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809 St Nicholas Avenue

790Records
14City systems
10Open violations
203Penalty rate
Manhattan · ZIP 10031 · Neighborhood: Hamilton Heights-Sugar Hill
Open in the map

790 recorded events, 1976–2026, from 14 city data systems. The city's paper trail here is mostly 300 HPD complaints, 186 311 service requests, 180 HPD housing violations.

BoroughManhattan 10031
Built1898
Floors5
Res. units10
ClassC1
Owner (PLUTO)ECDO CITYWIDE PRESERVATION HOUSING DEVEL OPMENT
BBL1020650038
BIN1061581

Full record, year by year   Support this site

GRADE C

A meaningful record of code violations or complaints relative to its peers. More recorded distress than 91% 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 203. In ZIP 10031, 40% of residential buildings hold an A and 14% grade D or F. How grades work

this building
A
B
C

Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations10 total — 4 class C (immediately hazardous), 5 class B, 1 class A. Oldest open since 2009-06-22.

status snapshot refreshed weekly from HPD records

Patterns

2 heat or hot-water complaints in the last three years (winter 2025–26: 2).

No bedbug-infested units reported in the last three years of filings.

What 311 hears from this address

45 service requests in the last three years. Most common: DOOR/WINDOW (11) · PLUMBING (8) · FLOORING/STAIRS (6) · UNSANITARY CONDITION (6) · GENERAL (3) · PAINT/PLASTER (3).

Filed construction activity

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.

Rent-stabilization signals

YesBuilt before 1974 (1898)
YesSix or more residential units (10)
No421-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 with HPD — the names behind the building

Registered owner(s)CITYWIDE PRESERVATION LLC
Head officerPETER MURRAY
Managing agentDOLPHIN PROPERTY SERVICES
Last registered2025-08-22

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,411,000 $634,950
2026$1,386,000 $623,700
2027$1,626,000 $731,700

The city's market estimate has risen 15% between tax years 2025 and 2027.

Tax exemptions on the roll: 420C

Building systems

Heating fuelNATURALGAS

Flood exposure

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.

Getting around

Subway145 St — A B C D · 850 ft straight-line (about a 4-minute walk) · station accessibility: none
BusNearest boarding stop: Saint Nicholas Av / W 150 St — M3 · 150 ft
Citi BikeConvent Ave & W 151 St · 150 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.

Report a problem to 311

809 St Nicholas Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

45 311 service requests from this address in the last three years — 1 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.

The landlord's report card

Managed by DOLPHIN PROPERTY SERVICES LLC — 79 buildings, 4,889 units. Grades across the portfolio: A5 · B32 · C22 · D16 · F2. See the whole portfolio

BuildingBoroughUnitsGrade
1850 Lafayette Avenue BX948 B
1131 Ogden Avenue BX400 D
2064 Mapes Avenue BX240 C
579 Blake Avenue BK195 C
2060 Pitkin Avenue BK168 C
2115 Southern Boulevard BX168 C
11 West 118 Street MN136 B
1340 Stratford Avenue BX129 C
333 East 181 Street BX120 B
913 East Tremont Avenue BX119 D
1841 Seward Avenue BX117 A
355 East 184 Street BX111 C
1695 Grand Avenue BX111 D
488 East 164 Street BX105 B
1937 Webster Avenue BX99 B
2100 Tiebout Avenue BX84 B
901 East 180 Street BX75 B
889 Dawson Street BX69 B
1314 Seneca Avenue BX60 D
15 Elliot Place BX51 B
1892 Arthur Avenue BX51 C
107 West 109 Street MN49 B
1908 Belmont Avenue BX46 D
1900 Belmont Avenue BX45 D
1975 Grand Avenue BX44 C
2083 Mohegan Avenue BX42 D
437 West 125 Street MN40 B
1971 Grand Avenue BX39 D
2071 Madison Avenue MN39 B
274 East 93 Street BK36 C
270 East 92 Street BK35 B
275 East 95 Street BK35 D
1871 Adam C Powell Blvd MN35 B
2082 Mohegan Avenue BX34 D
830 St Nicholas Avenue MN33 B
409 West 125 Street MN31 A
1157 Morris Avenue BX29 B
1149 Morris Avenue BX29 B
882 East 180 Street BX28 F
205 Brook Avenue BX28 B
827 Lafayette Avenue BK28 B
1791 Amsterdam Avenue MN27 B
912 East 163 Street BX27 A
1899 Belmont Avenue BX27 C
202 Brown Place BX26 A
876 East 180 Street BX25 D
2090 Mohegan Avenue BX24 C
44 West 175 Street BX22 D
198 Brown Place BX22 B
47 West 175 Street BX21 C
1898 Belmont Avenue BX20 D
460 Convent Avenue MN20 C
1566 Eastern Parkway BK19 C
9 West 137 Street MN18 C
2252 5 Avenue MN18 B
7 West 137 Street MN18 C
5 West 137 Street MN18 D
287 Audubon Avenue MN17 C
197 Brook Avenue BX16 A
103 Van Buren Street BK16 B

