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home/nyc/manhattan/423 lenox avenue

423 LENOX AVENUE

Manhattan, NY, 10037

423 LENOX AVENUE, Manhattan, NY, 10037 is a 10-unit rental building in Harlem, NYC. See every violation, 311 complaint, tenant review, and the LucidIQ score — before you sign a lease.

A-
LucidIQ Score
423 LENOX
AVENUE
  1. Rental intelligence
  2. Neighborhood risks
  3. Violations, 311, & more
  4. Tenant Reviews
  5. Amenities
  6. Landlord
  7. Location
  8. About this area
  9. History
  10. Similar buildings
  11. FAQ
Write a review
01 / 09

Rental intelligence.

01b / 09

Rent trends.

02 / 10

Neighborhood risks.

02 / 09

Violations, 311, & more.

03 / 09

What tenants actually say.

04 / 09

Building amenities.

05 / 09

The landlord.

06 / 09

Location & daily life.

07 / 10

About this area.

Harlem · 10037
Neighborhood overview
Harlem→
Vibe · top buildings · landlords · schools · transit
Crime in 10037
See full breakdown→
Incident type · 6-month trend · vs. New York City average
Rent trends in Harlem
Median rent & comparables→
1BR & 2BR averages · month-over-month · current listings
Nearby neighborhoods to explore
Upper West Side· 0.41 miUpper West Side· 0.72 miUpper West Side· 0.99 miUpper East Side· 1.05 miUpper East Side· 1.06 mi
07 / 09

History of the building.

10 / 10

Frequently asked questions.

10 / 10

NYC-specific insights.

Rent stabilization and seismic safety

Rent stabilizationProtected

DHCR registration & tenant protections

Yes
rent stabilized
9
stabilized units
2024
since
Stabilized units have annual rent-increase caps set by the Rent Guidelines Board and lease-renewal rights.
08 / 09

Similar buildings nearby.

423 LENOX AVENUE — Rent Intelligence for Harlem, NYC

Harlem · Manhattan, NY, 10037
Built 19105 floors10 unitsBBL 1019160030
Current rent range
$1,828 – $3,829 / mo
5 bedroom bands tracked · sampled from recent listings · rent stabilized
Leave a review
★★★★★0.00 reviews
Verified reviewsASOwned byABJ SIERRA, LLC5 bldgs
The verdictLucidIQ Score
A-
★★★★★
0.0 / 5
LucidIQ Score
Manhattan · 0 reviews
No published reviews yet. The verdict updates once tenants weigh in.
Rent fairnessExcellent
Livability—
LandlordGood
ProtectionsVery strong
HPD violations7last 7 years · class A, B, C
Evictions filed0last 7 years
Tenant reviews0no reviews yet
Rent-stab units10DHCR records
Building age116 ybuilt 1910
311 complaints4last 7 years
01 / 10

Rental intelligence.

Neighborhood Median Rent

Manhattan · February 2026

Studio
$2,150/mo
1 BR
$2,210/mo
2 BR
$2,480/mo
3 BR
$3,100/mo
4 BR
$3,330/mo
This building is rent stabilized — actual rents typically trade below neighborhood medians.

Seasonal Pattern

Best & worst months to sign a lease

Cheapest
January
Most expensive
June
JFMAMJJASOND

Potential savings: ~16% by timing your move to January.

Units Historic Rent 0 listings

—No dataNo recent listings
Based on listing data at this building.

Neighborhood Rent Range Manhattan

Studio
$1,857
$1,857
1 Bed
$2,210
$2,813 – $2,838
2 Bed
$3,500
$3,500
3 Bed
$3,100
$2,635 – $3,565
4 Bed
$3,330
$2,831 – $3,829
$1.5k$2.9k$4.3k
Range (P25 – P75)MedianBased on recent listings in Manhattan
01b / 09

Rent trends.

Harlem
Quarterly market rent, 2014–2026 (latest = Q1 2026 forecast)
Asking rent
$2,589
current quarter
Effective rent
—
per bedroom only
YoY change
1.3%
asking, vs 1 yr ago
10-year change
12%
asking, since ~'16

Asking rent per bedroom type — switch tabs to see each with effective (concession-net) rent.

