100 11th Avenue, Manhattan
Condominium · 57 units · built 2007 · Block 691, Lot 7501.
Building permits
- Alteration, filed Jun 11, 2025, estimated cost $48K, described as “Removal of (3) sp heads and assoc branch piping”
- Alteration, filed Apr 17, 2025, estimated cost $61K, described as “Renovate ex. Apt 17/18A including minor partitions & cosmetic finishes. No change to egress, use or occupancy.”
- Alteration, filed Nov 15, 2024, described as “Temporary installation of adjustable suspended scaffold. No change in use, egress, or occupancy. Designated primary site supervisor: dariusz janczak”
- Alteration, filed Aug 12, 2024, estimated cost $20K, described as “Remove window and install exterior wall”
- Alteration, filed Aug 8, 2024, estimated cost $276K, described as “Proposed repair to ex. Fac+ rof to include, but not limited to, repair or aluminum framed windows, cracks in mortar joints + bricks. Chimney repairs to include repair of existing flashing & flue +other misc. Upgrades. No change in use,…”
- Alteration, filed May 23, 2024, described as “Installation of heavy duty sidewalk shed. No change in use, occupancy or egress. Work shall comply with chapter 33 of nycc.”
- Alteration, filed Jan 22, 2024, described as “FISP INSPECTION (Facade Inspection Safety Program) INDUSTRIAL ROPE ACCESS TECHNIQUES AND METHODS. SEE ATTACHED PLANS Designated Primary Site supervisor: Kenneth Cole”
- Alteration, filed Apr 12, 2023, estimated cost $10K, described as “Propose plumbing work filed in conjunction with GC #M00856317-I1 for interior renovation of penthouse apartment. No change in use, egress, or occupancy.”
- Alteration, filed Apr 12, 2023, estimated cost $15K, described as “Propose interior renovation in residential apartment with minor interior partition work with no structural intervention. No change in use, egress, or occupancy as per plan”
- Alteration, filed Oct 6, 2022, estimated cost $639K, described as “Interior renovation to partitions, ceilings and doors as shown on plans for apartment 20A. No change in use, egress or occupancy.”
- Alteration, filed Oct 6, 2022, estimated cost $115K, described as “Modifications to existing PL/SP system for apartment 20A. No change in use, egress or occupancy.”
- Alteration, filed Oct 6, 2022, estimated cost $13K, described as “Modifications to ductwork / piping for existing HVAC system for apartment 20A. No change in use, egress or occupancy.”
- Alteration, filed Sep 22, 2020, described as “Installation of temporary supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
Property taxes
- Assessment
- $22,007,705
- 2026–27 tax
- $2,488,252
- Market value (city estimate)
- $48,906,000
- Taxable value
- $21,228,888
- Assessed land
- $4,500,012
- Assessed improvements
- $17,507,693
- Condo units with their own tax lots
- 58
Tax breaks
- Co-op and condo abatement, with no end date, a $137,614 credit this tax year.
Zoning
C6-3: floor area ratio 9.43 built, above the 7.52 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NGVD29). FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 11 ft (NAVD88).
Recent sales
- Aug 10, 2026: $3,150,000, Apt 7D
- Mar 26, 2026: $3,110,000, Apt 9D
- Mar 11, 2026: $860,000, Apt 3B
- Oct 31, 2025: $3,933,000, Apt 16A
- Oct 29, 2025: $3,400,000, Apt 8A
- May 25, 2025: $23,626,609, Apt 23PH
- Nov 5, 2024: $7,930,000, Apt 1718A
- Aug 14, 2024: $2,998,500, Apt 5A
- Jun 27, 2024: $3,175,000, Apt 14C
- Jan 24, 2023: $814,000, Apt 3C
The 10 most recent of 27 open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Variance or special permit (Board of Standards and Appeals 233-01-BZ): Variance or special permit, Denied, filed Jul 9, 2001, decided Nov 18, 2003. Variance (§72-21) to permit the proposed construction of a mixed use 16 story commercial/residential building, Use Groups 2 and 6, in an M1-5 zoning district, in which the residential use with accessory off street parking spaces is not…