355 Main St

Cambridge, MA 02142

191 permits on record here. The newest, Jul 9: Electrical permit, no description from the city. Within a quarter mile, the city has issued 173 more permits (102 projects) since May 1.

1. Electrical permit, no description from the city × 2 permits

   Electrical
   May 18 to Jul 9not listed
2. Mechanical (HVAC) permit, no description from the city

   Mechanical (HVAC)
   May 8not listed
3. Plumbing permit, no description from the city

   Plumbing
   Apr 28not listed
4. Electrical permit, no description from the city × 4 permits

   Electrical
   Mar 24 to Apr 24not listed
5. Electrical permit, no description from the city

   Electrical
   Jan 8not listed
6. Addition permit, no description from the city

   Addition
   Dec 30, 2025not listed
7. Plumbing permit, no description from the city

   Plumbing
   Nov 20, 2025not listed
8. Fire systems permit, no description from the city

   Fire systems
   Nov 6, 2025not listed
9. Electrical permit, no description from the city × 6 permits

   Electrical
   Aug 21, 2025 to Oct 16, 2025not listed
10. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Sep 10, 2025 to Oct 8, 2025not listed
11. Plumbing permit, no description from the city × 4 permits

    Plumbing
    Jul 23, 2025 to Sep 17, 2025not listed
12. Addition permit, no description from the city × 2 permits

    Addition
    Jul 23, 2025 to Aug 15, 2025not listed
13. Electrical permit, no description from the city

    Electrical
    Jul 24, 2025not listed
14. Fire systems permit, no description from the city

    Fire systems
    Jun 4, 2025not listed
15. Electrical permit, no description from the city × 2 permits

    Electrical
    Apr 28, 2025 to May 16, 2025not listed
16. Electrical permit, no description from the city × 4 permits

    Electrical
    Jan 14, 2025 to Mar 12, 2025not listed
17. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Dec 30, 2024 to Jan 9, 2025not listed
18. Electrical permit, no description from the city × 3 permits

    Electrical
    Dec 9 to 23, 2024not listed
19. Plumbing permit, no description from the city

    Plumbing
    Dec 19, 2024not listed
20. Addition permit, no description from the city

    Addition
    May 30, 2024not listed
21. Electrical permit, no description from the city

    Electrical
    Mar 29, 2024not listed
22. Electrical permit, no description from the city × 6 permits

    Electrical
    Nov 27, 2023 to Jan 22, 2024not listed
23. Fire systems permit, no description from the city

    Fire systems
    Jan 4, 2024not listed
24. Plumbing permit, no description from the city

    Plumbing
    Dec 18, 2023not listed
25. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Dec 13, 2023not listed
26. Addition permit, no description from the city × 2 permits

    Addition
    Nov 17, 2023 to Dec 6, 2023not listed
27. Electrical permit, no description from the city × 3 permits

    Electrical
    Sep 7, 2023 to Oct 31, 2023not listed
28. Electrical permit, no description from the city × 3 permits

    Electrical
    Feb 15, 2023 to Mar 27, 2023not listed
29. Addition permit, no description from the city

    Addition
    Feb 24, 2023not listed
30. Electrical permit, no description from the city × 2 permits

    Electrical
    Jan 4, 2023not listed
31. Addition permit, no description from the city

    Addition
    Dec 14, 2022not listed
32. Electrical permit, no description from the city × 4 permits

    Electrical
    Aug 16, 2022 to Sep 29, 2022not listed
33. Plumbing permit, no description from the city

    Plumbing
    Sep 19, 2022not listed
34. Addition permit, no description from the city × 2 permits

    Addition
    Jul 18, 2022 to Sep 1, 2022not listed
35. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Jun 14, 2022 to Jul 25, 2022not listed
36. Electrical permit, no description from the city × 2 permits

    Electrical
    May 31, 2022 to Jul 19, 2022not listed
37. Fire systems permit, no description from the city

    Fire systems
    Jul 12, 2022not listed
38. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    May 4, 2022not listed
39. Electrical permit, no description from the city × 3 permits

    Electrical
    May 2 to 3, 2022not listed
40. Addition permit, no description from the city

    Addition
    Mar 3, 2022not listed
41. Mechanical (HVAC) permit, no description from the city

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

    Electrical
    Nov 3, 2021 to Dec 20, 2021not listed
43. Plumbing permit, no description from the city

    Plumbing
    Dec 16, 2021not listed
44. Fire systems permit, no description from the city

    Fire systems
    Nov 12, 2021not listed
45. Addition permit, no description from the city