showing 60 of 79 buildings

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $901,237 on 2014-05-08 (lender: New York City Housing Development Corporation), covering 31 lots — the amount covers all of them. Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2014-05-14Agreement $26,434,399 — from CITYWIDE PRESERVATION LLC; ECDO CITYWIDE PRESERVATION HOUSING DEVEL to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $26,434,399
2014-05-08Mortgage $901,237 — from ECDO CITYWIDE PRESERVATION HOUSING DEVEL; CITYWIDE PRESERVATION LLC to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $901,237
2012-08-23Agreement $26,434,399 — from CITYWIDE PRESERVATION LLC; ECDO CITYWIDE PRESERVATION HOUSING DEVEL to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $26,434,399
2012-08-23Mortgage $4,326,059 — from CITYWIDE PRESERVATION LLC; ECDO CITYWIDE PRESERVATION HOUSING DEVEL to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $4,326,059
2012-08-23Mortgage $18,140,191 — from ECDO CITYWIDE PRESERVATION HOUSING DEVEL; CITYWIDE PRESERVATION LLC to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $18,140,191
2012-08-23Mortgage $18,633,750 — from CITYWIDE PRESERVATION LLC; ECDO CITYWIDE PRESERVATION HOUSING DEVEL to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $18,633,750
2012-08-23Agreement $1,957,094 — from HOUSING TRUST FUND CORPORATION to CITYWIDE PRESERVATION LLC; ECDO CITYWIDE PRESERVATION HOUSING DEVEL $1,957,094
2012-07-24Deed $3,642,287 — from AUGUSTA SAVAGE ASSOCIATES, L.P. to ECDO CITYWIDE PRESERVATION HOUSING DEVEL $3,642,287
2011-08-05AL&R $802,306 — from AUGUSTA SAVAGE ASSOCIATES, L.P. to NEW YORK CITY HOUSING DEVELOPMENT CORPOR; THE CITY OF NEW YORK $802,306
2011-08-05Agreement $2,702,770 — from AUGUSTA SAVAGE ASSOCIATES, L.P. to THE CITY OF NEW YORK $2,702,770
2011-08-05Mortgage $478,285 — from AUGUSTA SAVAGE ASSOCIATES, L.P. to NEW YORK CITY HOUSING DEVELOPMENT CORPOR $478,285
2011-08-05Mortgage $324,021 — from AUGUSTA SAVAGE ASSOCIATES, L.P. to THE CITY OF NEW YORK $324,021
2011-08-05RPTT&RET $2,851,377 — from NEW YORK EQUITY FUND 1993 LIMITED PARTNE to AUGUSTA SAVAGE HOUSING DEVELOPMENT FUND $2,851,377
1994-07-20Mortgage $2,702,770 — from AUGUSTA SAVAGE ASSOCIATES, L.P. to CITY OF NEW YORK HPD $2,702,770

Ten-year activity

2001000
2017
2018
2019
2020
2021
2022
2023
142
2024
2025
2026
Housing & tenantsOwnership & moneyHealth & systems
Show as table
YearHousing & tenantsOwnership & moneyHealth & systemsTotal
2017340236
20181034
20191023
20203025
2021670269
2022100414
2023281534
202413705142
2025150621
20264037
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The full timeline

Construction 14Enforcement 6Housing & tenants 688Ownership & money 38Health & systems 44

Every one of the 790 recorded events, 1976–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 10031 · Landlord rankings · How grades work · The map · The Mice Map