47 East 30th Street, Manhattan
Mixed use · 5 units · built c. 1915 · Block 860, Lot 34.
Building permits
- New Building — Tower, filed Sep 10, 2025, 54 units, 21 stories, described as “Application filed herewith to erect a new twenty-one (21) story building, with fifty-four (54) dwelling units”
- Alteration, filed Aug 25, 2026, estimated cost $5K, described as “Installation of 300PSF sidewalk shed and pipe scaffolding as per plans. All equipment shall comply with chapter #33 of the 2022 code no change in use, egress or occupancy under this application.”
- Alteration, filed Aug 24, 2026, estimated cost $6K, described as “Installation of temporary personnel hoist as per plans. No change in use, egress or occupancy.”
- Alteration, filed May 7, 2026, estimated cost $160, described as “Proposed construction fence. No change to use, egress or occupancy under this application”
- Alteration, filed Mar 6, 2026, estimated cost $7K, described as “Proposed to cut, cap and demolish sprinkler system in conjunction with full demo job # M01309017. No change to use, egress or occupancy under this application.”
- Alteration, filed Feb 23, 2026, described as “Filing for installation of engineered enclosure system”
- Demolition, filed Dec 10, 2025, estimated cost $50K, described as “Full demolition to a four story building”
Property taxes
- Assessment
- $1,676,700
- 2026–27 tax
- $113,208
- Market value (city estimate)
- $3,726,000
- Taxable value
- $910,109
- Assessed land
- $216,000
- Assessed improvements
- $1,460,700
Zoning
C6-4A (part of the lot is C5-2): floor area ratio 2.57 built, 10.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Sep 18, 2025: $4,100,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Flatiron BID Expansion (City Planning 2021M0260): Business improvement district, Completed, filed Nov 30, 2020, decided May 19, 2021. An application from the Small Business Services (SBS) on behalf of the Flatiron Business Improvement District (BID) to modify the existing plan and expand the BID in Community Districts 4 and 5 of Manhattan.