Biggest building emitters in New York City

Top 100 by reported greenhouse-gas emissions under Local Law 84 (LL84), latest disclosure year per building. Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.

Top 100 by reported emissions

#	Building	City	Emissions	Score	Floor area
1	St. Barnabas Nursing Home 1	New York City	1,930,445 tCO₂e	D1	115,495 sq ft
2	St. Barnabas Parent	New York City	1,925,440 tCO₂e	D1	521,174 sq ft
3	136 - St. Vincent Ferrer St. Catherine Siena - Parent Property	New York City	414,109 tCO₂e	–—	84,131 sq ft
4	Pratt S.I. Campus - Total	New York City	141,938 tCO₂e	–—	438,530 sq ft
5	Co-Op City	New York City	138,481 tCO₂e	D46	21,150,159 sq ft
6	NYP Columbia (West Campus)	New York City	132,358 tCO₂e	D12	5,144,107 sq ft
7	Benchmarking Group - 211	New York City	93,318 tCO₂e	–—	5,970,773 sq ft
8	120 - Epiphany Church and Lower School - Parent Property	New York City	91,274 tCO₂e	D1	53,000 sq ft
9	Franklin Plaza 1656	New York City	85,851 tCO₂e	D1	1,838,700 sq ft
10	Columbia University Main Campus	New York City	85,124 tCO₂e	–—	6,890,880 sq ft
11	DOC_9202_Rikers Island Bakery	New York City	83,035 tCO₂e	–—	111,450 sq ft
12	NYU: Washington Square CoGen Campus	New York City	80,240 tCO₂e	–—	7,553,129 sq ft
13	LL84 NYU Langone Health - Main Campus	New York City	76,581 tCO₂e	–—	3,532,083 sq ft
14	Parkchester Full Campus (North + South)	New York City	72,078 tCO₂e	D28	12,817,770 sq ft
15	LL84 NYU Langone Health Tisch Hospital	New York City	71,553 tCO₂e	D1	689,324 sq ft
16	Rockefeller Center (All Bldgs)	New York City	71,221 tCO₂e	–—	8,053,115 sq ft
17	Rochdale Village - 4436332	New York City	69,444 tCO₂e	D1	254,803 sq ft
18	Rochdale Village - Campus	New York City	69,444 tCO₂e	D9	7,898,975 sq ft
19	Hudson Yards Cogen Campus	New York City	68,380 tCO₂e	–—	7,739,076 sq ft
20	Warren Weaver Hall	New York City	66,677 tCO₂e	–—	178,324 sq ft
21	MSKCC - Super Campus -(Main Campus / Schwartz / RRL/ ZRC )	New York City	63,172 tCO₂e	–—	2,437,399 sq ft
22	CEPSR Schapiro	New York City	60,211 tCO₂e	–—	207,940 sq ft
23	AECOM College, Laboratory Spaces and Weiler Campus	New York City	59,462 tCO₂e	–—	2,173,486 sq ft
24	NYP Cornell (East Campus)	New York City	55,574 tCO₂e	D47	2,801,795 sq ft
25	111 Eighth Avenue	New York City	53,701 tCO₂e	–—	2,375,706 sq ft
26	Moses Campus	New York City	52,888 tCO₂e	–—	1,590,710 sq ft
27	DEP > BWT_9611_Newtown Creek WPCP Campus	New York City	51,516 tCO₂e	D1	1,306,271 sq ft
28	Benchmarking Group - 212	New York City	51,477 tCO₂e	–—	3,472,597 sq ft
29	1980-2040 East Tremont Avenue - Parent Property	New York City	49,023 tCO₂e	D1	2,820,651 sq ft
30	2020 East Tremont Avenue	New York City	49,023 tCO₂e	D1	2,409,161 sq ft
31	MSKCC Super Campus - Main Campus / RRL / ZRC	New York City	48,737 tCO₂e	–—	2,490,355 sq ft
32	NH LIJ ZH Hospital Campus	New York City	47,836 tCO₂e	D12	1,699,445 sq ft
