1,318 recorded events, 1966–2026, from 20 city data systems. The city's paper trail here is mostly 492 311 service requests, 406 HPD complaints, 190 HPD housing violations.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 78% of 25-99-unit residential buildings citywide. The citywide median for 25-99-unit residential buildings is 23.6 penalty points per 10 units; this building carries 96.6. In ZIP 10025, 70% of residential buildings hold an A and 2% grade D or F. How grades work
Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 14 total — 9 class C (immediately hazardous), 4 class B, 1 class A. Oldest open since 2023-08-20. |
status snapshot refreshed weekly from HPD records
48 heat or hot-water complaints in the last three years (winter 2023–24: 10 · winter 2024–25: 24 · winter 2025–26: 8). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
130 service requests in the last three years. Most common: Noise (29) · HEAT/HOT WATER (21) · UNSANITARY CONDITION (13) · PLUMBING (11) · DOOR/WINDOW (11) · PAINT/PLASTER (8).
$267,000 in permitted construction work filed since 2016 (4 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 (1930) |
| Yes | Six or more residential units (49) |
| 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) | 107 West 109 Owner LLC |
| Head officer | Rick Gropper |
| Managing agent | Dolphin Property Services, LLC |
| Last registered | 2026-05-07 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $9,046,000 | $4,070,700 |
| 2026 | $10,839,000 | $4,877,550 |
| 2027 | $11,877,000 | $5,344,650 |
The city's market estimate has risen 31% between tax years 2025 and 2027.
Tax exemptions on the roll: ARTICLE XI
| Energy grade (LL33) | B — ENERGY STAR score 80/100 (2022 disclosure cycle) |
| Heating fuel | NATURALGAS |
| Facade (Local Law 11) | UNSAFE — unsafe conditions reported (cycle 10) |
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 | Cathedral Pkwy (110 St) — B C · 0.2 mi straight-line (about a 5-minute walk) · station accessibility: none Cathedral Pkwy (110 St) — 1 · 0.3 mi straight-line (about a 7-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Columbus Av / Cathedral Pkwy — M11 · 200 ft |
| Citi Bike | W 110 St & Amsterdam Ave · 450 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 165 Robert E. Simon. 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.
107 West 109 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 |
130 311 service requests from this address in the last three years — 21 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 DOLPHIN PROPERTY SERVICES LLC — 79 buildings, 4,889 units. Grades across the portfolio: A5 · B32 · C22 · D16 · F2. See the whole portfolio
showing 60 of 79 buildings
Most recent mortgage recorded against this lot: $21,977,600 on 2021-01-22 (lender: Greystone Funding Company LLC). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2021-01-22 | Mortgage $21,977,600 — from MORNINGSIDE HOUSING DEVELOPMENT FUND COR; 107 WEST 109 OWNER LLC to GREYSTONE FUNDING COMPANY LLC | $21,977,600 | |
| 2020-11-19 | RPTT&RET $28,000,000 — from BELVERON FUND IV REIT PROPERTY OWNER, LL; CPG MORNINGSIDE LLC to MORNINGSIDE HOUSING DEVELOPMENT FUND COR | $28,000,000 | |
| 2018-10-31 | Mortgage $16,900,000 — from MORNINGSIDE HOUSING DEVELOPMENT FUND COR; 107 WEST 109 OWNER LLC to GREYSTONE SERVICING CORPORATION, INC | $16,900,000 | |
| 2018-10-31 | Deed $21,275,625 — from 107-113 WEST 109TH STREET HOLDINGS LLC to MORNINGSIDE HOUSING DEVELOPMENT FUND COR | $21,275,625 | |
| 2018-10-22 | Sold for $21,275,625 | $21,275,625 | $434,196 |
| 2015-09-01 | Mortgage $4,487,962 — from 107-113 WEST 109TH STREET HOLDINGS LLC to SIGNATURE BANK | $4,487,962 | |
| 2015-09-01 | Deed $18,000,000 — from TPE MORNINGSIDE 109 LLC to 107-113 WEST 109TH STREET HOLDINGS LLC | $18,000,000 | |
| 2015-09-01 | Agreement $11,200,000 — from 107-113 WEST 109TH STREET HOLDINGS LLC to SIGNATURE BANK | $11,200,000 | |
| 2015-09-01 | AL&R $11,200,000 — from 107-113 WEST 109TH STREET HOLDINGS LLC to SIGNATURE BANK | $11,200,000 | |
| 2012-04-18 | Agreement $7,000,000 — from TPE MORNINGSIDE 109 LLC to CWCAPITAL LLC | $7,000,000 | |
| 2012-04-18 | Mortgage $2,793,236 — from TPE MORNINGSIDE 109 LLC to CWCAPITAL LLC | $2,793,236 | |
| 2007-07-27 | Deed $7,072,350 — from MORNINGSIDE REALTY, LLC to TPE MORNINGSIDE 109 LLC | $7,072,350 | |
| 2007-07-27 | AL&R $4,325,000 — from TPE MORNINGSIDE 109 LLC to CITIBANK, N.A. | $4,325,000 | |
| 2007-07-27 | Agreement $4,325,000 — from TPE MORNINGSIDE 109 LLC to CITIBANK, N.A. | $4,325,000 | |
| 2007-07-27 | Mortgage $498,706 — from TPE MORNINGSIDE 109 LLC to CITIBANK, N.A. | $498,706 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 2 | 56 | 0 | 4 | 62 |
| 2018 | 0 | 1 | 77 | 8 | 2 | 88 |
| 2019 | 6 | 0 | 54 | 0 | 3 | 63 |
| 2020 | 0 | 0 | 23 | 1 | 1 | 25 |
| 2021 | 0 | 1 | 38 | 5 | 1 | 45 |
| 2022 | 0 | 4 | 15 | 0 | 3 | 22 |
| 2023 | 2 | 2 | 77 | 0 | 6 | 87 |
| 2024 | 0 | 1 | 120 | 0 | 3 | 124 |
| 2025 | 0 | 1 | 124 | 0 | 5 | 130 |
| 2026 | 6 | 3 | 66 | 0 | 2 | 77 |
Every one of the 1,318 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).
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