    Addition
    Nov 8, 2021not listed
46. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Sep 21 to 30, 2021not listed
47. Electrical permit, no description from the city

    Electrical
    Sep 28, 2021not listed
48. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Aug 2, 2021 to Sep 14, 2021not listed
49. Fire systems permit, no description from the city

    Fire systems
    Aug 19, 2021not listed
50. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Jun 21, 2021 to Jul 26, 2021not listed
51. Electrical permit, no description from the city × 5 permits

    Electrical
    May 21, 2021 to Jul 13, 2021not listed
52. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Jul 12, 2021not listed
53. Addition permit, no description from the city × 3 permits

    Addition
    May 11, 2021 to Jun 9, 2021not listed
54. Electrical permit, no description from the city × 3 permits

    Electrical
    Mar 10, 2021 to Apr 26, 2021not listed
55. Electrical permit, no description from the city × 3 permits

    Electrical
    Jan 6, 2021 to Feb 17, 2021not listed
56. Addition permit, no description from the city

    Addition
    Feb 3, 2021not listed
57. Electrical permit, no description from the city × 3 permits

    Electrical
    Oct 7, 2020 to Dec 3, 2020not listed
58. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Dec 2, 2020not listed
59. Plumbing permit, no description from the city

    Plumbing
    Oct 4, 2020not listed
60. Plumbing permit, no description from the city

    Plumbing
    Jun 17, 2020not listed
61. Electrical permit, no description from the city × 12 permits

    Electrical
    Jan 13, 2020 to Mar 10, 2020not listed
62. Plumbing permit, no description from the city

    Plumbing
    Mar 2, 2020not listed
63. Mechanical (HVAC) permit, no description from the city × 6 permits

    Mechanical (HVAC)
    Feb 4 to 27, 2020not listed
64. Fire systems permit, no description from the city × 2 permits

    Fire systems
    Jan 14, 2020 to Feb 26, 2020not listed
65. Addition permit, no description from the city

    Addition
    Jan 23, 2020not listed
66. Electrical permit, no description from the city × 4 permits

    Electrical
    Nov 21, 2019 to Jan 7, 2020not listed
67. Mechanical (HVAC) permit, no description from the city × 4 permits

    Mechanical (HVAC)
    Oct 23, 2019 to Dec 18, 2019not listed
68. Plumbing permit, no description from the city

    Plumbing
    Dec 12, 2019not listed
69. Electrical permit, no description from the city × 7 permits

    Electrical
    Sep 9, 2019 to Nov 6, 2019not listed
70. Fire systems permit, no description from the city × 3 permits

    Fire systems
    Oct 30, 2019 to Nov 5, 2019not listed
71. Addition permit, no description from the city × 4 permits

    Addition
    Aug 29, 2019 to Oct 25, 2019not listed
72. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Oct 15, 2019not listed
73. Plumbing permit, no description from the city × 2 permits

    Plumbing
    Oct 1, 2019not listed
74. Electrical permit, no description from the city × 2 permits

    Electrical
    Jun 10, 2019 to Jul 23, 2019not listed
75. Plumbing permit, no description from the city × 3 permits

    Plumbing
    Feb 27, 2019 to Apr 16, 2019not listed
76. Addition permit, no description from the city × 2 permits

    Addition
    Jan 31, 2019 to Mar 28, 2019not listed
77. Mechanical (HVAC) permit, no description from the city

    Mechanical (HVAC)
    Mar 25, 2019not listed
78. Electrical permit, no description from the city × 4 permits

    Electrical
    Jan 30, 2019 to Mar 21, 2019not listed
79. Plumbing permit, no description from the city

    Plumbing
    Jan 23, 2019not listed
80. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Dec 26, 2018 to Jan 2, 2019not listed
81. Electrical permit, no description from the city × 4 permits

    Electrical
    Oct 19, 2018 to Dec 4, 2018not listed
82. Plumbing permit, no description from the city × 3 permits

    Plumbing
    Oct 17, 2018 to Nov 15, 2018not listed
83. Mechanical (HVAC) permit, no description from the city × 2 permits

    Mechanical (HVAC)
    Sep 26, 2018 to Oct 26, 2018not listed
84. Fire systems permit, no description from the city

    Fire systems
    Oct 9, 2018not listed
85. Addition permit, no description from the city

    Addition
    Oct 1, 2018not listed
86. Electrical permit, no description from the city

    Electrical
    Sep 19, 2018not listed

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

   314 Main St · 160 ft SE · Mechanical (HVAC)
   Sep 2not listed
2. Electrical permit, no description from the city × 2 permits

