Nearby Permits
Map of 74 permits within a quarter mile of 121 Prospect StAlteration or repair, 37 Marion St, Oct 5, 2026Alteration or repair, 18 Houghton St, Oct 1, 2026Plumbing, 26r Clark St, Sep 24, 2026Plumbing, 69 Prospect St, Sep 24, 2026Plumbing, 69 Prospect St, Sep 23, 2026Electrical, 31 Springfield St, Sep 23, 2026Electrical, 29 Springfield St, Sep 23, 2026Electrical, 45 Adrian St, Sep 22, 2026Plumbing, 211 Tremont St, Sep 17, 2026Electrical, 69 Prospect St, Sep 17, 2026Plumbing, 29 Springfield St, Sep 14, 2026Alteration or repair, 69 Prospect St, Sep 12, 2026Roofing, 6 Beacon St, Sep 8, 2026Electrical, 15 Oak St, Sep 3, 2026Electrical, 15 Oak St, Sep 3, 2026Electrical, 17 Oak St, Sep 3, 2026Mechanical (HVAC), 8 Bolton St, Sep 2, 2026Mechanical (HVAC), 8 Bolton St, Sep 2, 2026Mechanical (HVAC), 6 Bolton St, Sep 2, 2026Mechanical (HVAC), 6 Bolton St, Sep 2, 2026Electrical, 16 Bolton St, Sep 1, 2026Mechanical (HVAC), 16 Bolton St, Aug 28, 2026Alteration or repair, 19 Wyatt St, Aug 25, 2026Electrical, 190 Tremont St, Aug 24, 2026Electrical, 45 Adrian St, Aug 21, 2026Plumbing, 190 Tremont St, Aug 20, 2026Plumbing, 190 Tremont St, Aug 20, 2026Alteration or repair, 19 Wyatt St, Aug 19, 2026Electrical, 45a Adrian St, Aug 19, 2026Electrical, 8 Bolton St, Aug 14, 2026Electrical, 26 Clark St, Aug 13, 2026Electrical, 45a Adrian St, Aug 11, 2026Electrical, 45 Adrian St, Aug 11, 2026Electrical, 6 Bolton St, Aug 10, 2026Alteration or repair, 69 Prospect St, Aug 10, 2026Mechanical (HVAC), 31 Springfield St, Aug 6, 2026Mechanical (HVAC), 29 Springfield St, Aug 6, 2026Electrical, 17 Oak St, Aug 6, 2026Alteration or repair, 211 Tremont St, Aug 6, 2026Plumbing, 7 Joseph St, Aug 4, 2026Electrical, 26 Clark St, Jul 28, 2026Alteration or repair, 34 Adrian St, Jul 24, 2026Electrical, 46 Dickinson St, Jul 22, 2026Electrical, 6 Bolton St, Jul 20, 2026Plumbing, 2 Tremont Pl, Jul 20, 2026Plumbing, 34 Adrian St, Jul 14, 2026Electrical, 10 Oak St, Jul 13, 2026Alteration or repair, 34 Springfield St, Jul 10, 2026Electrical, 22 Bolton St, Jul 9, 2026Electrical, 8 Bolton St, Jul 8, 2026Alteration or repair, 7 Oak St, Jun 30, 2026Electrical, 5 Beacon St, Jun 23, 2026Alteration or repair, 27 Bolton St, Jun 22, 2026Electrical, 93 Newton St, Jun 15, 2026Alteration or repair, 8 Hammond St, Jun 9, 2026Plumbing, 26 Clark St, Jun 5, 2026Plumbing, 102 Concord Ave, May 29, 2026Electrical, 40 Concord Ave, May 28, 2026Other, 16 Bolton St, May 21, 2026Plumbing, 22 Bolton St, May 19, 2026Electrical, 87 Concord Ave, May 18, 2026Solar, 23 Oak St, May 12, 2026Plumbing, 8 Bolton St, May 5, 2026Roofing, 89 Concord Ave, May 5, 2026New building, 15 Oak St, Oct 2, 2026New building, 15 Oak St, Sep 17, 2026New building, 8 Bolton St, Aug 25, 2026New building, 17 Oak St, Aug 5, 2026New building, 17 Oak St, Jul 21, 2026New building, 8 Bolton St, Jun 26, 2026New building, 108 Prospect St, Jun 26, 2026New building, 26 Clark St, Jun 8, 2026New building, 6 Bolton St, Jun 2, 2026New building, 6 Bolton St, Jun 1, 2026660 ft Map preview
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121 Prospect St

Somerville, MA

New buildings permitted at six addresses within a quarter mile since May 1, the largest $9.4M.

