bike route mapped within 75 ft |
| School zones (2024–25 map) | Elementary: P.S. 003 Charrette School Middle: M.S. 297. 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.
520 La Guardia Place
| 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 |
51 311 service requests from this address in the last three years.
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 SANDBERG MANAGEMENT — 70 buildings, 1,371 units. Grades across the portfolio: A60 · B7 · C3. See the whole portfolio
showing 60 of 70 buildings
Most recent mortgage recorded against this lot: $2,000,000 on 2019-10-07 (lender: Valley National Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2026-04-02 | RPTT&RET $2,250,000 — from CHEN, DENGHUI to KIM, HAROLD; KIM, ELISABETH | $2,250,000 | |
| 2026-03-19 | Sold for $2,250,000 | $2,250,000 | $160,714 |
| 2026-02-20 | RPTT&RET $2,460,000 — from HAYES, ERIN; HAYES, JOSEPH to OLIVIER DOOSEMAN, EMMANUEL GILBERT | $2,460,000 | |
| 2026-02-04 | Sold for $2,460,000 | $2,460,000 | $175,714 |
| 2026-01-22 | RPTT&RET $2,025,000 — from KEVIN WALD, EXECUTOR; WALD, DAVID E; WALD, KEVIN M; ESTATE OF BERNARD WALD to MUESER, JAKE; MONACO, DARSI | $2,025,000 | |
| 2026-01-15 | Sold for $2,025,000 | $2,025,000 | $144,643 |
| 2024-12-17 | RPTT&RET $2,500,000 — from SCHICK, DAVID; KEMENY, ELIZABETH SABRINA to HAYES, ERIN M; HAYES, JOSEPH KENNETH | $2,500,000 | |
| 2024-12-11 | Sold for $2,500,000 | $2,500,000 | $178,571 |
| 2024-10-08 | RPTT&RET $2,300,000 — from BREDOVSKA, ALINA HELENA; BUCHHEIM, JAMES to TREBATCH, STEVEN; TREBATCH, MELISSA | $2,300,000 | |
| 2024-09-23 | Sold for $2,300,000 | $2,300,000 | $164,286 |
| 2024-08-01 | RPTT&RET $2,275,000 — from LANESE, ANTHONY L III; LANESE, ANITA to ATKINS, PAUL; ATKINS, JULIA | $2,275,000 | |
| 2024-07-18 | Sold for $2,275,000 | $2,275,000 | $162,500 |
| 2023-10-17 | RPTT&RET $2,750,000 — from MATHIOS, ELEAS to SMITH, AUSTIN WALKER | $2,750,000 | |
| 2023-10-06 | Sold for $2,750,000 | $2,750,000 | $196,429 |
| 2023-10-03 | RPTT&RET $1,825,000 — from DAVIS, MITCHEL WARREN; ZULUAGA, LAURIANA to GOTTLIEB, AMY MERRYL | $1,825,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 1 | 4 | 0 | 2 | 7 |
| 2018 | 5 | 3 | 7 | 1 | 5 | 21 |
| 2019 | 11 | 0 | 16 | 5 | 5 | 37 |
| 2020 | 10 | 9 | 19 | 2 | 6 | 46 |
| 2021 | 8 | 1 | 17 | 7 | 3 | 36 |
| 2022 | 0 | 0 | 6 | 0 | 2 | 8 |
| 2023 | 0 | 0 | 15 | 6 | 3 | 24 |
| 2024 | 1 | 0 | 21 | 6 | 3 | 31 |
| 2025 | 2 | 0 | 26 | 0 | 2 | 30 |
| 2026 | 6 | 0 | 4 | 6 | 5 | 21 |
Every one of the 420 recorded events, 1968–2026, is laid out year by year in the full report (print-ready).
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