Office buildings in Cambridge

117 office buildings benchmarked under BEUDO, graded by ENERGY STAR score.

Buildings

117

Avg score

Avg site EUI

78.7

kBtu/ft²

Floor area

14.2M ft²

combined

Top of the class

Most efficient

Building	Score	Site EUI	Floor area
515 Massachusetts Ave, Cambridge, MA 02139, USA	A100	13.2 kBtu/ft²	46,350 sq ft
5 Western Avenue	A98	29.6 kBtu/ft²	34,055 sq ft
614-622 Massachusetts Ave	A97	21.6 kBtu/ft²	48,560 sq ft
29 Kirkland Street	A94	49.4 kBtu/ft²	57,896 sq ft
10-14 Arrow Street and 25-27 Mount Auburn Street	A92	40.1 kBtu/ft²	63,198 sq ft
145 Broadway	A91	57.3 kBtu/ft²	490,000 sq ft
25 First Street	A91	34.0 kBtu/ft²	252,662 sq ft
10 Fawcett St	A91	48.4 kBtu/ft²	107,681 sq ft
130 Prospect Street	A90	33.4 kBtu/ft²	37,916 sq ft
Two Education Circle	A89	72.9 kBtu/ft²	300,000 sq ft
Two Brattle Square	A89	53.3 kBtu/ft²	30,674 sq ft
362 Green Street	A89	42.4 kBtu/ft²	24,263 sq ft
Massachusetts Avenue 1341	A89	50.0 kBtu/ft²	13,206 sq ft
1000 Massachusetts Ave	A88	60.2 kBtu/ft²	108,411 sq ft
80-96 Sherman Street	A88	30.2 kBtu/ft²	57,500 sq ft

Penalty exposure

Least efficient

Building	Score	Site EUI	Floor area
10, 12, 20-22-24, 36, 50, 60, 62, 64 Moulton Street	D4	244.4 kBtu/ft²	193,217 sq ft
One Hampshire St	D5	246.2 kBtu/ft²	361,302 sq ft
600 Technology Square	D8	112.1 kBtu/ft²	127,224 sq ft
51 First Street	D8	98.3 kBtu/ft²	1,274 sq ft
60 Oxford Street	D9	235.6 kBtu/ft²	97,036 sq ft
77 Fawcett Street	D11	104.5 kBtu/ft²	34,842 sq ft
497-507 Massachusetts Ave	D12	129.7 kBtu/ft²	34,388 sq ft
485 Mass Ave.	D15	108.1 kBtu/ft²	39,961 sq ft
17 Quincy St	D15	127.9 kBtu/ft²	21,330 sq ft
700 Technology Square	D17	100.2 kBtu/ft²	48,930 sq ft
1280 Massachusetts Avenue	D22	83.6 kBtu/ft²	42,368 sq ft
684-686 Massachusetts Ave	D24	117.8 kBtu/ft²	14,144 sq ft
1030 Massachusetts Avenue	D32	160.2 kBtu/ft²	77,805 sq ft
125 Mount Auburn Street	D32	91.9 kBtu/ft²	46,085 sq ft
114 Mt Auburn Street	D37	84.2 kBtu/ft²	65,107 sq ft

Scale

Largest

Building	Score	Site EUI	Floor area
325 Main St	A87	47.5 kBtu/ft²	494,512 sq ft
145 Broadway	A91	57.3 kBtu/ft²	490,000 sq ft
314 Main St.	B80	67.9 kBtu/ft²	482,220 sq ft
100 Binney	–—	237.2 kBtu/ft²	430,305 sq ft
One Broadway	B74	126.3 kBtu/ft²	392,085 sq ft
One Memorial Drive	B83	49.5 kBtu/ft²	369,436 sq ft
One Hampshire St	D5	246.2 kBtu/ft²	361,302 sq ft
450 Water Street	D46	97.7 kBtu/ft²	350,500 sq ft
500 Kendall Street	B72	68.1 kBtu/ft²	349,325 sq ft
75 Mount Auburn Street	B79	85.0 kBtu/ft²	345,571 sq ft

Frequently asked questions

How efficient are Cambridge's office buildings?

The 117 benchmarked office buildings in Cambridge average an ENERGY STAR score of 64 and a site energy-use intensity of 78.7 kBtu/ft² in their latest BEUDO disclosures.

Which office building in Cambridge has the best energy grade?

515 Massachusetts Ave, Cambridge, MA 02139, USA leads with an ENERGY STAR score of 100.

Dataset updated July 2026 . Source: Building Energy Use Disclosure Ordinance (BEUDO) public disclosure.