   314 Main St · 160 ft SE · Electrical
   Sep 1not listed
3. Electrical permit, no description from the city × 3 permits

   325 Main St · 40 ft E · Electrical
   Jun 23 to Aug 3not listed
4. Mechanical (HVAC) permit, no description from the city × 3 permits

   325 Main St · 40 ft E · Mechanical (HVAC)
   Jun 15 to Jul 30not listed
5. Electrical permit, no description from the city

   314 Main St · 160 ft SE · Electrical
   Jun 1not listed
6. Electrical permit, no description from the city × 2 permits

   325 Main St · 40 ft E · Electrical
   May 21 to Jun 1not listed
7. Plumbing permit, no description from the city

   325 Main St · 40 ft E · Plumbing
   May 22not listed
8. Fire systems permit, no description from the city

   325 Main St · 40 ft E · Fire systems
   May 20not listed

1. Electrical permit, no description from the city

   75 Broadway · 500 ft N · Electrical
   Oct 1not listed
2. Mechanical (HVAC) permit, no description from the city

   120 Broadway · 560 ft NW · Mechanical (HVAC)
   Sep 29not listed
3. Mechanical (HVAC) permit, no description from the city × 2 permits

   50 Broadway · 380 ft NE · Mechanical (HVAC)
   Aug 14 to Sep 25not listed
4. Plumbing permit, no description from the city

   1 Broadway · 890 ft E · Plumbing
   Sep 23not listed
5. Electrical permit, no description from the city

   1 Broadway · 890 ft E · Electrical
   Sep 22not listed
6. Electrical permit, no description from the city × 2 permits

   255 Main St · 530 ft E · Electrical
   Sep 21not listed
7. Fire systems permit, no description from the city × 2 permits

   255 Main St · 530 ft E · Fire systems
   Sep 14 to 15not listed
8. Plumbing permit, no description from the city

   255 Main St · 530 ft E · Plumbing
   Sep 15not listed
9. Electrical permit, no description from the city × 2 permits

   31 Ames St · 530 ft SW · Electrical
   Jul 20 to Sep 10not listed
10. Mechanical (HVAC) permit, no description from the city

    205 Galileo Galilei Way · 790 ft NW · Mechanical (HVAC)
    Sep 3not listed
11. Addition permit, no description from the city × 2 permits

    255 Main St · 530 ft E · Addition
    Sep 2 to 3not listed
12. Electrical permit, no description from the city

    90 Broadway · 370 ft N · Electrical
    Sep 1not listed
13. Electrical permit, no description from the city × 3 permits

    455 Main St · 700 ft W · Electrical
    Jul 13 to Aug 26not listed
14. Electrical permit, no description from the city × 3 permits

    50 Broadway · 380 ft NE · Electrical
    Jul 29 to Aug 25not listed
15. Electrical permit, no description from the city

    141 Broadway · 860 ft NW · Electrical
    Aug 19not listed
16. Fire systems permit, no description from the city

    15 Vassar St · 880 ft W · Fire systems
    Aug 18not listed
17. Addition permit, no description from the city

    25 Carleton St · 560 ft S · Addition
    Aug 14not listed
18. Addition permit, no description from the city

    75 Broadway · 500 ft N · Addition
    Aug 11not listed
19. Mechanical (HVAC) permit, no description from the city × 3 permits

    73-75 Ames St · 370 ft NW · Mechanical (HVAC)
    Jul 7 to Aug 10not listed
20. Electrical permit, no description from the city × 2 permits

    15 Vassar St · 880 ft W · Electrical
    Jul 20 to Aug 10not listed
21. Plumbing permit, no description from the city × 2 permits

    455 Main St · 700 ft W · Plumbing
    Aug 4 to 7not listed
22. Electrical permit, no description from the city × 4 permits

    73-75 Ames St · 370 ft NW · Electrical
    Jun 9 to Aug 7not listed
23. Addition permit, no description from the city

    70 Broadway · 310 ft NE · Addition
    Aug 5not listed
24. Fire systems permit, no description from the city × 2 permits

    455 Main St · 700 ft W · Fire systems
    Jul 8 to 30not listed
25. Plumbing permit, no description from the city

    75 Broadway · 500 ft N · Plumbing
    Jul 28not listed
26. Plumbing permit, no description from the city

    50 Broadway · 380 ft NE · Plumbing
    Jul 27not listed
27. Electrical permit, no description from the city × 2 permits

    75 Ames St · 390 ft NW · Electrical
    Jun 3 to Jul 24not listed
28. Addition permit, no description from the city

    1 Broadway · 890 ft E · Addition
    Jul 20not listed
29. Addition permit, no description from the city × 2 permits

    455 Main St · 700 ft W · Addition
    Jun 25 to Jul 16not listed
30. Fire systems permit, no description from the city

    25 Ames St · 720 ft SW · Fire systems
    Jul 15not listed
31. Electrical permit, no description from the city

    25 Ames St · 720 ft SW · Electrical
    Jul 15not listed
32. Mechanical (HVAC) permit, no description from the city × 2 permits

