3,204 recorded events, 1900–2026, from 21 city data systems. The city's paper trail here is mostly 1,103 311 service requests, 943 ACRIS deeds & mortgages, 712 HPD complaints.
Full record, year by year Support this site
A modest record — below the level that usually signals systemic problems. More recorded distress than 65% 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 52.8. In ZIP 10031, 40% of residential buildings hold an A and 14% 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 | 77 total — 10 class C (immediately hazardous), 43 class B, 24 class A. Oldest open since 1996-10-08. |
| Pending HPD litigation | 1 case(s) pending in housing court |
status snapshot refreshed weekly from HPD records
44 heat or hot-water complaints in the last three years (winter 2023–24: 2 · winter 2024–25: 10 · winter 2025–26: 28). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
$1,250 in enforcement penalties imposed (ECB/OATH) in the last three years.
383 service requests in the last three years. Most common: Noise (269) · HEAT/HOT WATER (22) · PLUMBING (12) · PAINT/PLASTER (12) · Illegal Parking (11) · UNSANITARY CONDITION (10).
$560,228 in permitted construction work filed since 2016 (17 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 (1907) |
| Yes | Six or more residential units (64) |
| 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) | 668 Riverside Condominium |
| Head officer | DANIEL DEROUCHIE |
| Managing agent | FirstService Residential |
| Last registered | 2025-08-27 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $113,812 | $51,216 |
| 2026 | $159,869 | $71,941 |
| 2027 | $184,113 | $82,851 |
The city's market estimate has risen 62% between tax years 2025 and 2027.
Tax exemptions on the roll: COLD WAR VETERAN - DISABILITY
For property tax, the Department of Finance values this condo as if it were a rental building. Its 2021 estimate: gross income $1,149,116 a year ($26.64 per sq ft), operating expenses $495,190 ($11.48 per sq ft), net operating income $653,927. 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 10/100, posted at the entrance by law (2022 disclosure cycle) |
| Heating fuel | NATURALGAS |
| Facade (Local Law 11) | SWARMP — "Safe With A Repair and Maintenance Program": known facade conditions that must be repaired (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.
| Subway | 145 St — 1 · 550 ft straight-line (about a 3-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Riverside Dr / W 144 St — M11 · 200 ft |
| Citi Bike | Riverside Dr & W 145 St · 450 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 153 Adam Clayton Powell Middle: 319, 324. 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.
668 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 |
383 311 service requests from this address in the last three years — 22 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 FIRSTSERVICE RESIDENTIAL — 556 buildings, 66,420 units. Grades across the portfolio: A464 · B61 · C14 · D3 · F1. See the whole portfolio
showing 60 of 556 buildings
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2026-08-18 | Mortgage $396,000 — from SERPA, APRIL MAE to US MORTGAGE CORPORATION; MORTGAGE ELECTRONIC REGISTRATION SYSTEMS | $396,000 | |
| 2026-08-18 | Deed $495,000 — from JOBER UPPER RIVERSIDE LLC to SERPA, APRIL MAE | $495,000 | |
| 2026-07-02 | Sold for $495,000 | $495,000 | $7,734 |
| 2025-10-14 | Deed $385,000 — from MILLER, MARJORIE to GONZALEZ, EDDIE ED | $385,000 | |
| 2025-10-14 | Mortgage $308,000 — from GONZALEZ, EDDIE ED to MERS | $308,000 | |
| 2025-09-26 | Sold for $385,000 | $385,000 | $6,016 |
| 2025-09-26 | Sold for $385,000 | $385,000 | $6,016 |
| 2025-04-07 | Mortgage $250,000 — from SCHNIRMAN, MARIA C; SCHNIRMAN, IAN J to BANK OF AMERICA, NA | $250,000 | |
| 2024-09-19 | Deed $702,592 — from JOBER UPPER RIVERSIDE LLC to HANCOCK, DAVID M | $702,593 | |
| 2024-09-12 | Sold for $702,593 | $702,593 | $10,978 |
| 2024-03-27 | Deed $584,000 — from JOBER UPPER RIVERSIDE LLC to BAHMAN TAHERI, CO-TRUSTEE; ATOSSA M. ALAVI, CO-TRUSTEE; THE TAHERI FAMILY REVOCABLE TRUST | $584,000 | |
| 2024-03-15 | Sold for $584,000 | $584,000 | $9,125 |
| 2023-12-26 | Deed $315,000 — from REIS, ANDRERSON; REIS, ALLAN to BARSEGYAN, ELINA | $315,000 | |
| 2023-12-20 | Sold for $315,000 | $315,000 | $4,922 |
| 2023-04-12 | Deed $5,153,628 — from 668 REALTY CO. LLC to JOBER UPPER RIVERSIDE LLC | $5,153,628 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 2 | 36 | 55 | 2 | 95 |
| 2018 | 2 | 0 | 32 | 4 | 2 | 40 |
| 2019 | 0 | 7 | 44 | 11 | 3 | 65 |
| 2020 | 6 | 4 | 264 | 5 | 5 | 284 |
| 2021 | 7 | 3 | 168 | 51 | 1 | 230 |
| 2022 | 5 | 2 | 108 | 8 | 4 | 127 |
| 2023 | 5 | 2 | 44 | 146 | 7 | 204 |
| 2024 | 7 | 3 | 55 | 10 | 7 | 82 |
| 2025 | 0 | 6 | 379 | 8 | 4 | 397 |
| 2026 | 0 | 0 | 116 | 5 | 2 | 123 |
Every one of the 3,204 recorded events, 1900–2026, is laid out year by year in the full report (print-ready).
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