Nearby Permits
Map of 126 permits within a quarter mile of 18 Porter StOther, 42 Spring St, Oct 6, 2026Alteration or repair, 17 Stanford Terr, Oct 5, 2026Roofing, 10 Porter St, Oct 5, 2026Plumbing, 29 Lowell St, Oct 1, 2026Plumbing, 21 Cedar St, Oct 1, 2026Plumbing, 21 Cedar St, Oct 1, 2026Roofing, 12 Porter St, Oct 1, 2026Alteration or repair, 95 Lowell St, Sep 29, 2026Electrical, 95 Lowell St, Sep 28, 2026Mechanical (HVAC), 59 Elm St, Sep 25, 2026Alteration or repair, 207 Summer St, Sep 24, 2026Electrical, 42 Spring St, Sep 23, 2026Electrical, 37 Belmont St, Sep 22, 2026Electrical, 737 Somerville Ave, Sep 22, 2026Alteration or repair, 9 Carver St, Sep 17, 2026Electrical, 6 Acadia Pk, Sep 14, 2026Roofing, 22 White St Pl, Sep 14, 2026Mechanical (HVAC), 42 Belmont St, Sep 3, 2026Mechanical (HVAC), 12 Mossland St, Sep 2, 2026Electrical, 24 Miller St, Sep 2, 2026Electrical, 7 Craigie Terr, Sep 2, 2026Electrical, 29 Lowell St, Sep 2, 2026Alteration or repair, 70 Porter St, Sep 2, 2026Plumbing, 14 Mossland St, Sep 1, 2026Plumbing, 12 Mossland St, Sep 1, 2026Plumbing, 14 Mossland St, Sep 1, 2026Plumbing, 12 Mossland St, Sep 1, 2026Fence, wall or deck, 61 Elm St, Sep 1, 2026Plumbing, 642 Somerville Ave, Aug 27, 2026Plumbing, 642 Somerville Ave, Aug 27, 2026Electrical, 21 Cedar St, Aug 27, 2026Electrical, 42 Belmont St, Aug 27, 2026Plumbing, 10 Lowell St, Aug 26, 2026Alteration or repair, 243 Summer St, Aug 25, 2026Alteration or repair, 9 Brastow Ave, Aug 24, 2026Electrical, 642 Somerville Ave, Aug 20, 2026Electrical, 9 Adelaide Rd, Aug 20, 2026Electrical, 54 Belmont St, Aug 17, 2026Electrical, 85 Lowell St, Aug 17, 2026Alteration or repair, 55 Craigie St, Aug 12, 2026Electrical, 27 Porter St, Aug 11, 2026Electrical, 10 Lowell St, Aug 7, 2026Plumbing, 23 Elm St, Aug 5, 2026Alteration or repair, 35 Ibbetson St, Aug 4, 2026Alteration or repair, 42 Spring St, Aug 4, 2026Electrical, 241 Summer St, Aug 3, 2026Plumbing, 29 Lowell St, Jul 30, 2026Electrical, 42 Spring St, Jul 29, 2026Electrical, 12 Mossland St, Jul 29, 2026Alteration or repair, 10 Lowell St, Jul 29, 2026Alteration or repair, 266 Summer St, Jul 29, 2026Electrical, 55 Craigie St, Jul 27, 2026Alteration or repair, 12 Greenwood Terr, Jul 24, 2026Mechanical (HVAC), 95 Prentiss St, Jul 23, 2026Plumbing, 42 Spring St, Jul 23, 2026Mechanical (HVAC), 42 Belmont St, Jul 23, 2026Roofing, 42 Belmont St, Jul 23, 2026Plumbing, 42 Belmont St, Jul 21, 2026Alteration or repair, 30 Belmont St, Jul 14, 2026Electrical, 29 Lowell St, Jul 13, 2026Plumbing, 207 Summer St, Jul 9, 2026Alteration or repair, 23 Ibbetson St, Jul 9, 