5-43 51st Avenue Condominium

5-43 51st Avenue, Long Island City, NY 11101

5-43 51st Avenue is a two-residence micro-condominium in an altered early-1900s Long Island City building. Public tax records show two separately assessed residential interests.

Also indexed as 5-43 51st Ave Condo · 543 51st Avenue Condominium

Building type: Two-residence condominium in an altered early-1900s townhouse-scale structure
Built: 1901
Homes: 2
Stories: 4

Reviewed 2026-09-09. This is an existing building. A current listing may be a resale, sponsor-held home or another ownership situation; verify the exact seller and offering context.

Six official checks · 2026-09-09

Public-record screen

Source-matched formation, occupancy, energy, Local Law 97, safety and façade records. Open the evidence; confirm current conditions.

What to ask next

There is no conventional public offering plan to retrieve. Review the accepted no-action material, recorded declaration, bylaws, maps and exact unit deed instead.

View all six official checks

NYAG formation record: NA180170 · accepted no-action matterA conventional public offering plan is not applicable to this two-residence condominium.NY Attorney General
Occupancy record: No issued record matchedThis is an extract result—not a conclusion about legal occupancy.NYC Department of Buildings
2024 energy disclosure: No reporting record matchedA missing match does not establish exemption or non-filing.NYC benchmarking disclosure
Local Law 97: Not on the 2026 reference listThe DOB list is a reference only and does not determine legal obligations.NYC DOB covered-buildings list
DOB / ECB snapshot: DOB NOW 0 · legacy 0Active ECB Class 1: 0. Categories remain separate to avoid double counting.NYC DOB safety records
Façade filing: Not indicated by floor-count screenPLUTO shows 4 floors; this is a research screen, not a legal determination.NYC DOB FISP filings

Considering a residence here?

Compare the exact home—not only the building.

Send Lauren and Ivan the listing—or the homes you are comparing—and begin with a focused call. For represented clients, deeper work can connect the exact line, floor, applicable plan-defined layout, recorded-sales history and open ownership questions.

Compare this residence Response within one business day.

Building character

Boutique building

Location and access

Near subway
Near NYC Ferry

Official sources and limits (10)

Official identifiers and dated extracts establish a research starting point. They do not replace the current offering plan, management package, contract review, inspection, title search or advice from the buyer’s attorney and other professionals.

Facts and evidence states checked 2026-09-09; refresh time-sensitive details before publication.
This profile was added through the second-pass official condominium-lot screen and reconciled to a saleable residential identity.
NYAG accepted no-action matter NA180170 on January 8, 2021. A conventional public offering plan is not applicable; the foundational documents are the no-action material, declaration, bylaws and condominium maps.
PLUTO records four stories and a 2019 alteration while older consumer pages say three stories; exact layouts, measurements and shared obligations require document review.
Labels marked “some/select residences” are unit-level opportunities, not building-wide promises.