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20 Seaman Avenue

2,186Records
18City systems
24Open violations
38.5Penalty rate
Manhattan · ZIP 10034 · Neighborhood: Inwood
Open in the map

2,186 recorded events, 1899–2026, from 18 city data systems. The city's paper trail here is mostly 1,788 311 service requests, 170 HPD complaints, 87 HPD housing violations.

BoroughManhattan 10034
Built1926
Floors6
Res. units65
ClassD1
Owner (PLUTO)SEAMAN 20 LLC
BBL1022470041
BIN1065061

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 59% 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 38.5. In ZIP 10034, 43% of residential buildings hold an A and 8% grade D or F. How grades work

this building
A
B
C

Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations24 total — 10 class C (immediately hazardous), 9 class B, 5 class A. Oldest open since 2019-12-31.

status snapshot refreshed weekly from HPD records

Patterns

78 heat or hot-water complaints in the last three years (winter 2023–24: 4 · winter 2024–25: 53 · winter 2025–26: 16). Repeated winter clusters suggest a chronic heating problem.

4
’23–24
53
’24–25
16
’25–26

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

What 311 hears from this address

543 service requests in the last three years. Most common: Noise (337) · Illegal Parking (96) · HEAT/HOT WATER (38) · Water System (20) · APPLIANCE (11) · UNSANITARY CONDITION (8).

Filed construction activity

$22,300 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.

Rent-stabilization signals

YesBuilt before 1974 (1926)
YesSix or more residential units (65)
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)Seaman 20, LLC
Head officerScott Silverman
Managing agentBronstein Properties LLC
Last registered2025-08-20

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$5,255,000 $2,364,750
2026$6,045,000 $2,720,250
2027$5,838,000 $2,627,100

The city's market estimate has risen 11% between tax years 2025 and 2027.

Building systems

Energy grade (LL33)C — ENERGY STAR score 69/100 (2022 disclosure cycle)
Heating fuelNO2FUEL

Flood exposure

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

Hurricane evacuation zone 4 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

SubwayDyckman St — A · 400 ft straight-line (about a 2-minute walk) · station accessibility: none
BusNearest boarding stop: Broadway / Dyckman St — Bx7 · 500 ft
Citi BikeSeaman Ave & Beak St · 400 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: 18, 98, 278
Middle: Harold O. Levy School. 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

20 Seaman 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

543 311 service requests from this address in the last three years — 38 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 BRONSTEIN PROPERTIES LLC — 140 buildings, 5,632 units. Grades across the portfolio: A56 · B52 · C20 · D11 · F1. See the whole portfolio

BuildingBoroughUnitsGrade
55-15 99 Street QN138 B
90-19 88 Avenue QN127 C
140-02 Franklin Avenue QN120 A
307 West 57 Street MN103 A
1780 West 3 Street BK99 A
43-17 48 Street QN95 B
313 Edgecombe Avenue MN93 B
46-16 47 Street QN86 A
43-05 47 Street QN82 B
118 Post Avenue MN80 B
42-09 47 Avenue QN79 B
43-09 40 Street QN77 B
30 Seaman Avenue MN74 A
82-15 Britton Avenue QN72 B
415 East 17 Street BK72 B
43-34 49 Street QN72 B
43-22 45 Street QN70 A
2015 Dorchester Road BK70 C
60-15 Calloway Street QN67 A
55 Payson Avenue MN66 A
7402 Bay Parkway BK65 B
20 Seaman Avenue MN65 A
20 Laurel Hill Terrace MN64 A
135-16 82 Avenue QN64 B
88-50 179 Street QN63 B
87-24 115 Street QN60 B
521 Isham Street MN60 B
47-07 41 Street QN59 B
50 East 21 Street BK59 B
45-42 41 Street QN59 B
84-05 108 Street QN59 B
135 Clarkson Avenue BK58 B
47-21 41 Street QN58 A
204 Sherman Avenue MN57 A
91 St Nicholas Avenue BK57 B
141 East 19 Street BK56 C
86-02 Park Lane South QN54 B
45 Thayer Street MN53 B
2212 Ditmas Avenue BK52 C
456 Grand Street BK52 A
414 West 44 Street MN52 A
175-39 Highland Avenue QN52 A
133 Seaman Avenue MN49 B
2160 Caton Avenue BK48 A
613 East 16 Street BK48 B
84-23 85 Road QN48 B
612 West 178 Street MN48 A
446 Ocean Avenue BK47 C
85-25 120 Street QN47 B
198-40 32 Avenue QN46 B
555 West 170 Street MN45 D
1605 Putnam Avenue QN45 B
45-35 46 Street QN45 A
85-31 120 Street QN45 A
122-04 Metropolitan Avenue QN44 A
514 West 213 Street MN44 A
609 West 174 Street MN43 A
89-15 102 Street QN43 B
602 West 190 Street MN42 B
51 Stratford Road BK42 B

