Nearby Permits
Map of 133 permits within a quarter mile of 29 Mellen StElectrical, 77 Wendell St, Oct 2, 2026Addition, 16 Divinity Ave, Sep 28, 2026Plumbing, 16 Divinity Ave, Sep 25, 2026Plumbing, 1580 Massachusetts Ave, Sep 25, 2026Alteration or repair, 2-4 Traymore St, Sep 23, 2026Electrical, 16 Divinity Ave, Sep 22, 2026Alteration or repair, 34 Prentiss St, Sep 21, 2026Addition, 9 Hurlbut St, Sep 16, 2026Mechanical (HVAC), 16 Divinity Ave, Sep 14, 2026Alteration or repair, 35 Eustis St, Sep 11, 2026Plumbing, 3 Shepard St, Sep 8, 2026Electrical, 11 Chauncy St, Sep 3, 2026Alteration or repair, 20 Garfield St, Sep 3, 2026Alteration or repair, 11 Chauncy St, Sep 2, 2026Roofing, 21 Hammond St, Sep 1, 2026Addition, 1700 Massachusetts Ave, Aug 31, 2026Electrical, 6 Traymore St, Aug 27, 2026Plumbing, 8 Wright St, Aug 26, 2026Electrical, 60 Oxford St, Aug 26, 2026Electrical, 19-21 Shepard St, Aug 26, 2026Electrical, 57 Gorham St, Aug 26, 2026Electrical, 9 Norton Pl, Aug 25, 2026Demolition, 65 Hammond St, Aug 24, 2026Plumbing, 3 Shepard St, Aug 21, 2026Addition, 45 Garfield St, Aug 20, 2026Plumbing, 2-4 Avon St, Aug 19, 2026Roofing, 61 Crescent St, Aug 18, 2026Roofing, 38 Langdon St, Aug 13, 2026Electrical, 29 Oxford St, Aug 12, 2026Mechanical (HVAC), 42 Sacramento St, Aug 11, 2026Plumbing, 1558 Massachusetts Ave, Aug 11, 2026Plumbing, 11 Chauncy St, Aug 11, 2026Plumbing, 14-R Sacramento St, Aug 10, 2026Electrical, 42 Sacramento St, Aug 7, 2026Addition, 16-18 Bowdoin St, Aug 7, 2026Electrical, 1619 Massachusetts Ave, Aug 6, 2026Electrical, 1525 Massachusetts Ave, Aug 6, 2026Electrical, 1545 Massachusetts Ave, Aug 6, 2026Electrical, 1585 Massachusetts Ave, Aug 6, 2026Electrical, 1563 Massachusetts Ave, Aug 6, 2026Plumbing, 14 Sacramento St, Aug 3, 2026Electrical, 26 Oxford St, Aug 3, 2026Alteration or repair, 43 Sacramento St, Jul 31, 2026Plumbing, 36 Oxford St, Jul 30, 2026Alteration or repair, 35 Follen St, Jul 30, 2026Mechanical (HVAC), 63 Sacramento St, Jul 29, 2026Alteration or repair, 43 Sacramento St, Jul 29, 2026Electrical, 2-4 Avon St, Jul 23, 2026Alteration or repair, 32 Shepard St, Jul 23, 2026Fire systems, 58 Oxford St, Jul 22, 2026Plumbing, 61 Sacramento St, Jul 21, 2026Electrical, 1619 Massachusetts Ave, Jul 21, 2026Addition, 2-4 Avon St, Jul 21, 2026Plumbing, 10 Wendell St, Jul 20, 2026Electrical, 22-24 Wendell St, Jul 17, 2026Alteration or repair, 10 Wendell St, Jul 17, 2026Electrical, 25 Oxford St, Jul 15, 2026Electrical, 1545 Massachusetts Ave, Jul 15, 2026Electrical, 1575 Massachusetts Ave, Jul 15, 2026Electrical, 1525 Massachusetts Ave, Jul 15, 2026Electrical, 1563 Massachusetts Ave, Jul 15, 2026Electrical, 1585 Massachusetts Ave, Jul 15, 2026Electrical, 1637 Massachusetts Ave, Jul 15, 2026Electrical, 23 Everett St, Jul 15, 2026Electrical, 20 Everett St, Jul 