1857 Walton Avenue, The Bronx

A 1922 walk-up apartment building on Walton Avenue with 518 open violations on record across city enforcement files.

1857 Walton Avenue is a walk-up apartment building in The Bronx, New York City (BBL 2028510029). The property is zoned R8, on a 8,125 sq ft lot, with 5 floors and 45 residential units. It was built in 1922. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 518 open building violations for this lot as of 2026-07-05.

Property facts

BBL	2028510029
Borough	The Bronx — Community District 5
Neighborhood	Mount Hope
ZIP code	10453
Zoning district	R8
Building class	C7 — walk-up apartment building (what’s a building class?)
Land use	04 — Mixed residential & commercial buildings
Lot area	8,125 sq ft
Floors	5
Residential units	45
Year built	1922
FAR	4.19 built · 6.02 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

8 open Department of Buildings violations
5 open ECB (OATH) violations
505 open Housing Preservation & Development violations

Violation counts as of 2026-07-05.

Absence of a record means none on file in NYC municipal records — not a certification of compliance.

The complete dossier also covers:

Buildable floor area (residential & commercial)
Recorded ownership & last sale
Recorded mortgages & open debt stack
LL97 carbon exposure by compliance period
Flood coverage percentage & base flood elevation
Climate projections for this lot
Open permits & construction pipeline
Distress signal convergence
Air rights & transferable development rights
Comparable sales (Pro)

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Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.