470 recorded events, 1987–2026, from 15 city data systems. The city's paper trail here is mostly 201 HPD complaints, 122 311 service requests, 72 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 73% 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 55. In ZIP 10307, 96% 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 | 17 total — 3 class C (immediately hazardous), 11 class B, 3 class A. Oldest open since 2026-07-10. |
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.
8 service requests in the last three years. Most common: PAINT/PLASTER (3) · SAFETY (2) · Derelict Vehicles (1) · Real Time Enforcement (1) · Lead (1).
$29,800 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.
| No | Built before 1974 (1983) |
| Yes | Six or more residential units (12) |
| 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) | POTAMOS PROPERTIES LLC |
| Head officer | CONSTANTINE MISIRIOTIS |
| Managing agent | POTAMOS PROPERTIES LLC |
| Last registered | 2025-07-25 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $858,000 | $386,100 |
| 2026 | $1,073,000 | $482,850 |
| 2027 | $1,024,000 | $460,800 |
The city's market estimate has risen 19% 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.
1 street-flooding or sewer-backup complaints at this address since 2012 (0 in the last three years).
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Staten Island Railway | Tottenville — SIR · 0.3 mi straight-line (about a 9-minute walk) · station accessibility: full |
| Bus | Nearest boarding stop: Amboy Rd / Main St — S78 SIM26 · 150 ft |
| School zones (2024–25 map) | Elementary: P.S. 001 Tottenville Middle: I.S. 034 Tottenville. 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.
239 Main 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 |
8 311 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 POTAMOS PROPERTIES LLC — 2 buildings, 22 units. Grades across the portfolio: A1 · B1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 239 Main Street | SI | 12 | B |
| 241 Main Street | SI | 10 | A |
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2022-10-13 | RPTT $1,850,000 — from WILLIAM NEHER MANAGEMENT LLC to POTAMOS PROPERTIES LLC | $1,850,000 | |
| 2022-09-09 | Sold for $1,850,000 | $1,850,000 | $154,167 |
| 2005-12-29 | RPTT $650,000 — from LION MANAGMENT OF SI LTD to WILLIAM NEHER MANAGEMENT LLC | $650,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 1 | 0 | 0 | 1 | 2 |
| 2018 | 0 | 0 | 8 | 0 | 1 | 9 |
| 2019 | 0 | 1 | 4 | 0 | 1 | 6 |
| 2020 | 0 | 0 | 3 | 0 | 1 | 4 |
| 2021 | 0 | 0 | 8 | 0 | 1 | 9 |
| 2022 | 2 | 1 | 4 | 2 | 1 | 10 |
| 2023 | 0 | 3 | 3 | 0 | 1 | 7 |
| 2024 | 3 | 2 | 3 | 0 | 1 | 9 |
| 2025 | 3 | 2 | 5 | 0 | 1 | 11 |
| 2026 | 1 | 0 | 25 | 0 | 1 | 27 |
Every one of the 470 recorded events, 1987–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10307 · Landlord rankings · How grades work · The map · The Mice Map