911 recorded events, 1966–2026, from 18 city data systems. The city's paper trail here is mostly 215 ACRIS deeds & mortgages, 174 311 service requests, 135 DOB violations.
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 63% of 100+-unit residential buildings citywide. The citywide median for 100+-unit residential buildings is 3.7 penalty points per 10 units; this building carries 1.8. In ZIP 11354, 86% of residential buildings hold an A and 2% grade D or F. How grades work
Among 4,677 100+-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 5 total — 1 class C (immediately hazardous), 1 class B, 3 class A. Oldest open since 1979-06-06. |
status snapshot refreshed weekly from HPD records
6 heat or hot-water complaints in the last three years (winter 2024–25: 4 · winter 2025–26: 2). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
85 service requests in the last three years. Most common: Illegal Parking (35) · Noise (16) · Elevator (4) · HEAT/HOT WATER (3) · ELEVATOR (2) · Consumer Complaint (2).
$648,110 in permitted construction work filed since 2016 (7 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 (1954) |
| Yes | Six or more residential units (192) |
| 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) | LINDEN HILL NO.1 COOPERATIVE CORP. |
| Head officer | DENNIS KRISILOFF |
| Managing agent | QUEENS QUALITY MGMT |
| Last registered | 2026-07-07 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $17,379,000 | $7,820,550 |
| 2026 | $17,552,000 | $7,898,400 |
| 2027 | $17,830,000 | $8,023,500 |
The city's market estimate has risen 3% between tax years 2025 and 2027.
Tax exemptions on the roll: COLD WAR VETERAN - DISABILITY · SENIOR CITIZEN HOMEOWNER
For property tax, the Department of Finance values this co-op as if it were a rental building. Its 2022 estimate: gross income $3,828,601 a year ($18.97 per sq ft), operating expenses $1,570,191 ($7.78 per sq ft), net operating income $2,258,411. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
| Energy grade (LL33) | D — ENERGY STAR score 53/100, posted at the entrance by law (2022 disclosure cycle) |
| Heating fuel | NATURALGAS |
| Facade (Local Law 11) | SAFE (cycle 9) |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
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.
| Bus | Nearest boarding stop: Union St / 26 Av — Q20 Q44-SBS · 250 ft · Select Bus Service |
| School zones (2024–25 map) | Elementary: P.S. 021 Edward Hart Middle: J.H.S. 185 Edward Bleeker. 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.
25-11 Union 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 |
85 311 service requests from this address in the last three years — 3 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 QUEENS QUALITY MANAGEMENT — 30 buildings, 1,973 units. Grades across the portfolio: A26 · B4. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 139-10 28 Road | QN | 252 | B |
| 25-11 Union Street | QN | 192 | A |
| 15-40 Bell Boulevard | QN | 168 | A |
| 150 Cross Bay Boulevard | QN | 131 | B |
| 209-25 18 Avenue | QN | 120 | A |
| 83-60 Vietor Avenue | QN | 99 | A |
| 35-20 73 Street | QN | 96 | A |
| 15-04 212 Street | QN | 96 | A |
| 211-77 15 Road | QN | 88 | A |
| 65-10 108 Street | QN | 80 | A |
| 212-19 16 Avenue | QN | 60 | A |
| 144-42 71 Road | QN | 56 | A |
| 5603A Utopia Parkway | QN | 54 | A |
| 175-32 56 Avenue | QN | 52 | A |
| 147-04 72 Avenue | QN | 46 | A |
| 100-26 67 Road | QN | 43 | A |
| 16-41 212 Street | QN | 38 | A |
| 143-41 84 Drive | QN | 35 | A |
| 212-02 16 Avenue | QN | 34 | A |
| 14-48 212 Street | QN | 32 | A |
| 144-16 Vleigh Place | QN | 26 | A |
| 144-36 71 Avenue | QN | 26 | A |
| 175-10 56 Avenue | QN | 26 | A |
| 180 Wexford Terrace | QN | 24 | B |
| 147-03 71 Avenue | QN | 24 | B |
| 503 East 13 Street | MN | 18 | A |
| 184-06 58 Avenue | QN | 16 | A |
| 5627A 184 Street | QN | 16 | A |
| 1830A 58 Avenue | QN | 14 | A |
| 147-37 71 Avenue | QN | 11 | A |
Most recent mortgage recorded against this lot: $600,000 on 1997-09-25 (lender: National Consumer Cooperative 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 |
|---|---|---|---|
| 2026-09-01 | RPTT&RET $190,000 — from YEUNG, WAI LING to LI, HUNG WEI | $190,000 | |
| 2026-08-28 | Sold for $190,000 | $190,000 | $990 |
| 2026-08-04 | RPTT&RET $260,000 — from GUAN, YU PING to QI, JIA YI | $260,000 | |
| 2026-07-30 | Sold for $260,000 | $260,000 | $1,354 |
| 2026-04-13 | RPTT&RET $248,000 — from TAN, XIUFANG; WONG, WO MING to LIANG, YITING | $248,000 | |
| 2026-04-09 | Sold for $248,000 | $248,000 | $1,292 |
| 2026-02-26 | RPTT&RET $230,000 — from LU, WENHUAN; XU, XIAO PING to ZHANG, JING | $230,000 | |
| 2026-02-23 | Sold for $230,000 | $230,000 | $1,198 |
| 2025-09-18 | RPTT&RET $248,000 — from SUH, THERESE YONG; SUH, DAL SON; SUH, YONG SUK; SUH, MICHAEL DAL to WEN, CHUN | $248,000 | |
| 2025-09-11 | Sold for $248,000 | $248,000 | $1,292 |
| 2025-08-27 | RPTT&RET $206,000 — from PIAGNERI, EXECUTOR, LORRAINE; GOLDBERG, CO-EXECUTOR, EDWARD; ESTATE OF ROSALIE GOLDBERG to ACOSTA, DIANA; ACOSTA, ISABELLE | $206,000 | |
| 2025-08-06 | Sold for $206,000 | $206,000 | $1,073 |
| 2025-07-17 | RPTT&RET $285,000 — from CURATOLO, JOANN NATALE to LIU, WEIHANG | $285,000 | |
| 2025-07-07 | Sold for $285,000 | $285,000 | $1,484 |
| 2025-03-14 | RPTT&RET $240,000 — from FANG, CUICUI to LI, XINLIANG; LI, HONGYAN | $240,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 4 | 4 | 19 | 6 | 33 |
| 2018 | 0 | 12 | 11 | 14 | 9 | 46 |
| 2019 | 0 | 6 | 7 | 18 | 6 | 37 |
| 2020 | 0 | 9 | 5 | 11 | 6 | 31 |
| 2021 | 7 | 9 | 5 | 12 | 6 | 39 |
| 2022 | 9 | 6 | 21 | 16 | 6 | 58 |
| 2023 | 4 | 3 | 8 | 21 | 7 | 43 |
| 2024 | 4 | 6 | 43 | 14 | 7 | 74 |
| 2025 | 0 | 5 | 28 | 14 | 8 | 55 |
| 2026 | 0 | 1 | 41 | 10 | 11 | 63 |
Every one of the 911 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11354 · Landlord rankings · How grades work · The map · The Mice Map