455 Main St

Cambridge, MA 02142

186 permits on record here. The newest, Aug 26: Electrical permit, no description from the city. Within a quarter mile, the city has issued 183 more permits (105 projects) since May 1.

1. Electrical permit, no description from the city × 3 permits

   Electrical
   Jul 13 to Aug 26not listed
2. Plumbing permit, no description from the city × 2 permits

   Plumbing
   Aug 4 to 7not listed
3. Fire systems permit, no description from the city × 2 permits

   Fire systems
   Jul 8 to 30not listed
4. Addition permit, no description from the city × 2 permits

   Addition
   Jun 25 to Jul 16not listed
5. Mechanical (HVAC) permit, no description from the city × 2 permits

   Mechanical (HVAC)
   Jun 30not listed
6. Mechanical (HVAC) permit, no description from the city

   Mechanical (HVAC)
   Apr 22not listed
7. Plumbing permit, no description from the city

   Plumbing
   Apr 6not listed
8. Roofing permit, no description from the city

   Roofing
   Mar 30not listed
9. Mechanical (HVAC) permit, no description from the city

   Mechanical (HVAC)
   Feb 9not listed
10. Fire systems permit, no description from the city × 2 permits

    Fire systems
    Jan 16not listed
11. Plumbing permit, no description from the city × 3 permits

    Plumbing
    Jan 13not listed
12. Addition permit, no description from the city × 2 permits

    Addition
    Dec 17 to 18, 2025not listed
13. Electrical permit, no description from the city × 5 permits

    Electrical
    Oct 20, 2025 to Dec 8, 2025not listed
14. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Nov 6, 2025not listed
15. Mechanical (HVAC) permit, no description from the city × 3 permits

    Mechanical (HVAC)
    Jul 16, 2025 to Sep 2, 2025not listed
16. Plumbing permit, no description from the city × 4 permits

    Plumbing
    Jun 11, 2025 to Aug 5, 2025not listed
17. Fire systems permit, no description from the city × 2 permits

    Fire systems
    Jul 3 to 30, 2025not listed
18. Electrical permit, no description from the city × 4 permits

    Electrical
    Jun 17, 2025 to Jul 2, 2025not listed
19. Addition permit, no description from the city × 2 permits

    Addition
    Jun 18, 2025not listed
20. Electrical permit, no description from the city × 2 permits

    Electrical
    Jan 31, 2025 to Mar 11, 2025not listed
21. Fire systems permit, no description from the city × 2 permits

    Fire systems
    Jan 15, 2025 to Mar 7, 2025not listed
22. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Dec 19, 2024not listed
23. Electrical permit, no description from the city × 2 permits

    Electrical
    Dec 18, 2024not listed
24. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Dec 9, 2024not listed
25. Fire systems permit, no description from the city × 2 permits

    Fire systems
    Dec 5, 2024not listed
26. Addition permit, no description from the city × 2 permits

    Addition
    Sep 30, 2024 to Nov 5, 2024not listed
27. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Feb 21, 2024not listed
28. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Oct 19, 2023not listed
29. Electrical permit, no description from the city × 2 permits

    Electrical
    Oct 5 to 19, 2023not listed
30. Fire systems permit, no description from the city

    Fire systems
    Oct 2, 2023not listed
31. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Aug 3, 2023 to Sep 26, 2023not listed
32. Addition permit, no description from the city

    Addition
    Sep 5, 2023not listed
33. Electrical permit, no description from the city

    Electrical
    Apr 14, 2023not listed
34. Electrical permit, no description from the city × 3 permits

    Electrical
    Feb 9, 2023not listed
35. Fire systems permit, no description from the city

    Fire systems
    Feb 6, 2023not listed
36. Electrical permit, no description from the city × 2 permits

    Electrical
    Dec 1, 2022not listed
37. Addition permit, no description from the city

    Addition
    Nov 22, 2022not listed
38. Fire systems permit, no description from the city

    Fire systems
    Aug 24, 2022not listed
39. Plumbing permit, no description from the city × 4 permits