2026Electrical, 23 Ibbetson St, Jul 8, 2026Other, 23 Ibbetson St, Jul 7, 2026Alteration or repair, 8 Belmont St, Jul 7, 2026Alteration or repair, 49 Elm St, Jul 7, 2026Electrical, 55 Craigie St, Jul 2, 2026Plumbing, 321 Beacon St, Jul 1, 2026Alteration or repair, 665a Somerville Ave, Jul 1, 2026Electrical, 42 Belmont St, Jun 30, 2026Alteration or repair, 38 Spring St, Jun 26, 2026Roofing, 42 Belmont St, Jun 26, 2026Plumbing, 9 Gilson Terr, Jun 23, 2026Electrical, 75 Elm St, Jun 23, 2026Electrical, 207 Summer St, Jun 23, 2026Alteration or repair, 54 Elm St, Jun 16, 2026Alteration or repair, 35 Elm St, Jun 11, 2026Electrical, 737 Somerville Ave, Jun 10, 2026Electrical, 14 White St Pl, Jun 8, 2026Solar, 24 Belmont St, Jun 8, 2026Solar, 26 Belmont St, Jun 8, 2026Alteration or repair, 285 Beacon St, Jun 8, 2026Plumbing, 337 Beacon St, Jun 5, 2026Plumbing, 35 Ibbetson St, Jun 4, 2026Electrical, 24 Belmont St, Jun 2, 2026Electrical, 26 Belmont St, Jun 2, 2026Mechanical (HVAC), 37 Belmont St, May 22, 2026Plumbing, 241 Summer St, May 22, 2026Plumbing, 241 Summer St, May 22, 2026Alteration or repair, 9 Porter St, May 21, 2026Alteration or repair, 207 Summer St, May 21, 2026Electrical, 14 Mossland St, May 19, 2026Electrical, 35 Cedar St, May 19, 2026Electrical, 33 Cedar St, May 19, 2026Electrical, 208 Summer St, May 19, 2026Plumbing, 208 Summer St, May 14, 2026Electrical, 8 Porter Ave, May 14, 2026Electrical, 124 Lowell St, May 14, 2026Alteration or repair, 27 Porter St, May 14, 2026Electrical, 54 Elm St, May 13, 2026Alteration or repair, 208 Summer St, May 13, 2026Electrical, 69 Lowell St, May 12, 2026Demolition, 29 Lowell St, May 11, 2026Demolition, 29 Lowell St, May 11, 2026Plumbing, 54 Elm St, May 8, 2026Plumbing, 7 Craigie Terr, May 7, 2026Other, 74 Elm St, May 7, 2026Alteration or repair, 35 Ibbetson St, May 7, 2026Electrical, 27 Porter St, May 5, 2026Roofing, 349 Beacon St, May 5, 2026Plumbing, 27 Porter St, May 4, 2026Plumbing, 314 Beacon St, May 4, 2026Plumbing, 314 Beacon St, May 4, 2026Plumbing, 314 Beacon St, May 4, 2026Electrical, 35 Ibbetson St, May 4, 2026Plumbing, 37 Belmont St, May 1, 2026Plumbing, 37 Belmont St, May 1, 2026Plumbing, 330 Beacon St, May 1, 2026Plumbing, 7 Craigie Terr, May 1, 2026Electrical, 12 Mossland St, May 1, 2026Alteration or repair, 321 Beacon St, May 1, 2026New building, 29 Lowell St, Sep 9, 2026New building, 35 Cedar St, Jul 29, 2026New building, 29 Lowell St, Jun 3, 2026New building, 29 Lowell St, Jun 2, 2026New building, 37 Belmont St, May 12, 2026660 ft Map preview
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18 Porter St