02 / 10

Neighborhood risks.

within 0.75 mi
259 nearby
within 0.75 mi
Public-safety
115
shelters, methadone, halfway, sex offenders
24/7 Noise
85
sirens, construction, schools, rail, avenue traffic
Environmental
59
brownfields, industrial zones, sanitation
Block-level
3109
311 noise, rats, bedbug history
Sources: NYC DHS · DOB · 311 · DSNY · FDNY · NYS DCJS · NYS DECSee full report
02 / 10

Violations, 311, & more.

hpd · dob · 311 · acris
last 7 years

Violation & Complaint Trends

Monthly counts over the last 7 years · all data sources

Worsening
7542020212022202320242025
HPD Violations 7311 Complaints 4DOB Filings 0Evictions 0

HPDTop Violations

7 total
  • Smoke/CO Detector
    2
  • Roof/Ceiling
    1
  • Heat/Hot Water
    1
  • Door/Lock
    1
  • Pest Infestation
    1

311Top Complaints

4 total
  • Noise - Commercial
    14
  • Noise - Street/Sidewalk
    10
  • Noise - Residential
    6
  • HEAT/HOT WATER
    3
  • APPLIANCE
    1

DOBTop Filings

0 total
  • DOB Violations
    0

EvictionsEvictions

0 filed
  • Evictions filed
    0

Violations by Unit

(2 units)
UnitViolationsOpenLast Inspected

Recent records

Last 7 years
  • Class BVIOLATION CLOSEDApr 10, 2025

    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LIGHT FIXTURE AT THE CEILING IN THE KITCHEN LOCATED AT APT 5B, 5th STORY, 1st APARTMENT FROM EAST AT SOUTH

  • Class CNOV SENT OUTApr 10, 2025

    § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 5B, 5th STORY, 1st APARTMENT FROM EAST AT SOUTH

  • Class BVIOLATION CLOSEDApr 10, 2025

    § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 5B, 5th STORY, 1st APARTMENT FROM EAST AT SOUTH

  • Class CNOV SENT OUTApr 10, 2025

    § 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM BOILER ROOM DOOR LOCKED AT CELLAR

  • Class BVIOLATION CLOSEDApr 10, 2025

    § 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 5B, 5th STORY, 1st APARTMENT FROM EAST AT SOUTH

See all 7 HPD records
03 / 10

What tenants actually say.

0.0 /5
★ ★ ★ ★ ★
0 reviews
5★
0%
4★
0%
3★
0%
2★
0%
1★
0%

No published reviews yet. Be the first to tell future tenants what it's really like to live here.

empty
+
Leave a review
View all 0 reviews
04 / 10

Building amenities.

Building Amenities

0 amenities
BUILDING
  • No amenities on file yet
Based on listing data & verified tenant reports.
05 / 10

The landlord.

ABJ SIERRA, LLC

Portfolio of 5 buildingsHead officer: JOSEPH SOLEIMANIMail: 11 GRACE AVENUE, Great Neck, NY, 11021

Portfolio-level grade reflects the landlord's buildings across NYC, weighted by unit count. Individual building grades may differ.

View full landlord profile
Portfolio Grade
B+7.8
Averaged across 5 buildings
5
buildings
3.9
avg score / 5
B+
portfolio grade
4
nearby owned

Their Other Buildings

Top 4 by score · of 5 total

See all 5 →
  • A142 WEST 133 STREETManhattan10.0 / 10
  • B+134 WEST 133 STREETManhattan7.8 / 10
  • B140 WEST 133 STREETManhattan7.2 / 10
  • B-439 LENOX AVENUEManhattan6.0 / 10

Ownership timeline · this building

ACRIS deeds and regulatory filings

  1. 1910Building constructed10 units · 5 floors
  2. nowABJ SIERRA, LLCOwner of record per HPD registration · manages 5 buildings · registration active through 2026-09-01.
06 / 10

Location & daily life.

423 LENOX AVENUE · Manhattan · 40.812° N, -73.943° W
44
Walk
20
Transit
37
Bike
Estimated from nearby transit & amenity data
4 bus stops nearby9 min
7 schools nearby8 min
The neighborhood

Harlem

This stretch of central Harlem is deeply residential — modest brick buildings, longstanding churches, and a tight-knit community that has weathered decades of disinvestment and is now seeing renewed attention. Harlem Hospital and the 135th Street branch of the NYPL anchor the area.