15, 2026Electrical, 16 Everett St, Jul 15, 2026Electrical, 22 Everett St, Jul 15, 2026Electrical, 12 Everett St, Jul 15, 2026Electrical, 18 Everett St, Jul 15, 2026Electrical, 14 Everett St, Jul 15, 2026Mechanical (HVAC), 15 Crescent St, Jul 9, 2026Electrical, 38 Oxford St, Jul 9, 2026Plumbing, 41 Wendell St, Jul 7, 2026Electrical, 38 Crescent St, Jul 7, 2026Addition, 48 Hudson Pl, Jul 6, 2026Fire systems, 9 Mellen St, Jul 2, 2026Addition, 26 Oxford St, Jul 2, 2026Alteration or repair, 19-21 Shepard St, Jul 1, 2026Mechanical (HVAC), 16 Divinity Ave, Jun 29, 2026Roofing, 23 Mellen St, Jun 29, 2026Plumbing, 9 Mellen St, Jun 25, 2026Fire systems, 16 Divinity Ave, Jun 24, 2026Mechanical (HVAC), 86 Oxford St, Jun 24, 2026Addition, 14 Bowdoin St, Jun 24, 2026Electrical, 86 Oxford St, Jun 23, 2026Fire systems, 4 Mellen St, Jun 17, 2026Electrical, 15 Traymore St, Jun 16, 2026Electrical, 1575 Massachusetts Ave, Jun 16, 2026Plumbing, 38 Crescent St, Jun 15, 2026Electrical, 45-B Museum St, Jun 14, 2026Roofing, 114 Oxford St, Jun 9, 2026Plumbing, 7 Wright St, Jun 9, 2026Plumbing, 7 Mellen St, Jun 9, 2026Plumbing, 7 Wright St, Jun 9, 2026Electrical, 43 Sacramento St, Jun 8, 2026Electrical, 38 Oxford St, Jun 8, 2026Demolition, 53 Crescent St, Jun 8, 2026Alteration or repair, 43 Sacramento St, Jun 5, 2026Alteration or repair, 43 Sacramento St, Jun 5, 2026Electrical, 1585 Massachusetts Ave, Jun 5, 2026Electrical, 94 Hammond St, Jun 5, 2026Fire systems, 7 Mellen St, Jun 3, 2026Solar, 15 Traymore St, Jun 3, 2026Addition, 31 Crescent St, Jun 3, 2026Electrical, 75 Langdon St, Jun 2, 2026Electrical, 11 Chauncy St, Jun 2, 2026Electrical, 3 Sacramento St, Jun 2, 2026Roofing, 54 Sacramento St, Jun 1, 2026Electrical, 15 Traymore St, Jun 1, 2026Electrical, 38 Oxford St, Jun 1, 2026Addition, 42 Sacramento St, May 28, 2026Electrical, 16 Divinity Ave, May 21, 2026Plumbing, 11 Chauncy St, May 20, 2026Plumbing, 75 Langdon St, May 20, 2026Addition, 5 Traymore St, May 20, 2026Electrical, 60 Sacramento St, May 19, 2026Alteration or repair, 29 Everett St, May 18, 2026Electrical, 23 Everett St, May 18, 2026Plumbing, 1619 Massachusetts Ave, May 15, 2026Electrical, 1585-R Massachusetts Ave, May 15, 2026Electrical, 4 Mellen St, May 14, 2026Addition, 53 Crescent St, May 14, 2026Electrical, 42 Sacramento St, May 12, 2026Electrical, 38 Oxford St, May 12, 2026Plumbing, 38 Crescent St, May 8, 2026Mechanical (HVAC), 16 Divinity Ave, May 6, 2026Electrical, 16 Divinity Ave, May 4, 2026Electrical, 38 Oxford St, May 1, 2026Electrical, 19-21 Shepard St, May 1, 2026Addition, 1600 Massachusetts Ave, May 1, 2026New building, 29 Follen St, Jun 30, 2026New building, 34 Wendell St, Jun 15, 2026New building, 55 Crescent St, May 14, 2026660 ft Map preview
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29 Mellen St