33	P&S - Black LL97	New York City	47,833 tCO₂e	–—	721,049 sq ft
34	P&S - Black	New York City	47,833 tCO₂e	–—	721,049 sq ft
35	NH LIJ 75-59 263rd St 4463314	New York City	47,164 tCO₂e	–—	22,298 sq ft
36	Parkchester South - 2039430200	New York City	46,701 tCO₂e	–—	50,000 sq ft
37	DEP > BWT_859_Wards Island WPCP Campus	New York City	46,043 tCO₂e	D20	1,546,246 sq ft
38	Benchmarking Group - 38	New York City	45,282 tCO₂e	A93	2,381,204 sq ft
39	Moses Campus	New York City	44,394 tCO₂e	D30	1,715,442 sq ft
40	NH LIJ Hillside Campus	New York City	43,849 tCO₂e	D21	1,729,945 sq ft
41	NH LIJ Medical	New York City	42,561 tCO₂e	D15	1,575,735 sq ft
42	3401 BAINBRIDGE AVE	New York City	41,357 tCO₂e	D1	626,044 sq ft
43	Stuyvesant Town	New York City	39,464 tCO₂e	B83	9,055,218 sq ft
44	1300 Morris Park Avenue	New York City	39,017 tCO₂e	–—	572,892 sq ft
45	Benchmarking Group - 226	New York City	38,988 tCO₂e	–—	2,345,603 sq ft
46	Benchmarking Group - 10	New York City	38,540 tCO₂e	–—	3,385,955 sq ft
47	388 Greenwich - HQ	New York City	38,264 tCO₂e	B82	2,329,941 sq ft
48	H+H_9691_Bellevue Hospital: Center	New York City	37,776 tCO₂e	A91	2,276,300 sq ft
49	20-30 Hudson Yards	New York City	34,862 tCO₂e	–—	3,810,623 sq ft
50	30 Rockefeller Plaza (Bld 1 & 9)	New York City	34,855 tCO₂e	–—	2,862,565 sq ft
51	Western Union Building	New York City	34,247 tCO₂e	–—	1,028,016 sq ft
52	1250-1300 Morris Park Avenue (South Campus, Lot 1)	New York City	33,437 tCO₂e	–—	911,540 sq ft
53	CIG MMA_4427_Metropolitan Museum of Art	New York City	33,134 tCO₂e	–—	2,153,282 sq ft
54	Warbasse House	New York City	31,947 tCO₂e	D38	3,438,544 sq ft
55	2701 W 6th St	New York City	31,654 tCO₂e	–—	63,600 sq ft
56	RIIS/RIIS II/WALD/BARUCH/BARUCH HOUSES ADDITION CAMPUS	New York City	31,233 tCO₂e	C65	5,348,775 sq ft
57	H+H_4318_Kings County Hospital: Buildings A, B, C	New York City	30,242 tCO₂e	D2	658,920 sq ft
58	Benchmarking Group - 33	New York City	29,734 tCO₂e	–—	2,518,921 sq ft
59	Deutsche Bank Center	New York City	29,493 tCO₂e	–—	2,598,958 sq ft
60	RED HOOK EAST/RED HOOK WEST CAMPUS	New York City	28,110 tCO₂e	D2	2,728,410 sq ft
61	Benchmarking Group - 23	New York City	27,497 tCO₂e	A94	1,654,909 sq ft
62	KERN57 - 303 East 57th Street	New York City	27,242 tCO₂e	D1	539,027 sq ft
63	JOHNSON	New York City	27,122 tCO₂e	D1	1,261,187 sq ft
64	DEP > BWT_840_North River WPCP Campus	New York City	26,978 tCO₂e	D9	1,129,933 sq ft
65	PENN 1 (LL97)	New York City	26,265 tCO₂e	–—	2,488,353 sq ft
66	Philippine Center Management Board	New York City	25,965 tCO₂e	–—	39,000 sq ft
67	One Bryant Park	New York City	25,651 tCO₂e	C62	2,237,686 sq ft
68	Main Campus - Lot 05 (Part of MSKCC - Main Campus / RRL / ZRC)	New York City	24,657 tCO₂e	–—	1,208,625 sq ft
69	Benchmarking Group - 8	New York City	23,553 tCO₂e	A90	1,289,724 sq ft
70	JOHNSON/JEFFERSON CAMPUS	New York City	23,489 tCO₂e	D10	2,758,857 sq ft