    Plumbing
    Jun 28, 2022 to Aug 10, 2022not listed
40. Electrical permit, no description from the city × 2 permits

    Electrical
    Jul 26, 2022 to Aug 2, 2022not listed
41. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Jul 28, 2022not listed
42. Addition permit, no description from the city × 2 permits

    Addition
    Jul 12 to 25, 2022not listed
43. Fire systems permit, no description from the city

    Fire systems
    Jun 3, 2022not listed
44. Addition permit, no description from the city

    Addition
    May 4, 2022not listed
45. Electrical permit, no description from the city

    Electrical
    Mar 15, 2022not listed
46. Electrical permit, no description from the city × 9 permits

    Electrical
    Sep 16, 2021 to Oct 27, 2021not listed
47. Mechanical (HVAC) permit, no description from the city × 3 permits

    Mechanical (HVAC)
    Sep 23, 2021 to Oct 1, 2021not listed
48. Plumbing permit, no description from the city × 4 permits

    Plumbing
    Sep 13 to 30, 2021not listed
49. Fire systems permit, no description from the city × 4 permits

    Fire systems
    Aug 24, 2021 to Sep 27, 2021not listed
50. Addition permit, no description from the city × 3 permits

    Addition
    Aug 31, 2021not listed
51. Electrical permit, no description from the city

    Electrical
    Aug 5, 2021not listed
52. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    May 27, 2021not listed
53. Electrical permit, no description from the city × 2 permits

    Electrical
    May 4 to 20, 2021not listed
54. Plumbing permit, no description from the city × 2 permits

    Plumbing
    May 11 to 12, 2021not listed
55. Fire systems permit, no description from the city

    Fire systems
    May 11, 2021not listed
56. Addition permit, no description from the city

    Addition
    Mar 18, 2021not listed
57. Electrical permit, no description from the city × 2 permits

    Electrical
    Oct 15, 2020 to Dec 9, 2020not listed
58. Electrical permit, no description from the city

    Electrical
    Oct 7, 2020not listed
59. Addition permit, no description from the city

    Addition
    Oct 6, 2020not listed
60. Electrical permit, no description from the city × 3 permits

    Electrical
    Jun 29, 2020 to Jul 28, 2020not listed
61. Fire systems permit, no description from the city

    Fire systems
    Jul 24, 2020not listed
62. Mechanical (HVAC) permit, no description from the city × 3 permits

    Mechanical (HVAC)
    Jun 30, 2020 to Jul 10, 2020not listed
63. Addition permit, no description from the city

    Addition
    Jul 8, 2020not listed
64. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Jun 29, 2020 to Jul 1, 2020not listed
65. Electrical permit, no description from the city × 4 permits

    Electrical
    Feb 11, 2020 to Mar 11, 2020not listed
66. Electrical permit, no description from the city × 4 permits

    Electrical
    Nov 12, 2019 to Jan 7, 2020not listed
67. Fire systems permit, no description from the city

    Fire systems
    Dec 18, 2019not listed
68. Plumbing permit, no description from the city × 4 permits

    Plumbing
    Nov 6, 2019 to Dec 10, 2019not listed
69. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Dec 10, 2019not listed
70. Addition permit, no description from the city

    Addition
    Dec 5, 2019not listed
71. Electrical permit, no description from the city × 4 permits

    Electrical
    Aug 30, 2019 to Oct 28, 2019not listed
72. Fire systems permit, no description from the city × 2 permits

    Fire systems
    Oct 4 to 8, 2019not listed
73. Addition permit, no description from the city

    Addition
    Sep 26, 2019not listed
74. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Sep 24, 2019not listed
75. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Sep 9, 2019not listed
76. Electrical permit, no description from the city × 6 permits

    Electrical
    Jul 22, 2019 to Aug 28, 2019not listed
77. Mechanical (HVAC) permit, no description from the city × 3 permits

    Mechanical (HVAC)
    May 13, 2019 to Jul 11, 2019not listed
78. Fire systems permit, no description from the city × 6 permits