12 permits on record here. The newest, Mar 18: 32 new units. Within a quarter mile, the city has issued 74 more permits (72 projects) since May 1. The nearest permit for a new building is 240 ft away.

MayJunJulAugSepOct
Within
Since
Here12 permits · 121 Prospect St
  1. 32 new units
    Electrical
    Mar 18$150,000
  2. Install client supplied heat pump systems and central ERV as per mechanical plans
    Mechanical (HVAC)
    Sep 9, 2025$364,000
  3. Wire new 32 unit building, with parking
    Electrical
    Jul 28, 2025$750,000
  4. 4 Story 32 Unit wood framed building over steel podium with 18 sub-grade parking spaces See B24-000906 for…
    New building
    Mar 3, 2025$7,982,000
  5. Plumbing for multi residential building
    Plumbing
    Oct 23, 2024not listed
  6. UFER ground
    Electrical
    Sep 3, 2024$500
  7. Foundation only for 4 story, 32 unit residential bldg with 18 parking spaces Permit to construct to follow
    New building
    Aug 21, 2024$2,103,718
  8. Temp Service
    Electrical
    Aug 7, 2024$2,500
  9. Auto repair shop previously approved for demo in 2022 under d22-000007 demo on or after 5/17/24
    Demolition
    May 9, 2024$29,000
  10. Demo existing used car lot garage Demo on or after -9/12/22
    Demolition
    Aug 4, 2022$17,972
  11. New construction, 4 story building
    New building
    Jul 25, 2022$6,075,951
  12. SEE B24-000906 Foundation Only for 4 story
    New building
    Jul 19, 2022$193,514
Sort
Next doorunder 250 ft · 3 permits · 1 new building, $9.4M
  1. Replace Two Electrical Panel
    22 Bolton St · 210 ft N · Electrical
    Jul 9$1,800
  2. Construct new 29-unit Apartment Building with enclosed on-grade parking (Zoning Application B23-001035)
    108 Prospect St · 240 ft NE · New building
    Jun 26$9,418,767
  3. Plumbing on two bathrooms
    22 Bolton St · 210 ft N · Plumbing
    May 19not listed
This block250 to 1,000 ft · 49 permits · 8 new buildings, $865,000
  1. Foundation Permit Back yard cottage PERMIT TO CONSTRUCT B26-001562
    15 Oak St · 550 ft N · New building
    Oct 2$15,000
  2. Go over exiting flat roof
    18 Houghton St · 250 ft W · Alteration or repair
    Oct 1$21,000
  3. Replace stove
    69 Prospect St · 820 ft NE · Plumbing
    Sep 24not listed
  4. Remodel 1st floor kitchen and bath
    69 Prospect St · 820 ft NE · Plumbing
    Sep 23not listed
  5. 3 New family
    31 Springfield St · 690 ft W · Electrical
    Sep 23$40,500
  6. 3 New family
    29 Springfield St · 700 ft W · Electrical
    Sep 23$40,500
  7. Relocate gas line where interior door is being installed
    211 Tremont St · 530 ft NE · Plumbing
    Sep 17not listed
  8. Rewire of kitchen and bath 1st floor unit
    69 Prospect St · 820 ft NE · Electrical
    Sep 17$7,800
  9. Foundation Permit for 3 unit building PERMIT TO CONSTRUCT B26-001560
    15 Oak St · 550 ft N · New building
    Sep 17$35,000
  10. Installation of 7 baths, 3 kitchen sinks, 3 laundries and 1 roof drain
    29 Springfield St · 700 ft W · Plumbing
    Sep 14not listed
  11. Kitchen and bath remodel
    69 Prospect St · 820 ft NE · Alteration or repair
    Sep 12$72,500
  12. Install Ufer grounding for cottage
    15 Oak St · 550 ft N · Electrical
    Sep 3$200
  13. Install Ufer grounding for a three-family building
    15 Oak St · 550 ft N · Electrical
    Sep 3$200
  14. Install ufer grounding for cottage
    17 Oak St · 550 ft N · Electrical
    Sep 3$200
  15. Furnish and install of 3 Heat Pumps, 1 ERV Backyard cottage
    8 Bolton St · 340 ft N · Mechanical (HVAC)
    Sep 2$20,400
  16. Install 3 heat pumps and 3 ERVs Main building with 3 units
    8 Bolton St · 340 ft N · Mechanical (HVAC)
    Sep 2$30,600
  17. Furnish and install of 3 Heat Pumps, 1 ERV Backyard cottage
    6 Bolton St · 340 ft N · Mechanical (HVAC)