Somerville, MA 02143

29 Lowell St: demolition permitted May 11, a new building Sep 9.

Three permits here in the last two years. The newest, Oct 20, 2025: Installation of roof mounted solar pv - 17 panels - 6.97kW system size. Within a quarter mile, the city has issued 126 more permits (122 projects) since May 1. Five are for new buildings, the nearest 840 ft away.

The city's data portal didn't answer in time. "Here" shows our copy of the last two years, which we checked 2026-10-07 13:48 UTC. Data status

MayJunJulAugSepOct
Here3 permits · 18 Porter St
  1. Oct 20, 2025$14,945
  2. Oct 20, 2025$34,850
  3. Aug 15, 2025$10,697
Next doorunder 250 ft · 4 permits
  1. Oct 5$19,400
  2. New roof
    12 Porter St · 130 ft SW · Roofing
    Oct 1$18,650
  3. Aug 5not listed
  4. Install 19 replacement windows
    9 Porter St · 170 ft S · Alteration or repair
    May 21$30,445
This block250 to 1,000 ft · 83 permits in 82 projects · 4 new buildings, $1.1M
  1. Oct 5$4,304
  2. Oct 1not listed
  3. Oct 1not listed
  4. Oct 1not listed
  5. Installation of replacement furnace
    59 Elm St · 750 ft NW · Mechanical (HVAC)
    Sep 25$9,685
  6. Sep 22$2,000
  7. Sep 17$4,000
  8. Sep 9$380,000
  9. Sep 3$68,383
  10. Install 2 HVAC systems Heat Pump
    12 Mossland St · 790 ft W · Mechanical (HVAC)
    Sep 2$14,000
  11. Sep 2$1,000
  12. Sep 2$850
  13. Ufer ground × 2 permits
    29 Lowell St · 850 ft SE · Electrical
    Jul 13 to Sep 2$2,500
  14. Rough plumbing
    14 Mossland St · 770 ft W · Plumbing
    Sep 1not listed
  15. Rough plumbing
    12 Mossland St · 790 ft W · Plumbing
    Sep 1not listed
  16. Sep 1not listed
  17. Sep 1not listed
  18. Sep 1$46,000
  19. Aug 27$500
  20. Heat Pump
    42 Belmont St · 960 ft E · Electrical
    Aug 27$1,800
  21. Bathroom remodeling
    10 Lowell St · 850 ft SE · Plumbing
    Aug 26not listed
  22. Aug 20$1,800
  23. Service Upgrade
    85 Lowell St · 960 ft E · Electrical
    Aug 17$2,800
  24. Aug 12$12,000
  25. Install a Fire alarm system
    27 Porter St · 300 ft NE · Electrical
    Aug 11$10,000
  26. Bathroom renovation
    10 Lowell St · 850 ft SE · Electrical
    Aug 7$1,000
  27. Aug 4$11,000
  28. Jul 30not listed
  29. Jul 29$30,000
  30. Bathroom Remodel - no layout changes
    10 Lowell St · 850 ft SE · Alteration or repair
    Jul 29$26,750
  31. Jul 29$621,000
  32. Jul 27$5,500
  33. Jul 24$9,882
  34. Jul 23$15,366
  35. Jul 23$15,815
  36. Jul 23$4,587
  37. Jul 21not listed
  38. Remove & replace 21 windows
    30 Belmont St · 930 ft SE · Alteration or repair
    Jul 14$64,365
  39. Jul 9$28,808
  40. Jul 8$2,700
  41. Asbestos Removal
    23 Ibbetson St · 700 ft SE · Other
    Jul 7$4,250
  42. Jul 7$14,634
  43. Jul 2$7,000
  44. Replace tub to shower
    321 Beacon St · 830 ft S · Plumbing
    Jul 1not listed
  45. Jul 1$7,300
  46. Jun 30$16,000
  47. Jun 26$12,000
  48. Jun 23not listed
  49. Jun 16$162,117
  50. Residential weatherization/air sealing
    35 Elm St · 350 ft W · Alteration or repair
    Jun 11$5,000
  51. Jun 10$10,000
  52. Jun 8$37,400
  53. Jun 8$37,400
  54. Jun 5not listed
  55. Jun 4not listed
  56. Jun 3$18,000
  57. Jun 2$12,508
  58. Jun 2$12,508
  59. Jun 2$40,000
  60. May 19$30,000
  61. Ufer ground
