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109 East 73rd Street

Manhattan · Upper East Side-Carnegie Hill, NY 10021

109 East 73rd Street is a 17-apartment building in Upper East Side-Carnegie Hill, built in 1912, managed by A.j. Clarke Real Estate CORP. The City has 2 open housing-code violations on file for it, one of them immediately hazardous, about 0.12 per apartment, in a neighborhood where most buildings have none on record (HPD, as of 5 October 2026). Tenants filed 2 complaints with 311 in the past year, which the City closed in a median of 5 days (311, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.

Managed by A.j. Clarke Real Estate CORP

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Units
17
Year built
1912
Borough
Manhattan

This building’s record with the City

Complaints tenants filed with 311, and repairs a City inspector has asked for. Most repairs are routine maintenance. Both describe the building rather than the people in it, and often predate the current management.

3.8/5Better than most nearbyScored from the records below against every building we cover. It is not a tenant rating. Nobody who lived here said this.

Complaints are down from 3 to 2 year on year.

2tenant complaints

Filed with 311 in the past year · 3 the year before

Typically closed in 5 days · neighborhood median is 4

2open repairs

Outstanding with HPD · about 0.1 per apartment

Immediately hazardous
1
Hazardous
1
Non-hazardous
0

What the open repairs are about

  • Heat or hot water2
  • Electrical1

Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026

The company that manages it, elsewhere

A.j. Clarke Real Estate CORP manages 106 other buildings we cover, holding 1,976 apartments.

open violations
1,294open violations
immediately hazardous
272immediately hazardous
311 complaints
305311 complaints

in the past year

per apartment
0.7per apartment

The company’s record across its other buildings, not this building’s. A company can run one well and another badly, and these figures often predate the current management. (HPD and 311, as of 28 September 2026.)

What tenants say

Nobody has written about 109 East 73rd Street yet.

Does the heat hold in January? How long does the super take? Does management answer the phone, and were you charged what you expected? No public record answers any of that. Only someone who lived here can.

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Also managed by A.j. Clarke Real Estate CORP

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