Building Biography

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121 East 144 Street

488Records
18City systems
7Open violations
4.2Penalty rate

488 recorded events, 1984–2026, from 18 city data systems. The city's paper trail here is mostly 178 311 service requests, 61 HPD complaints, 54 DOB permits.

BoroughBronx 10451
Built2021
Floors11
Res. units206
ClassD7
Owner (PLUTO)414 GERARD OWNER LLC
BBL2023500001
BIN2001084, 2001085

Full record, year by year   Support this site

GRADE A

The city's published records show little recorded distress here in the last three years. More recorded distress than 52% of 100+-unit residential buildings citywide. The citywide median for 100+-unit residential buildings is 3.7 penalty points per 10 units; this building carries 4.2. In ZIP 10451, 29% of residential buildings hold an A and 22% grade D or F. How grades work

this building
A
B
C

Among 4,677 100+-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations7 total — 0 class C (immediately hazardous), 2 class B, 5 class A. Oldest open since 2026-04-19.

status snapshot refreshed weekly from HPD records

Patterns

58 heat or hot-water complaints in the last three years (winter 2024–25: 4 · winter 2025–26: 12). Repeated winter clusters suggest a chronic heating problem.

4
’24–25
12
’25–26

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

What 311 hears from this address

131 service requests in the last three years. Most common: HEAT/HOT WATER (28) · Illegal Parking (14) · Noise (13) · UNSANITARY CONDITION (11) · GENERAL (7) · Water System (7).

Filed construction activity

$959,678 in permitted construction work filed since 2016 (21 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.

Rent-stabilization signals

NoBuilt before 1974 (2021)
YesSix or more residential units (206)
Yes421-a / J-51 tax benefit on the current tax roll

2 of 3 signals present. Buildings receiving 421-a or J-51 benefits are generally required to register their units as rent-stabilized for the duration of the benefit. 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)414 GERARD OWNER LLC
Head officerMATTHEW SCHWARTZ
Managing agentAD DIVERSIFIED MANAGEMENT LLC
Last registered2025-09-23

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$37,703,000 $16,966,350
2026$38,513,000 $17,330,850
2027$38,414,000 $17,286,300

The city's market estimate has risen 2% between tax years 2025 and 2027.

Tax exemptions on the roll: 421A 35YR WITH AFF HOUSING PCT

Flood exposure

Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).

Hurricane evacuation zone 5 of 6 — zone 1 evacuates first.

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

Subway149 St-Hostos — 2 4 5 · 650 ft straight-line (about a 3-minute walk) · station accessibility: none
BusNearest boarding stop: Grand Concourse / E 144 St — Bx1 · 450 ft
Citi BikeGerard Ave & E 146 St · 200 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: Elementary schools in this district are not zoned. 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

121 East 144 Street

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

131 311 service requests from this address in the last three years — 28 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 AD DIVERSIFIED MANAGEMENT LLC — 7 buildings, 1,704 units. Grades across the portfolio: A5 · C2. See the whole portfolio

BuildingBoroughUnitsGrade
2-33 50 Avenue QN499 A
420 Carroll Street BK360 A
60 North Burgher Avenue SI240 C
1133 Manhattan Avenue BK210 A
121 East 144 Street BX206 A
460N Brielle Avenue SI104 C
445 Gerard Avenue BX85 A

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $218,600,000 on 2025-01-07 (lender: Jll Real Estate Capital, LLC), covering 2 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
2025-01-07Mortgage $218,600,000 — from 414 GERARD OWNER LLC; 445 GERARD OWNER LLC to JLL REAL ESTATE CAPITAL, LLC $218,600,000
2020-12-31Sold for $12,230,000 $12,230,000 $59,369
2019-08-14Mortgage $3,050,000 — from 414 GERARD LLC; 445 GERARD LLC to CENTENNIAL BANK $3,050,000
2019-08-14Agreement $24,225,000 — from 414 GERARD LLC; 445 GERARD LLC to CENTENNIAL BANK $24,225,000
2019-08-14AL&R $24,225,000 — from 445 GERARD LLC; 414 GERARD LLC to CENTENNIAL BANK $24,225,000
2019-04-29Deed $11,550,000 — from 125 EAST 144 STREET HOLDINGS LLC to 414 GERARD LLC $11,550,000
2019-04-29Mortgage $18,175,000 — from 414 GERARD LLC; 445 GERARD LLC to CENTENNIAL BANK $18,175,000
2019-04-29Agreement $21,175,000 — from 445 GERARD LLC; 414 GERARD LLC to CENTENNIAL BANK $21,175,000
2019-04-29AL&R $21,175,000 — from 414 GERARD LLC; 445 GERARD LLC to CENTENNIAL BANK $21,175,000
2019-04-18Sold for $11,550,000 $11,550,000 $56,068
2017-11-30Mortgage $3,000,000 — from 445 GERARD AVENUE HOLDINGS LLC; 440 EXTERIOR STREET HOLDINGS LLC; 417 GERARD AVENUE HOLDIN to SIGNATURE BANK $3,000,000
2017-11-30AL&R $3,000,000 — from 440 EXTERIOR STREET HOLDINGS LLC; 417 GERARD AVENUE HOLDINGS LLC; 125 EAST 144 STREET HOLD to SIGNATURE BANK $3,000,000
2016-02-03Deed $6,000,000 — from M&N PARTNERSHIP LTD; M&N PARTNERS INC. to 125 EAST 144 STREET HOLDINGS LLC $6,000,000
2016-01-14Sold for $6,000,000 $6,000,000 $29,126
2006-04-21Agreement $213,832 — from M&N PARTNERSHIP LTD to 385 GERARD AVENUE LLC $213,833

Ten-year activity

2001000
2017
2018
2019
2020
2021
2022
2023
2024
2025
108
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
2017002204
2018152101331
201913812226
202010012417
2021301378159
202220671236
202310251422
202475201033
2025958330100
20262410110108
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The full timeline

Construction 108Enforcement 48Housing & tenants 255Ownership & money 45Health & systems 32

Every one of the 488 recorded events, 1984–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 10451 · Landlord rankings · How grades work · The map · The Mice Map