427 recorded events, 1980–2026, from 15 city data systems. The city's paper trail here is mostly 253 ACRIS deeds & mortgages, 62 311 service requests, 22 HPD complaints.
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 100% 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. In ZIP 10128, 84% of residential buildings hold an A and 1% 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 | 13 total — 1 class C (immediately hazardous), 9 class B, 3 class A. Oldest open since 1980-02-17. |
status snapshot refreshed weekly from HPD records
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
1 service requests in the last three years. Most common: Residential Disposal Complaint (1).
$209,800 in permitted construction work filed since 2016 (3 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 (1915) |
| 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) | GEMSTONE CONDOMINIUM |
| Head officer | SCOTT COOPER |
| Managing agent | NEW BEDFORD MANAGEMENT CORP |
| Last registered | 2025-09-29 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $123,703 | $55,667 |
| 2026 | $234,443 | $105,500 |
| 2027 | $118,237 | $53,207 |
The city's market estimate has fallen 4% between tax years 2025 and 2027.
For property tax, the Department of Finance values this condo as if it were a rental building. Its 2023 estimate: gross income $464,900 a year ($55.71 per sq ft), operating expenses $133,770 ($16.03 per sq ft), net operating income $331,130. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
| Heating fuel | NO2FUEL |
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.
| Subway | 86 St — Q · 750 ft straight-line (about a 4-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: 1 Av / E 89 St — M15 · 300 ft |
| Citi Bike | E 88 St & 1 Ave · 200 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 527 - East Side School for Social Action Middle: J.H.S. 167 Robert F. Wagner. 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.
348 East 89 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 |
1 311 service request 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 NEW BEDFORD MANAGEMENT CORP. — 141 buildings, 8,387 units. Grades across the portfolio: A116 · B18 · C5. See the whole portfolio
showing 60 of 141 buildings
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2026-03-02 | Deed $700,000 — from SOUTHWELL, ELYSE; SOUTHWELL, PAUL to 6 GEMSTONE LLC | $700,000 | |
| 2026-02-02 | Deed $860,000 — from MYLLYRINNE, JUUSO TUOMAS to GIANTS RAVENS LLC | $860,000 | |
| 2026-01-28 | Sold for $700,000 | $700,000 | $50,000 |
| 2026-01-22 | Sold for $860,000 | $860,000 | $61,429 |
| 2022-02-08 | Agreement $340,000 — from MYLLYRINNE, JUUSO T to MORTGAGE ELECTRONIC REGISTRATION SYSTEMS; NATIONSTAR MORTGAGE LLC DBA MR COOPER | $340,000 | |
| 2022-02-08 | Mortgage $18,307 — from MYLLYRINNE, JUUSO T to NATIONSTAR MORTGAGE LLC DBA MR COOPER; MORTGAGE ELECTRONIC REGISTRATION SYSTEMS | $18,307 | |
| 2022-01-11 | Mortgage $570,400 — from GREENE, ADAM to MORTGAGE ELECTRONIC REGISTRATION SYSTEMS | $570,400 | |
| 2022-01-11 | Deed $713,000 — from TARO, TRISA BO JIN OTANG; ESPINOZA, ANITA YING-FUN to GREENE, ADAM | $713,000 | |
| 2021-12-27 | Sold for $713,000 | $713,000 | $50,929 |
| 2018-02-14 | Deed $1,162,500 — from S&C INVESTORS II LLC to WINER, JOHN | $1,162,500 | |
| 2018-02-06 | Sold for $1,162,500 | $1,162,500 | $83,036 |
| 2017-10-13 | Mortgage $519,200 — from TARO, TRISA BO JIN OTANG; ESPINOZA, ANITA YING-FUN to MERS | $519,200 | |
| 2017-10-13 | Deed $649,000 — from LOPEZ-WIENER, SCOTT to ESPINOZA, ANITA YING-FUN; TARO, TRISA BO JIN OTANG | $649,000 | |
| 2017-10-03 | Sold for $649,000 | $649,000 | $46,357 |
| 2017-09-20 | Mortgage $69,630 — from SOUTHWELL, PAUL; SOUTHWELL, ELYSE to WELLS FARGO BANK N A | $69,630 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 2 | 0 | 0 | 14 | 1 | 17 |
| 2018 | 0 | 1 | 3 | 5 | 3 | 12 |
| 2019 | 0 | 0 | 1 | 1 | 3 | 5 |
| 2020 | 0 | 0 | 7 | 2 | 1 | 10 |
| 2021 | 0 | 0 | 4 | 2 | 1 | 7 |
| 2022 | 0 | 0 | 6 | 12 | 3 | 21 |
| 2023 | 0 | 0 | 2 | 1 | 2 | 5 |
| 2024 | 0 | 0 | 1 | 0 | 2 | 3 |
| 2025 | 0 | 0 | 2 | 1 | 3 | 6 |
| 2026 | 0 | 0 | 0 | 9 | 2 | 11 |
Every one of the 427 recorded events, 1980–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10128 · Landlord rankings · How grades work · The map · The Mice Map