180 recorded events, 1966–2026, from 13 city data systems. The city's paper trail here is mostly 56 311 service requests, 43 ACRIS deeds & mortgages, 16 rodent inspections.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 81% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty points per 10 units; this building carries 6. In ZIP 10023, 77% of residential buildings hold an A and 3% grade D or F. How grades work
Among 699,345 1-5-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.
7 service requests in the last three years. Most common: Illegal Parking (3) · Missed Collection (2) · Taxi Complaint (1) · Lead (1).
No permitted work with a declared cost filed in the last decade. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| Yes | Built before 1974 (1889) |
| No | Six or more residential units (5) |
| No | 421-a / J-51 tax benefit on the current tax roll |
1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | 35 RSD TENANTS REALTY CORPORATION |
| Head officer | SEYHAN ERDEN |
| Managing agent | MARBROSE REALTY INC |
| Last registered | 2026-07-20 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $5,826,000 | $2,621,700 |
| 2026 | $4,661,000 | $2,097,450 |
| 2027 | $4,914,000 | $2,211,300 |
The city's market estimate has fallen 16% between tax years 2025 and 2027.
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 | 79 St — 1 · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none 72 St — 1 2 3 · 0.3 mi straight-line (about a 7-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: Riverside Dr / W 76 St — M5 · 150 ft |
| Citi Bike | Riverside Dr & W 78 St · 550 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 087 William Sherman. 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.
35 Riverside Drive
| 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 |
7 311 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 MARBROSE REALTY INC — 41 buildings, 505 units. Grades across the portfolio: A38 · B3. See the whole portfolio
Most recent mortgage recorded against this lot: $200,000 on 2003-02-11 (lender: National Consumers 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 |
|---|---|---|---|
| 2024-06-06 | RPTT&RET $975,000 — from AHN, OK HYUN; PARK, DONG JUN to CARDON DE LICHTBUER, ANTHONY; GASPAR, FLORENCE | $975,000 | |
| 2024-05-29 | Sold for $975,000 | $975,000 | $195,000 |
| 2023-08-04 | RPTT&RET $900,000 — from HAGEMANN, PHILIP to EAKELEY, BENJAMIN; FORTE, MICHAEL | $900,000 | |
| 2023-07-28 | Sold for $900,000 | $900,000 | $180,000 |
| 2023-03-14 | RPTT&RET $100,000 — from HAGEMANN, PHILIP to SIEGEL, SHANON; GENES, DOMINICK | $100,000 | |
| 2023-03-01 | Sold for $100,000 | $100,000 | $20,000 |
| 2020-09-10 | RPTT&RET $1,050,000 — from LEON, JENNY; HIRSCH, JOSHUA to DOMINICK, GENES; SIEGEL, SHANON | $1,050,000 | |
| 2020-08-26 | Sold for $1,050,000 | $1,050,000 | $210,000 |
| 2017-02-17 | RPTT&RET $1,190,000 — from MCGONIGAL, KELLY; KIDD, BRIAN to ARKONAC, SEYHAN ERDEN | $1,190,000 | |
| 2017-02-06 | Sold for $1,190,000 | $1,190,000 | $238,000 |
| 2016-01-25 | RPTT&RET $1,075,000 — from HOLLMANN, MARK; HOLLMANN, JILLIAN PERLBERGER to LEON, JENNY; HIRSCH, JOSHUA | $1,075,000 | |
| 2014-05-12 | RPTT&RET $925,000 — from SUMMERS, CAROLYN J to AHN, OK HYUN; PARK, DONG JUN | $925,000 | |
| 2014-01-29 | RPTT&RET $1,050,000 — from O'BRIEN, MICHAEL F to KIDD, BRIAN; MCGONIGAL, KELLY | $1,050,000 | |
| 2010-01-07 | RPTT&RET $810,000 — from TAYLOR, SUSAN; BEST, RICK to SUMMERS, CAROLYN J | $810,000 | |
| 2005-06-13 | RPTT&RET $825,000 — from ESTATE OF HARRY ARLIS to HOLLMAN, JILLIAN; HOLLMANN, MARK | $825,000 |
| Year | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|
| 2017 | 7 | 4 | 2 | 2 | 15 |
| 2018 | 6 | 3 | 0 | 1 | 10 |
| 2019 | 0 | 3 | 0 | 1 | 4 |
| 2020 | 3 | 14 | 2 | 0 | 19 |
| 2021 | 0 | 6 | 0 | 1 | 7 |
| 2022 | 0 | 22 | 0 | 1 | 23 |
| 2023 | 0 | 6 | 4 | 1 | 11 |
| 2024 | 0 | 5 | 2 | 1 | 8 |
| 2025 | 0 | 2 | 0 | 1 | 3 |
| 2026 | 0 | 1 | 0 | 0 | 1 |
Every one of the 180 recorded events, 1966–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10023 · Landlord rankings · How grades work · The map · The Mice Map