632 recorded events, 1900–2026, from 20 city data systems. The city's paper trail here is mostly 189 DOB permits, 108 DOB job filings, 77 ACRIS deeds & mortgages.
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 74% 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 4.7. In ZIP 10024, 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 | 1 total — 0 class C (immediately hazardous), 0 class B, 1 class A. Oldest open since 2018-07-10. |
status snapshot refreshed weekly from HPD records
No heat or hot-water complaints in the last three years.
1 bedbug-infested unit(s) reported in filings over the last three years.
14 service requests in the last three years. Most common: Rodent (4) · Illegal Parking (2) · Street Sign (1) · Unleashed Dog (1) · Blocked Driveway (1) · Noise (1).
$5,799,808 in permitted construction work filed since 2016 (43 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 (61) |
| 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) | 137 RIVERSIDE OWNERS, INC. |
| Head officer | KAI SOTORP |
| Managing agent | ORSID NY |
| Last registered | 2025-09-17 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $20,690,000 | $9,310,500 |
| 2026 | $20,818,000 | $9,368,100 |
| 2027 | $21,392,000 | $9,626,400 |
The city's market estimate has risen 3% between tax years 2025 and 2027.
Tax exemptions on the roll: COLD WAR VETERAN - DISABILITY
For property tax, the Department of Finance values this co-op as if it were a rental building. Its 2022 estimate: gross income $3,644,720 a year ($37.05 per sq ft), operating expenses $1,165,720 ($11.85 per sq ft), net operating income $2,479,000. These are the city's estimates from comparable rentals, not the building's actual budget, rents or maintenance charges.
| Energy grade (LL33) | A — ENERGY STAR score 99/100 (2022 disclosure cycle) |
| Heating fuel | NO2FUEL |
| 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 | 86 St — 1 · 1,050 ft straight-line (about a 5-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Riverside Dr / W 86 St — M5 · 100 ft |
| Citi Bike | W 87 St & West End Ave · 750 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 166 The Richard Rodgers School of The Arts and Technology. 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.
137 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 |
14 311 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 ORSID NY — 243 buildings, 30,702 units. Grades across the portfolio: A227 · B13 · C2. See the whole portfolio
showing 60 of 243 buildings
Most recent mortgage recorded against this lot: $750,000 on 2021-11-29 (lender: Apple Bank For Savings). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2026-09-24 | Sold for $4,725,000 | $4,725,000 | $77,459 |
| 2026-09-23 | Sold for $5,884,500 | $5,884,500 | $96,467 |
| 2026-08-06 | RPTT&RET $5,350,000 — from JAGER, GERALD C; FELDHUSEN, JEANNE to BARFIELD, JON W; BARFIELD, STEPHANIE D | $5,350,000 | |
| 2026-07-30 | Sold for $5,350,000 | $5,350,000 | $87,705 |
| 2025-10-02 | RPTT&RET $1,700,000 — from OH, DAVID YOUNG; FRANKENBERGER, WALTER MOSS III to SHAHINYAN, ANI; MELIS, LUCA | $1,700,000 | |
| 2025-09-30 | Sold for $1,700,000 | $1,700,000 | $27,869 |
| 2025-04-16 | RPTT&RET $1,900,000 — from VIK, ALEXANDER M to SUSAN R. TURIS AS TRUSTEE; THE SUSAN R. TURIS REVOCABLE TRUST | $1,900,000 | |
| 2025-04-14 | Sold for $1,900,000 | $1,900,000 | $31,148 |
| 2024-07-31 | RPTT&RET $1,499,000 — from EPSTEIN, JANE to YUROW, LOIS; BOTOS, RICHARD | $1,499,000 | |
| 2024-06-25 | Sold for $1,499,000 | $1,499,000 | $24,574 |
| 2024-06-18 | RPTT&RET $1,825,000 — from WILKINSON, LAUREN; WILKINSON, DONALD M III to JOSEPH, IRA; GOLDBERG, JUDITH | $1,825,000 | |
| 2024-06-13 | Sold for $1,825,000 | $1,825,000 | $29,918 |
| 2024-03-19 | RPTT&RET $6,500,000 — from HILLEMAN, KIRSTEN; SLAMOWITZ, GREG to GOMEL, RICHARD; KOSS, TRACY | $6,500,000 | |
| 2024-03-12 | Sold for $6,500,000 | $6,500,000 | $106,557 |
| 2022-05-20 | RPTT&RET $1,550,000 — from PAYNE, ADRIANA S; PAYNE, JEREMY to SCHULMAN, RONALD; SCHULMAN, MIRIAM | $1,550,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 13 | 1 | 3 | 2 | 1 | 20 |
| 2018 | 5 | 1 | 11 | 8 | 4 | 29 |
| 2019 | 16 | 3 | 9 | 6 | 9 | 43 |
| 2020 | 26 | 0 | 1 | 2 | 4 | 33 |
| 2021 | 10 | 1 | 4 | 3 | 2 | 20 |
| 2022 | 7 | 0 | 6 | 2 | 4 | 19 |
| 2023 | 10 | 1 | 6 | 4 | 3 | 24 |
| 2024 | 4 | 3 | 6 | 6 | 6 | 25 |
| 2025 | 9 | 2 | 8 | 4 | 13 | 36 |
| 2026 | 6 | 0 | 2 | 4 | 16 | 28 |
Every one of the 632 recorded events, 1900–2026, is laid out year by year in the full report (print-ready).
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