showing 60 of 140 buildings

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $807,035 on 2020-07-20 (lender: Capital One, National Association), covering 4 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
2020-07-20Mortgage $807,036 — from PAYSON 55 LLC; SEAMAN 20 LLC; POST 118 LLC; ISHAM 521 LLC to CAPITAL ONE, NATIONAL ASSOCIATION $807,036
2020-07-20Agreement $29,150,000 — from POST 118 LLC; ISHAM 521 LLC; SEAMAN 20 LLC; PAYSON 55 LLC to CAPITAL ONE, NATIONAL ASSOCIATION $29,150,000
2020-07-20AL&R $29,150,000 — from POST 118 LLC; SEAMAN 20 LLC; ISHAM 521 LLC; PAYSON 55 LLC to CAPITAL ONE, NATIONAL ASSOCIATION $29,150,000
2020-07-20CMTG $6,775,000 — from SEAMAN 20 LLC; POST 118 LLC; ISHAM 521 LLC; PAYSON 55 LLC to CAPITAL ONE, NATIONAL ASSOCIATION $6,775,000
2020-07-20CMTG $9,075,000 — from SEAMAN 20 LLC; ISHAM 521 LLC; POST 118 LLC; PAYSON 55 LLC to CAPITAL ONE, NATIONAL ASSOCIATION $9,075,000
2015-02-25AL&R $8,300,000 — from SEAMAN 20 LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH $8,300,000
2015-02-25Mortgage $1,609,509 — from SEAMAN 20 LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH $1,609,509
2015-02-25Agreement $8,300,000 to THE DIME SAVINGS BANK OF WILLIAMSBURGH $8,300,000
2012-10-22Mortgage $2,224,983 — from SEAMAN 20 LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH $2,224,983
2012-10-22Agreement $7,000,000 — from THE DIME SAVINGS BANK OF WILLIAMSBURGH to SEAMAN 20 LLC $7,000,000
2012-10-22AL&R $7,000,000 — from SEAMAN 20 LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH $7,000,000
2009-07-14Mortgage $425,000 — from SEAMAN 20 LLC to SIGNATURE BANK $425,000
2009-07-14Mortgage $2,878,051 — from SEAMAN 20 LLC to SIGNATURE BANK $2,878,051
2009-07-14Deed $8,182,000 — from 20 SEAMAN AVENUE, LLC to SEAMAN 20 LLC $8,182,000
2009-07-14Agreement $4,500,000 — from SEAMAN 20 LLC to SIGNATURE BANK $4,500,000

Ten-year activity

5002500
2017
2018
2019
2020
2021
2022
2023
293
2024
2025
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
20170214701150
20180018304187
20190017803181
20202514971164
20213012102126
20220215403159
20230115502158
20240029102293
20250120502208
20260014602148
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The full timeline

Construction 16Enforcement 36Housing & tenants 2,061Ownership & money 42Health & systems 31

Every one of the 2,186 recorded events, 1899–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 10034 · Landlord rankings · How grades work · The map · The Mice Map