Neighborhoods › Midtown South-Flatiron-Union Square › Building 1088542
Full demolition of 19-story building, est. $2.5M
420 Park Avenue South, Manhattan 10013 · Approved
| Job | M01347075 (5 filings: I1, P1, S1, S2, S3) · Alteration CO |
|---|---|
| Category | demolition |
| Estimated cost | $2,501,730 |
| Scale | 19 → 19 stories; 253 → 253 dwelling units; 15,162 sq ft |
| Work types | General Construction |
| Filed | Feb 11, 2026 |
| Professional | Lpj Architect, Pc |
| Building | BIN 1088542 · BBL 1008580045 |
| Official record | DOB NOW job M01347075 |
DOB description
M01347075-I1: THE SCOPE OF RENOVATION INCLUDES DEMOLITION OF NON-LOAD BEARING PARTITIONS ON THE INTERIOR OF FLOORS 1, 2, AND 3. A NEW SLAB OPENING IS TO BE PROVIDED IN AN EXISTING SLAB TO ALLOW FOR THE REROUTING OF STAIR A. ROOM KEY COUNT MODIFICATIONS.
M01347075-P1: Mechanical Systems modifications related to Public spaces renovation.
M01347075-S1: Mechanical Systems modifications related to Public spaces renovation.
M01347075-S2: Plumbing modifications related to 1st, 2nd, 3rd floor public spaces renovation.
M01347075-S3: Structural Reinforcements related to the Public Spaces.
Status timeline
- Feb 11, 2026 — New job filed (Approved) M01347075-I1
- Feb 16, 2026 — New job filed (Permit Entire) M01347075-S1
- Feb 17, 2026 — New job filed (Approved) M01347075-S3
- Feb 18, 2026 — New job filed (Permit Entire) M01347075-S2
- Mar 9, 2026 — Plans approved (Approved) M01347075-S3
- Apr 27, 2026 — New job filed (Approved) M01347075-P1
- May 14, 2026 — Plans approved (Approved) M01347075-P1
- May 24, 2026 — Plans approved (Approved) M01347075-I1
- Sep 16, 2026 — Permit issued — work can start (Mechanical Systems) M01347075-S1
- Sep 17, 2026 — Permit issued — work can start (Permit Entire) M01347075-S1
- Sep 17, 2026 — Permit issued — work can start (Plumbing) M01347075-S2
- Sep 18, 2026 — Permit issued — work can start (Permit Entire) M01347075-S2
Work permits
| Permit | Work | Status | Issued | Expires |
|---|---|---|---|---|
| M01347075-S2-PL | Plumbing | Permit Issued | Sep 17, 2026 | Apr 18, 2027 |
| M01347075-S1-MS | Mechanical Systems | Permit Issued | Sep 16, 2026 | Dec 14, 2026 |
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