    45 Carleton St · 460 ft SE · Mechanical (HVAC)
    Jun 18 to Jul 14not listed
33. Electrical permit, no description from the city × 3 permits

    45 Carleton St · 460 ft SE · Electrical
    Jun 30 to Jul 14not listed
34. Electrical permit, no description from the city × 2 permits

    3 Ames St · 890 ft S · Electrical
    May 12 to Jul 6not listed
35. Mechanical (HVAC) permit, no description from the city × 2 permits

    455 Main St · 700 ft W · Mechanical (HVAC)
    Jun 30not listed
36. Fire systems permit, no description from the city

    50 Broadway · 380 ft NE · Fire systems
    Jun 24not listed
37. Mechanical (HVAC) permit, no description from the city × 2 permits

    75 Broadway · 500 ft N · Mechanical (HVAC)
    Jun 18 to 24not listed
38. Electrical permit, no description from the city

    70 Amherst St · 950 ft S · Electrical
    Jun 23not listed
39. Addition permit, no description from the city

    73-75 Ames St · 370 ft NW · Addition
    Jun 23not listed
40. Fire systems permit, no description from the city

    75 Ames St · 390 ft NW · Fire systems
    Jun 22not listed
41. Electrical permit, no description from the city

    50 Broadway · 380 ft NE · Electrical
    Jun 18not listed
42. Addition permit, no description from the city × 2 permits

    75 Ames St · 390 ft NW · Addition
    Jun 12 to 16not listed
43. Mechanical (HVAC) permit, no description from the city

    50 Broadway · 380 ft NE · Mechanical (HVAC)
    Jun 8not listed
44. Plumbing permit, no description from the city

    88 Ames St · 290 ft NW · Plumbing
    Jun 8not listed
45. Electrical permit, no description from the city

    88 Ames St · 290 ft NW · Electrical
    Jun 3not listed
46. Electrical permit, no description from the city × 2 permits

    75 Broadway · 500 ft N · Electrical
    May 6 to Jun 3not listed
47. Mechanical (HVAC) permit, no description from the city

    15 Vassar St · 880 ft W · Mechanical (HVAC)
    May 29not listed
48. Electrical permit, no description from the city

    150 Broadway · 750 ft NW · Electrical
    May 29not listed
49. Plumbing permit, no description from the city

    238 Main St · 730 ft E · Plumbing
    May 28not listed
50. Electrical permit, no description from the city × 2 permits

    73-75 Ames St · 370 ft NW · Electrical
    May 5 to 27not listed
51. Electrical permit, no description from the city

    90 Broadway · 370 ft N · Electrical
    May 27not listed
52. Electrical permit, no description from the city

    238 Main St · 730 ft E · Electrical
    May 26not listed
53. Electrical permit, no description from the city × 4 permits

    1 Broadway · 890 ft E · Electrical
    May 5 to 21not listed
54. Electrical permit, no description from the city × 2 permits

    245 Main St · 620 ft E · Electrical
    May 14 to 21not listed
55. Sign permit, no description from the city

    238 Main St · 730 ft E · Sign
    May 20not listed
56. Electrical permit, no description from the city

    415 Main St · 550 ft W · Electrical
    May 19not listed
57. Electrical permit, no description from the city

    92 Ames St · 300 ft NW · Electrical
    May 19not listed
58. Electrical permit, no description from the city × 2 permits

    121 Broadway · 790 ft N · Electrical
    May 6 to 13not listed
59. Addition permit, no description from the city

    45 Carleton St · 460 ft SE · Addition
    May 12not listed

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

   200 Technology Sq · 0.21 mi W · Mechanical (HVAC)
   Aug 26 to Oct 2not listed
2. Electrical permit, no description from the city

   21 Ames St · 0.24 mi SW · Electrical
   Oct 1not listed
3. Fire systems permit, no description from the city × 2 permits

   200 Technology Sq · 0.21 mi W · Fire systems
   Sep 17 to 30not listed
4. Plumbing permit, no description from the city

   21 Ames St · 0.24 mi SW · Plumbing
   Sep 30not listed
5. Electrical permit, no description from the city × 5 permits

   200 Technology Sq · 0.21 mi W · Electrical
   Sep 10 to 28not listed
6. Plumbing permit, no description from the city × 3 permits