    Fire systems
    May 24, 2019 to Jun 10, 2019not listed
79. Electrical permit, no description from the city × 2 permits

    Electrical
    Apr 10, 2019 to May 6, 2019not listed
80. Addition permit, no description from the city

    Addition
    May 2, 2019not listed
81. Plumbing permit, no description from the city

    Plumbing
    May 1, 2019not listed
82. Fire systems permit, no description from the city

    Fire systems
    Mar 28, 2019not listed
83. Electrical permit, no description from the city × 2 permits

    Electrical
    Feb 11 to 28, 2019not listed
84. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Feb 27, 2019not listed
85. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Feb 4 to 26, 2019not listed
86. Addition permit, no description from the city

    Addition
    Jan 30, 2019not listed
87. Fire systems permit, no description from the city

    Fire systems
    Jan 11, 2019not listed
88. Electrical permit, no description from the city

    Electrical
    Dec 19, 2018not listed
89. Fire systems permit, no description from the city

    Fire systems
    Jul 23, 2018not listed

1. Electrical permit, no description from the city

   415 Main St · 150 ft SE · Electrical
   May 19not listed

1. Mechanical (HVAC) permit, no description from the city × 6 permits

   200 Technology Sq · 430 ft W · Mechanical (HVAC)
   Aug 26 to Oct 2not listed
2. Electrical permit, no description from the city

   75 Broadway · 850 ft NE · Electrical
   Oct 1not listed
3. Fire systems permit, no description from the city × 2 permits

   200 Technology Sq · 430 ft W · Fire systems
   Sep 17 to 30not listed
4. Mechanical (HVAC) permit, no description from the city

   120 Broadway · 550 ft NE · Mechanical (HVAC)
   Sep 29not listed
5. Electrical permit, no description from the city × 5 permits

   200 Technology Sq · 430 ft W · Electrical
   Sep 10 to 28not listed
6. Plumbing permit, no description from the city × 3 permits

   200 Technology Sq · 430 ft W · Plumbing
   Sep 3 to 25not listed
7. Fire systems permit, no description from the city × 2 permits

   400 Technology Sq · 690 ft NW · Fire systems
   Sep 24not listed
8. Electrical permit, no description from the city × 2 permits

   31 Ames St · 610 ft SE · Electrical
   Jul 20 to Sep 10not listed
9. Mechanical (HVAC) permit, no description from the city

   400 Technology Sq · 690 ft NW · Mechanical (HVAC)
   Sep 8not listed
10. Mechanical (HVAC) permit, no description from the city

    205 Galileo Galilei Way · 310 ft N · Mechanical (HVAC)
    Sep 3not listed
11. Addition permit, no description from the city × 3 permits

    200 Technology Sq · 430 ft W · Addition
    Aug 14 to Sep 3not listed
12. Mechanical (HVAC) permit, no description from the city

    314 Main St · 840 ft E · Mechanical (HVAC)
    Sep 2not listed
13. Electrical permit, no description from the city × 2 permits

    314 Main St · 840 ft E · Electrical
    Sep 1not listed
14. Electrical permit, no description from the city

    90 Broadway · 710 ft E · Electrical
    Sep 1not listed
15. Electrical permit, no description from the city × 2 permits

    555 Technology Sq · 700 ft NW · Electrical
    Jul 6 to Aug 25not listed
16. Electrical permit, no description from the city

    141 Broadway · 700 ft NE · Electrical
    Aug 19not listed
17. Fire systems permit, no description from the city

    15 Vassar St · 280 ft SW · Fire systems
    Aug 18not listed
18. Electrical permit, no description from the city × 6 permits

    400 Technology Sq · 690 ft NW · Electrical
    Jun 17 to Aug 12not listed
19. Addition permit, no description from the city

    75 Broadway · 850 ft NE · Addition
    Aug 11not listed
20. Mechanical (HVAC) permit, no description from the city × 3 permits