752buildings tracked4.2avg LucidIQ$2,825median 1BR
19,138population$50kmedian income93%renters
ResidentialCommunity-RootedAffordableHistoricQuiet
Explore Harlem
Browse all NYC neighborhoods
08 / 10

History of the building.

construction · ownership · permits
1910192019301940195019601970198019902000201020202030
1910
Building constructed
10 units · 5 floors · class C7
2024
Rent stabilization on file
9 stabilized units registered.
now
Current owner: ABJ SIERRA, LLC
Portfolio includes 5 buildings.

Recent Activity

20 events
  • 311MEDIUMNov 2, 2025

    Noise - Commercial — Loud Music/Party

  • 311MEDIUMOct 19, 2025

    Noise - Commercial — Loud Music/Party

  • 311MEDIUMOct 19, 2025

    Noise - Commercial — Loud Music/Party

  • 311MEDIUMOct 11, 2025

    Noise - Street/Sidewalk — Loud Talking

  • 311MEDIUMOct 2, 2025

    Noise - Commercial — Loud Music/Party

  • 311MEDIUMApr 20, 2025

    Noise - Commercial — Loud Music/Party

  • 311MEDIUMApr 10, 2025

    HEAT/HOT WATER — APARTMENT ONLY

  • HPDMEDIUMApr 10, 2025

    HPD Class B Violation — § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LIGHT FIXTURE AT THE CEILING IN THE KITCHEN LOCATED AT

  • HPDHIGHApr 10, 2025

    HPD Class C Violation — § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 5B, 5th STORY, 1st

  • HPDMEDIUMApr 10, 2025

    HPD Class B Violation — § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 5B, 5th STORY, 1s

Rent Comparison

— Rents relative to area median
  • Studio
    This building: $1,828 – $2,473
    16% aboveArea: $1,857
  • 1 Bed
    This building: $1,879 – $2,542
    22% belowArea: $2,825
  • 2 Bed
    This building: $2,108 – $2,852
    29% belowArea: $3,500
  • 3 Bed
    This building: $2,635 – $3,565
    —Area: —
  • 4+ Bed
    This building: $2,831 – $3,829
    —Area: —
Compared to median rents in 10037

Review Summary

0 reviews
0.0 / 5
Mixed feedbackBased on 0 reviews
Read all 0 reviews →

Neighborhood Vibe

This stretch of central Harlem is deeply residential — modest brick buildings, longstanding churches, and a tight-knit community that has weathered decades of disinvestment and is now seeing renewed attention. Harlem Hospital and the 135th Street branch of the NYPL anchor the area.

ResidentialCommunity-RootedAffordableHistoricQuiet

Energy Score

No energy benchmarking on file.

Walkability & Transit

20
Limited transitTransit score · 4 nearby stops
Nearest TransitBus · 9 min walk
Nearby Stops4
Bus
Estimated from nearby transit stop data

Nearby Transit

BUS
  • E 125 ST/PARK AVM101M125
    0.5 mi9 min
  • MADISON AV/E 123 STBxM4BxM2BxM3M1
    0.5 mi10 min
  • PARK AV/E 125 STM98
    0.5 mi10 min
  • MOUNT MORRIS PARK WEST/W 121 STM1
    0.5 mi10 min

Nearby Schools & Colleges

PUBLIC SCHOOLS
  • The Urban Assembly School For Global CommerceHigh School
    0.4 mi8 min
  • P.s. 242 - The Young Diplomats Magnet AcademyElementary
    0.5 mi10 min
  • P.s. 030 Hernandez/hughesElementary
    0.6 mi11 min
  • P.s. 138K-12
    0.6 mi11 min
CHARTER SCHOOLS
  • Success Academy Charter Ms Harlem North CentralCharter
    0.2 mi4 min
  • Democracy Preparatory Harlem Charter SchoolK-12
    0.2 mi5 min
  • Democracy Preparatory Charter SchoolSecondary
    0.3 mi5 min
PRIVATE SCHOOLS
  • Fellowship Of Learning SchoolElementary
    0.2 mi3 min
  • Ny Center For Child Development
    0.2 mi4 min
  • St Mark The Evangelist SchoolElementary
    0.4 mi7 min

Safety & Crime

0
Below averageSafety score · last 12 months
LAST 12 MONTHS · 10037
Violent211
Property689
Quality-of-life1,865
Total incidents2,309
PRECINCT
Top precinct#32
NYPD CompStat · updated weekly

At a glance

Year built1910
Floors5
Total units10
Rent-stab units10
ClassC7
BBL1019160030

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