71	Brooklyn Army Terminal - Campus	New York City	23,485 tCO₂e	–—	3,926,973 sq ft
72	CIG > LCPA_CAMPUS ON CMP	New York City	22,795 tCO₂e	–—	2,396,331 sq ft
73	55 Water	New York City	22,761 tCO₂e	B78	3,486,407 sq ft
74	DEP > BWT_9609_Hunts Point WPCP Campus	New York City	22,547 tCO₂e	B74	509,197 sq ft
75	Benchmarking Group - 115	New York City	22,251 tCO₂e	D31	1,081,100 sq ft
76	H+H_4327_Woodhull Medical and Mental Health Center	New York City	22,171 tCO₂e	D20	1,075,702 sq ft
77	New York Marriott Marquis Hotel - LL84	New York City	22,045 tCO₂e	D22	1,943,287 sq ft
78	32 Sixth Avenue	New York City	21,859 tCO₂e	–—	1,128,856 sq ft
79	Jerome L Greene Science Center/Lenfest Center for the Arts	New York City	21,736 tCO₂e	–—	607,803 sq ft
80	Maimonides - Main Campus	New York City	21,706 tCO₂e	C60	895,621 sq ft
81	One New York Plaza (13 SOUTH STREET)	New York City	21,686 tCO₂e	C59	2,542,563 sq ft
82	DEP > BWT_9607_Bowery Bay WPCP Campus	New York City	21,467 tCO₂e	B77	1,417,230 sq ft
83	Benchmarking Group - 51	New York City	21,436 tCO₂e	–—	2,516,390 sq ft
84	CBS Broadcast Center	New York City	21,401 tCO₂e	–—	737,480 sq ft
85	H+H_4295_Jacobi Medical Center: Jacobi Building	New York City	21,379 tCO₂e	D7	716,550 sq ft
86	Benchmarking Group - 218	New York City	21,163 tCO₂e	–—	457,900 sq ft
87	DEP_9921_Croton Water Treatment Plant	New York City	21,133 tCO₂e	–—	456,500 sq ft
88	Zuckerman Research Center - (Child of MSKCC Super Campus)	New York City	21,071 tCO₂e	–—	703,782 sq ft
89	Morningside Campus Parent	New York City	21,054 tCO₂e	–—	1,039,510 sq ft
90	New York Presbyterian- Brooklyn Methodist Hospital	New York City	21,034 tCO₂e	A96	1,451,790 sq ft
91	1633 Broadway - Paramount Plaza	New York City	21,025 tCO₂e	B75	2,837,932 sq ft
92	Woodhull Medical & Mental Health Center	New York City	20,700 tCO₂e	B73	1,321,320 sq ft
93	Metlife Building (200 Park)	New York City	20,663 tCO₂e	C69	2,993,388 sq ft
94	Westview - 595-625 Main Street	New York City	20,662 tCO₂e	–—	526,933 sq ft
95	1260 Avenue of the Americas (Bld 18) (Radio City)	New York City	20,323 tCO₂e	–—	1,003,272 sq ft
96	North Shore Towers Campus	New York City	20,226 tCO₂e	–—	3,477,147 sq ft
97	1211 Avenue of the Americas	New York City	20,081 tCO₂e	–—	2,005,345 sq ft
98	SHEEPSHEAD BAY/NOSTRAND CAMPUS	New York City	20,059 tCO₂e	D5	2,159,000 sq ft
99	1221 Avenue of the Americas	New York City	19,685 tCO₂e	A86	2,636,182 sq ft
100	Benchmarking Group - 17	New York City	19,684 tCO₂e	–—	641,893 sq ft

Frequently asked questions

Which New York City building emits the most carbon?

St. Barnabas Nursing Home 1 reported 1,930,445 tCO₂e in its latest Local Law 84 (LL84) disclosure — the highest in New York City. Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.

Dataset updated July 2026 . Source: Energy and Water Data Disclosure public disclosure.