    73-75 Ames St · 410 ft E · Mechanical (HVAC)
    Jul 7 to Aug 10not listed
21. Electrical permit, no description from the city × 2 permits

    15 Vassar St · 280 ft SW · Electrical
    Jul 20 to Aug 10not listed
22. Electrical permit, no description from the city × 4 permits

    73-75 Ames St · 410 ft E · Electrical
    Jun 9 to Aug 7not listed
23. Addition permit, no description from the city

    70 Broadway · 850 ft E · Addition
    Aug 5not listed
24. Electrical permit, no description from the city × 3 permits

    325 Main St · 740 ft E · Electrical
    Jun 23 to Aug 3not listed
25. Alteration or repair permit, no description from the city

    200 Technology Sq · 430 ft W · Alteration or repair
    Aug 3not listed
26. Mechanical (HVAC) permit, no description from the city × 3 permits

    325 Main St · 740 ft E · Mechanical (HVAC)
    Jun 15 to Jul 30not listed
27. Plumbing permit, no description from the city

    75 Broadway · 850 ft NE · Plumbing
    Jul 28not listed
28. Electrical permit, no description from the city × 2 permits

    75 Ames St · 460 ft E · Electrical
    Jun 3 to Jul 24not listed
29. Fire systems permit, no description from the city

    25 Ames St · 820 ft S · Fire systems
    Jul 15not listed
30. Electrical permit, no description from the city

    25 Ames St · 820 ft S · Electrical
    Jul 15not listed
31. Electrical permit, no description from the city × 2 permits

    355 Main St · 700 ft E · Electrical
    May 18 to Jul 9not listed
32. Electrical permit, no description from the city × 2 permits

    300 Technology Sq · 590 ft W · Electrical
    Jun 18 to Jul 1not listed
33. Fire systems permit, no description from the city × 4 permits

    200 Technology Sq · 430 ft W · Fire systems
    May 13 to Jun 30not listed
34. Mechanical (HVAC) permit, no description from the city

    1 Hampshire St · 810 ft N · Mechanical (HVAC)
    Jun 30not listed
35. Plumbing permit, no description from the city

    1 Hampshire St · 810 ft N · Plumbing
    Jun 30not listed
36. Electrical permit, no description from the city

    51 Vassar St · 890 ft SW · Electrical
    Jun 30not listed
37. Mechanical (HVAC) permit, no description from the city × 2 permits

    75 Broadway · 850 ft NE · Mechanical (HVAC)
    Jun 18 to 24not listed
38. Addition permit, no description from the city

    73-75 Ames St · 410 ft E · Addition
    Jun 23not listed
39. Addition permit, no description from the city

    200 Technology Sq · 430 ft W · Addition
    Jun 23not listed
40. Fire systems permit, no description from the city

    75 Ames St · 460 ft E · Fire systems
    Jun 22not listed
41. Electrical permit, no description from the city × 8 permits

    200 Technology Sq · 430 ft W · Electrical
    May 1 to Jun 17not listed
42. Addition permit, no description from the city × 2 permits

    75 Ames St · 460 ft E · Addition
    Jun 12 to 16not listed
43. Plumbing permit, no description from the city

    88 Ames St · 500 ft E · Plumbing
    Jun 8not listed
44. Electrical permit, no description from the city × 7 permits

    400 Technology Sq · 690 ft NW · Electrical
    May 5 to Jun 3not listed
45. Electrical permit, no description from the city

    88 Ames St · 500 ft E · Electrical
    Jun 3not listed
46. Electrical permit, no description from the city × 2 permits

    75 Broadway · 850 ft NE · Electrical
    May 6 to Jun 3not listed
47. Electrical permit, no description from the city

    555 Technology Sq · 700 ft NW · Electrical
    Jun 2not listed
48. Electrical permit, no description from the city

    314 Main St · 840 ft E · Electrical
    Jun 1not listed
49. Electrical permit, no description from the city × 2 permits

    325 Main St · 740 ft E · Electrical
    May 21 to Jun 1not listed
50. Mechanical (HVAC) permit, no description from the city