   200 Technology Sq · 0.21 mi W · Plumbing
   Sep 3 to 25not listed
7. Addition permit, no description from the city

   21 Ames St · 0.24 mi SW · Addition
   Sep 17not listed
8. Fire systems permit, no description from the city

   21 Ames St · 0.24 mi SW · Fire systems
   Sep 14not listed
9. Mechanical (HVAC) permit, no description from the city × 2 permits

   21 Ames St · 0.24 mi SW · Mechanical (HVAC)
   Jul 29 to Sep 10not listed
10. Electrical permit, no description from the city

    169 Main St · 0.21 mi E · Electrical
    Sep 9not listed
11. Addition permit, no description from the city × 3 permits

    200 Technology Sq · 0.21 mi W · Addition
    Aug 14 to Sep 3not listed
12. Plumbing permit, no description from the city

    169 Main St · 0.21 mi E · Plumbing
    Aug 27not listed
13. Electrical permit, no description from the city × 2 permits

    555 Technology Sq · 0.24 mi NW · Electrical
    Jul 6 to Aug 25not listed
14. Electrical permit, no description from the city × 2 permits

    11 Broad Canal Way · 0.24 mi E · Electrical
    Jul 7 to Aug 19not listed
15. Addition permit, no description from the city

    169 Main St · 0.21 mi E · Addition
    Aug 5not listed
16. Alteration or repair permit, no description from the city

    200 Technology Sq · 0.21 mi W · Alteration or repair
    Aug 3not listed
17. Electrical permit, no description from the city × 3 permits

    290 Binney St · 0.23 mi N · Electrical
    Jun 18 to Jul 22not listed
18. Electrical permit, no description from the city

    165 Main St · 0.23 mi E · Electrical
    Jul 13not listed
19. Electrical permit, no description from the city × 2 permits

    300 Technology Sq · 0.24 mi W · Electrical
    Jun 18 to Jul 1not listed
20. Fire systems permit, no description from the city × 4 permits

    200 Technology Sq · 0.21 mi W · Fire systems
    May 13 to Jun 30not listed
21. Mechanical (HVAC) permit, no description from the city

    1 Hampshire St · 0.23 mi NW · Mechanical (HVAC)
    Jun 30not listed
22. Plumbing permit, no description from the city

    1 Hampshire St · 0.23 mi NW · Plumbing
    Jun 30not listed
23. Mechanical (HVAC) permit, no description from the city

    290 Binney St · 0.23 mi N · Mechanical (HVAC)
    Jun 24not listed
24. Plumbing permit, no description from the city

    290 Binney St · 0.23 mi N · Plumbing
    Jun 23not listed
25. Addition permit, no description from the city

    200 Technology Sq · 0.21 mi W · Addition
    Jun 23not listed
26. Mechanical (HVAC) permit, no description from the city

    21 Ames St · 0.24 mi SW · Mechanical (HVAC)
    Jun 22not listed
27. Fire systems permit, no description from the city

    21 Ames St · 0.24 mi SW · Fire systems
    Jun 18not listed
28. Electrical permit, no description from the city × 8 permits

    200 Technology Sq · 0.21 mi W · Electrical
    May 1 to Jun 17not listed
29. Addition permit, no description from the city

    290 Binney St · 0.23 mi N · Addition
    Jun 16not listed
30. Sign permit, no description from the city

    3 Broad Canal Way · 0.20 mi E · Sign
    Jun 3not listed
31. Electrical permit, no description from the city

    555 Technology Sq · 0.24 mi NW · Electrical
    Jun 2not listed
32. Electrical permit, no description from the city

    1 Hampshire St · 0.23 mi NW · Electrical
    May 27not listed
33. Electrical permit, no description from the city × 3 permits

    21 Ames St · 0.24 mi SW · Electrical
    May 13 to 27not listed
34. Addition permit, no description from the city

    21 Ames St · 0.24 mi SW · Addition
    May 11not listed
35. Electrical permit, no description from the city

    100 Technology Sq · 0.19 mi W · Electrical
    May 5not listed

• 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
• 415 Main St newest permit May 19, 2026
• 292 Main St newest permit Mar 18, 2025
• 290 Main St newest permit Mar 5, 2026
• 265 Main St newest permit Dec 10, 2024
• 455 Main St newest permit Aug 26, 2026

Cambridge Inspectional Services Department updated its data Oct 6, 2026. We checked it Oct 6, 11:43 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