Cambridge, MA 02138

A new building permitted May 14 at 55 Crescent St, then demolition Jun 8 at 53 Crescent St.

15 permits on record here. The newest, Dec 3, 2025: Mechanical (HVAC) permit, no description from the city. Within a quarter mile, the city has issued 133 more permits (114 projects) since May 1. Three are for new buildings, the nearest 280 ft away.

MayJunJulAugSepOct
Here15 permits · 29 Mellen St
  1. Nov 25, 2025 to Dec 3, 2025not listed
  2. Dec 1, 2025not listed
  3. Aug 1, 2025not listed
  4. May 28, 2025not listed
  5. Apr 28, 2025not listed
  6. Feb 6, 2025not listed
  7. Dec 27, 2022not listed
  8. Aug 30, 2022not listed
  9. Aug 29, 2022not listed
  10. Jun 23, 2022not listed
  11. Jun 1 to 13, 2022not listed
  12. Mar 10, 2022not listed
Next doorunder 250 ft · 2 permits
  1. Jul 17not listed
  2. Jun 29not listed
This block250 to 1,000 ft · 63 permits in 51 projects · 1 new building
  1. Sep 25not listed
  2. Plumbing permit, no description from the city × 2 permits
    3 Shepard St · 840 ft NW · Plumbing
    Aug 21 to Sep 8not listed
  3. Sep 1not listed
  4. Aug 26not listed
  5. Aug 26not listed
  6. Aug 24not listed
  7. Aug 11not listed
  8. Aug 10not listed
  9. Aug 7not listed
  10. Jul 21 to Aug 6not listed
  11. Jul 15 to Aug 6not listed
  12. Jul 15 to Aug 6not listed
  13. Aug 3not listed
  14. Aug 3not listed
  15. Alteration or repair permit, no description from the city × 4 permits
    43 Sacramento St · 880 ft NE · Alteration or repair
    Jun 5 to Jul 31not listed
  16. Jul 30not listed
  17. Jul 22not listed
  18. Jul 20not listed
  19. Jul 17not listed
  20. Jun 16 to Jul 15not listed
  21. Jul 15not listed
  22. May 18 to Jul 15not listed
  23. Jul 15not listed
  24. Jul 15not listed
  25. Jul 15not listed
  26. Jul 15not listed
  27. Jul 15not listed
  28. Jul 15not listed
  29. Jul 9not listed
  30. Electrical permit, no description from the city × 4 permits
    38 Oxford St · 830 ft SE · Electrical
    May 12 to Jul 9not listed
  31. Jul 7not listed
  32. Jul 2not listed
  33. Jul 2not listed
  34. Jun 25not listed
  35. Jun 24not listed
  36. Jun 23not listed
  37. Jun 17not listed
  38. Jun 15not listed
  39. Jun 9not listed
  40. Jun 8not listed
  41. Jun 5not listed
  42. Jun 3not listed
  43. Jun 2not listed
  44. May 28not listed
  45. May 18not listed
  46. May 15not listed
  47. May 15not listed
  48. May 14not listed
  49. May 12not listed
  50. May 1not listed
  51. May 1not listed
Within a quarter mile1,000 ft to ¼ mi · 68 permits in 61 projects · 2 new buildings
  1. Oct 2not listed
  2. Sep 28not listed
  3. Sep 25not listed
  4. Sep 23not listed
  5. Sep 22not listed
  6. Sep 21not listed
  7. Sep 16not listed
  8. Sep 14not listed
  9. Sep 11not listed
  10. Sep 3not listed
  11. Sep 3not listed
  12. Sep 2not listed
  13. Aug 31not listed
  14. Aug 27not listed
  15. Aug 26not listed
  16. Aug 26not listed
  17. Aug 25not listed
  18. Aug 20not listed
  19. Aug 19not listed
  20. Aug 18not listed
  21. Aug 13not listed
  22. Aug 12not listed
  23. Aug 11not listed
  24. Aug 11not listed
  25. Aug 7not listed
  26. Jul 15 to Aug 6not listed
  27. Jul 15 to Aug 6not listed
  28. Jul 30not listed
  29. Jul 29not listed
  30. Jul 23not listed
  31. Jul 23not listed
  32. Jul 21not listed
  33. Jul 21not listed
  34. Jul 15not listed
  35. Jul 7not listed
  36. Jul 6not listed
  37. Jul 1not listed
  38. Jun 30not listed
  39. Mechanical (HVAC) permit, no description from the city × 2 permits
    16 Divinity Ave · 0.24 mi SE · Mechanical (HVAC)
    May 6 to Jun 29not listed
  40. Jun 24not listed
  41. Jun 24not listed
  42. Electrical permit, no description from the city × 2 permits
    15 Traymore St · 0.25 mi NE · Electrical
    Jun 1 to 16not listed
  43. May 8 to Jun 15not listed
  44. Jun 14not listed
  45. Jun 9not listed
  46. Plumbing permit, no description from the city × 2 permits
    7 Wright St · 0.22 mi NW · Plumbing
    Jun 9not listed
  47. Jun 8not listed
  48. Jun 5not listed
  49. Jun 3not listed
  50. Jun 3not listed
  51. Jun 2not listed
  52. Jun 2not listed
  53. Jun 1not listed
  54. May 4 to 21not listed
  55. May 20not listed
  56. May 20not listed
  57. May 20not listed
  58. May 19not listed
  59. May 14not listed
  60. May 14not listed
  61. May 1not listed
More on this streetMellen St · 8 other addresses with permits

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Cambridge Inspectional Services Department updated its data Oct 6, 2026. We checked it Oct 6, 23:01 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.

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