    15 Vassar St · 280 ft SW · Mechanical (HVAC)
    May 29not listed
51. Electrical permit, no description from the city

    150 Broadway · 530 ft NE · Electrical
    May 29not listed
52. Electrical permit, no description from the city

    1 Hampshire St · 810 ft N · Electrical
    May 27not listed
53. Electrical permit, no description from the city × 2 permits

    73-75 Ames St · 410 ft E · Electrical
    May 5 to 27not listed
54. Electrical permit, no description from the city

    90 Broadway · 710 ft E · Electrical
    May 27not listed
55. Plumbing permit, no description from the city

    325 Main St · 740 ft E · Plumbing
    May 22not listed
56. Fire systems permit, no description from the city

    400 Technology Sq · 690 ft NW · Fire systems
    May 21not listed
57. Fire systems permit, no description from the city

    325 Main St · 740 ft E · Fire systems
    May 20not listed
58. Electrical permit, no description from the city

    92 Ames St · 520 ft E · Electrical
    May 19not listed
59. Electrical permit, no description from the city × 2 permits

    121 Broadway · 750 ft NE · Electrical
    May 6 to 13not listed
60. Mechanical (HVAC) permit, no description from the city

    355 Main St · 700 ft E · Mechanical (HVAC)
    May 8not listed
61. Electrical permit, no description from the city

    100 Technology Sq · 320 ft W · Electrical
    May 5not listed

1. Electrical permit, no description from the city

   21 Ames St · 0.23 mi S · Electrical
   Oct 1not listed
2. Plumbing permit, no description from the city

   70 Vassar St · 0.24 mi SW · Plumbing
   Sep 30not listed
3. Plumbing permit, no description from the city

   21 Ames St · 0.23 mi S · Plumbing
   Sep 30not listed
4. Electrical permit, no description from the city × 2 permits

   360 Binney St · 0.24 mi N · Electrical
   Sep 2 to 29not listed
5. Mechanical (HVAC) permit, no description from the city × 2 permits

   50 Broadway · 0.19 mi E · Mechanical (HVAC)
   Aug 14 to Sep 25not listed
6. Electrical permit, no description from the city × 2 permits

   255 Main St · 0.23 mi E · Electrical
   Sep 21not listed
7. Addition permit, no description from the city

   21 Ames St · 0.23 mi S · Addition
   Sep 17not listed
8. Fire systems permit, no description from the city × 2 permits

   255 Main St · 0.23 mi E · Fire systems
   Sep 14 to 15not listed
9. Plumbing permit, no description from the city

   255 Main St · 0.23 mi E · Plumbing
   Sep 15not listed
10. Fire systems permit, no description from the city

    21 Ames St · 0.23 mi S · Fire systems
    Sep 14not listed
11. Mechanical (HVAC) permit, no description from the city × 2 permits

    21 Ames St · 0.23 mi S · Mechanical (HVAC)
    Jul 29 to Sep 10not listed
12. Addition permit, no description from the city

    800 Technology Sq · 0.20 mi NW · Addition
    Sep 3not listed
13. Addition permit, no description from the city × 2 permits

    255 Main St · 0.23 mi E · Addition
    Sep 2 to 3not listed
14. Electrical permit, no description from the city × 3 permits

    50 Broadway · 0.19 mi E · Electrical
    Jul 29 to Aug 25not listed
15. Plumbing permit, no description from the city

    200 One Kendall Square Complex · 0.24 mi N · Plumbing
    Aug 21not listed
16. Addition permit, no description from the city

    200 One Kendall Square Complex · 0.24 mi N · Addition
    Aug 18not listed
17. Addition permit, no description from the city

    25 Carleton St · 0.21 mi SE · Addition
    Aug 14not listed
18. Electrical permit, no description from the city

    182-R Memorial Dr · 0.25 mi S · Electrical
    Aug 8not listed
19. Roofing permit, no description from the city

