BOROUGH · BRONX

Underbuilt parcels in Bronx

Bronx has 66,677 parcels built below the density their zoning allows.

349.3M
sq ft unbuilt
66,677
underbuilt parcels
2,744
vacant lots
+9.00
largest unused FAR

Largest opportunities

Underbuilt parcels in Bronx, ranked by unused floor area ratio
728 RIVER AVENUE
BBL 2024820006 · 40,042 sq ft lot
C6-3D · Bronx
0.00 / 9.00
+9.00unused FAR
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51 EAST 161 STREET
BBL 2024840005 · 11,503 sq ft lot
C6-3D · Bronx
0.26 / 9.00
+8.74unused FAR
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903 SHERIDAN AVENUE
BBL 2024600018 · 9,005 sq ft lot
C4-6 · Bronx
1.98 / 10.00
+8.02unused FAR
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48 EAST 161 STREET
BBL 2024830040 · 9,061 sq ft lot
C6-3D · Bronx
0.99 / 9.00
+8.01unused FAR
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67 EAST 161 STREET
BBL 2024840035 · 11,503 sq ft lot
C6-3D · Bronx
1.00 / 9.00
+8.00unused FAR
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62 EAST 161 STREET
BBL 2024830045 · 12,190 sq ft lot
C6-3D · Bronx
1.00 / 9.00
+8.00unused FAR
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76 EAST 161 STREET
BBL 2024740040 · 10,376 sq ft lot
C6-3D · Bronx
1.01 / 9.00
+7.99unused FAR
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830 RIVER AVENUE
BBL 2024830032 · 3,948 sq ft lot
C6-3D · Bronx
1.20 / 9.00
+7.80unused FAR
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CROMWELL AVENUEVacant lot
BBL 2028710133 · 1,365 sq ft lot
R9A · Bronx
0.00 / 7.52
+7.52unused FAR
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EDWARD L GRANT HWY
BBL 2025060040 · 17,635 sq ft lot
R9A · Bronx
0.00 / 7.52
+7.52unused FAR
View on the map

Showing the top 10 of 66,677 by unused FAR. Source: NYC Department of City Planning PLUTO, via NYC Open Data.

Want the full cost breakdown for a zoning analysis? See DIY vs. $49 vs. architect-led.

Community districts in Bronx

12 districts. Each one breaks the borough down to the neighborhoods inside it.