    35 Cedar St · 840 ft N · Electrical
    May 19$1,000
  62. Ufer Ground
    33 Cedar St · 820 ft N · Electrical
    May 19$1,000
  63. May 19$35,000
  64. May 14not listed
  65. Renovate an Existing 3 Family Building
    27 Porter St · 300 ft NE · Alteration or repair
    May 14$1,325,000
  66. May 13$16,000
  67. Residential weatherization/air sealing
    208 Summer St · 960 ft E · Alteration or repair
    May 13$11,000
  68. May 12$3,000
  69. May 11$25,000
  70. May 11$5,000
  71. May 8not listed
  72. May 7not listed
  73. May 7$10,241
  74. May 7$61,050
  75. May 5$38,000
  76. May 5$13,650
  77. May 4not listed
  78. May 4$14,000
  79. 4 NAVIEN Water heaters
    330 Beacon St · 910 ft S · Plumbing
    May 1not listed
  80. May 1not listed
  81. May 1$500
  82. Replace tub surround in the bathroom unit
    321 Beacon St · 830 ft S · Alteration or repair
    May 1$21,000
Within a quarter mile1,000 ft to ¼ mi · 39 permits in 36 projects · 1 new building, $270,000
  1. Oct 6$11,500
  2. Sep 29$55,000
  3. Sep 28$2,000
  4. Sep 24$29,126
  5. Sep 23$2,900
  6. Sep 22$1,900
  7. Sep 14$2,000
  8. Sep 14$25,100
  9. Ductless mini split install
    70 Porter St · 0.20 mi NE · Alteration or repair
    Sep 2$49,021
  10. Boiler × 2 permits
    642 Somerville Ave · 0.22 mi SE · Plumbing
    Aug 27not listed
  11. Residential weatherization/air sealing
    243 Summer St · 0.20 mi N · Alteration or repair
    Aug 25$17,000
  12. Aug 24$31,135
  13. 3 Boiler replacements
    642 Somerville Ave · 0.22 mi SE · Electrical
    Aug 20$1,800
  14. Foundation grounding
    54 Belmont St · 0.19 mi E · Electrical
    Aug 17$500
  15. Aug 4$180,000
  16. Aug 3$1,500
  17. Jul 29$22,000
  18. Replace front stairs and landing
    266 Summer St · 0.25 mi N · Alteration or repair
    Jul 29$11,850
  19. Jul 23not listed
  20. Jul 9not listed
  21. Install 1 entry door for replacement
    8 Belmont St · 0.20 mi SE · Alteration or repair
    Jul 7$5,881
  22. Jun 26$19,181
  23. Jun 23$35,000
  24. Wire up bathroom
    207 Summer St · 0.20 mi NE · Electrical
    Jun 23$1,500
  25. Jun 8$1,500
  26. Replace window
    285 Beacon St · 0.24 mi S · Alteration or repair
    Jun 8$13,700
  27. May 22$30,000
  28. Replace boiler × 2 permits
    241 Summer St · 0.19 mi N · Plumbing
    May 22not listed
  29. Remodel main bath unit 3
    207 Summer St · 0.20 mi NE · Alteration or repair
    May 21$26,000
  30. May 14$2,600
  31. Wire EV charger
    124 Lowell St · 0.23 mi NE · Electrical
    May 14$600
  32. May 12$270,000
  33. May 4not listed
  34. Water heater replacement × 2 permits
    314 Beacon St · 0.21 mi S · Plumbing
    May 4not listed
  35. May 1not listed
  36. May 1not listed
More on this streetPorter St · 10 nearest addresses with permits

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Somerville Inspectional Services Division updated its data Oct 7, 2026. We checked it Oct 7, 13:48 UTC. See the city's official records (SomerStat, City of Somerville, ODbL 1.0).

Contains information from Applications for Permits and Licenses (SomerStat, City of Somerville), which is made available here under the Open Database License (ODbL).

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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