    125 Harvard St · 0.24 mi NW · Roofing
    Aug 6not listed
20. Addition permit, no description from the city

    60 Vassar St · 0.22 mi SW · Addition
    Aug 6not listed
21. Plumbing permit, no description from the city

    50 Broadway · 0.19 mi E · Plumbing
    Jul 27not listed
22. Electrical permit, no description from the city × 3 permits

    290 Binney St · 0.24 mi NE · Electrical
    Jun 18 to Jul 22not listed
23. Addition permit, no description from the city

    610 Main St · 0.22 mi W · Addition
    Jul 16not listed
24. Mechanical (HVAC) permit, no description from the city × 2 permits

    45 Carleton St · 0.20 mi SE · Mechanical (HVAC)
    Jun 18 to Jul 14not listed
25. Electrical permit, no description from the city × 3 permits

    45 Carleton St · 0.20 mi SE · Electrical
    Jun 30 to Jul 14not listed
26. Electrical permit, no description from the city × 3 permits

    360 Binney St · 0.24 mi N · Electrical
    May 7 to Jul 6not listed
27. Electrical permit, no description from the city × 2 permits

    3 Ames St · 0.20 mi S · Electrical
    May 12 to Jul 6not listed
28. Fire systems permit, no description from the city

    50 Broadway · 0.19 mi E · Fire systems
    Jun 24not listed
29. Mechanical (HVAC) permit, no description from the city

    290 Binney St · 0.24 mi NE · Mechanical (HVAC)
    Jun 24not listed
30. Plumbing permit, no description from the city

    290 Binney St · 0.24 mi NE · Plumbing
    Jun 23not listed
31. Electrical permit, no description from the city

    70 Amherst St · 0.24 mi SE · Electrical
    Jun 23not listed
32. Mechanical (HVAC) permit, no description from the city

    21 Ames St · 0.23 mi S · Mechanical (HVAC)
    Jun 22not listed
33. Fire systems permit, no description from the city

    21 Ames St · 0.23 mi S · Fire systems
    Jun 18not listed
34. Roofing permit, no description from the city

    115 Harvard St · 0.22 mi NW · Roofing
    Jun 18not listed
35. Electrical permit, no description from the city

    50 Broadway · 0.19 mi E · Electrical
    Jun 18not listed
36. Addition permit, no description from the city

    290 Binney St · 0.24 mi NE · Addition
    Jun 16not listed
37. Mechanical (HVAC) permit, no description from the city

    50 Broadway · 0.19 mi E · Mechanical (HVAC)
    Jun 8not listed
38. Plumbing permit, no description from the city × 2 permits

    60 Vassar St · 0.22 mi SW · Plumbing
    Jun 5not listed
39. Electrical permit, no description from the city

    60 Vassar St · 0.22 mi SW · Electrical
    Jun 2not listed
40. Electrical permit, no description from the city × 3 permits

    21 Ames St · 0.23 mi S · Electrical
    May 13 to 27not listed
41. Electrical permit, no description from the city × 2 permits

    245 Main St · 0.25 mi E · Electrical
    May 14 to 21not listed
42. Addition permit, no description from the city

    45 Carleton St · 0.20 mi SE · Addition
    May 12not listed
43. Addition permit, no description from the city

    21 Ames St · 0.23 mi S · Addition
    May 11not listed

• 415 Main St newest permit May 19, 2026
• 355 Main St newest permit Jul 9, 2026
• 350 Main St newest permit Mar 5, 2026
• 325 Main St newest permit Jul 30, 2026
• 319 Main St newest permit Apr 17, 2026
• 315 Main St newest permit Jan 16, 2026
• 314 Main St newest permit Sep 2, 2026
• 610 Main St newest permit Jul 16, 2026
• 292 Main St newest permit Mar 18, 2025
• 290 Main St newest permit Mar 5, 2026

Cambridge Inspectional Services Department updated its data Oct 6, 2026. We checked it Oct 6, 21:28 UTC. See the city's official records.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

For agents and scripts: This page as Markdown · JSON · Nearby as JSON · MCP tool permits_near