    Sep 2$20,400
  18. Furnish and Install of 12 Heat Pumps
    6 Bolton St · 340 ft N · Mechanical (HVAC)
    Sep 2$30,600
  19. 2 unit renovation
    16 Bolton St · 280 ft N · Electrical
    Sep 1$55,000
  20. HVAC - Ductless mini splits
    16 Bolton St · 280 ft N · Mechanical (HVAC)
    Aug 28$60,692
  21. New Construction Detached Triple Decker - 3 Units -See foundation only permit B25-001976
    8 Bolton St · 340 ft N · New building
    Aug 25$573,750
  22. Wire 2 zone hot water boiler and controls
    190 Tremont St · 430 ft E · Electrical
    Aug 24$1,000
  23. 9 d backflow
    190 Tremont St · 430 ft E · Plumbing
    Aug 20not listed
  24. Installing combi unit
    190 Tremont St · 430 ft E · Plumbing
    Aug 20not listed
  25. Wire 8 Bolton rear cottage and install new 200 amp service
    8 Bolton St · 340 ft N · Electrical
    Aug 14$30,000
  26. Wire rear cottage house and install service
    6 Bolton St · 340 ft N · Electrical
    Aug 10$30,000
  27. Interior demo of kitchen & bath
    69 Prospect St · 820 ft NE · Alteration or repair
    Aug 10$3,200
  28. Install a ducted heat pump, erv and exhaust fan ducting in each unit
    31 Springfield St · 690 ft W · Mechanical (HVAC)
    Aug 6$52,000
  29. Install a ducted heat pump, erv and exhaust fan ducting in each unit
    29 Springfield St · 700 ft W · Mechanical (HVAC)
    Aug 6$52,000
  30. Install Ufer grounding for a three-family building
    17 Oak St · 550 ft N · Electrical
    Aug 6$200
  31. Installing a new connection to combine Unit 11 and Unit 6 into a single dwelling unit by creating a new
    211 Tremont St · 530 ft NE · Alteration or repair
    Aug 6$27,000
  32. Foundation Permit Back yard cottage PERMIT TO CONSTRUCT B26-001561
    17 Oak St · 550 ft N · New building
    Aug 5$15,000
  33. Upgrade existing 100 AMP 2-gang meter to new 400 AMP 3-gang meter
    46 Dickinson St · 900 ft W · Electrical
    Jul 22$14,000
  34. Foundation Permit Principle triple decker structure PERMIT TOCONSTRUCT B26-001559
    17 Oak St · 550 ft N · New building
    Jul 21$35,000
  35. Wire 3 family and install 600 amp service LOT A
    6 Bolton St · 340 ft N · Electrical
    Jul 20$85,000
  36. Moving a sump pump discharge to a garden bed
    2 Tremont Pl · 540 ft E · Plumbing
    Jul 20$300
  37. Triple decker complete wiring
    10 Oak St · 480 ft N · Electrical
    Jul 13$30,000
  38. Residential weatherization and air sealing with the Mass Save Program
    34 Springfield St · 790 ft W · Alteration or repair
    Jul 10$6,640
  39. Temp service
    8 Bolton St · 340 ft N · Electrical
    Jul 8$2,500
  40. Install 1 kitchen door tempered and 1 front entry door for replacement
    7 Oak St · 590 ft N · Alteration or repair
    Jun 30$19,969
  41. New Construction Backyard Cottage -See foundation only permit B25-001977
    8 Bolton St · 340 ft N · New building
    Jun 26$191,250
  42. Built a hoverhang in the front entrance
    27 Bolton St · 290 ft NW · Alteration or repair
    Jun 22$6,380
  43. Basement two main area rooms, nearest base of stairs
    93 Newton St · 880 ft N · Electrical
    Jun 15$5,000
  44. New Construction Detached Triple Decker - 3 Units -See foundation only permit B25-001974
    6 Bolton St · 340 ft N · New building
    Jun 2$573,750
  45. New Construction Backyard Cottage -See foundation only permit B25-001975
    6 Bolton St · 340 ft N · New building
    Jun 1$191,250
  46. Wire 3 laundry, update service from 100A to 400A
    40 Concord Ave · 690 ft N · Electrical
    May 28$11,025
  47. Asbestos removal
    16 Bolton St · 280 ft N · Other
    May 21$9,750
  48. Rooftop solar installation 18 panels 7.92 kw dc
    23 Oak St · 520 ft N · Solar
    May 12$39,600
  49. New 8 unit condo building
    8 Bolton St · 340 ft N · Plumbing
    May 5not listed
Within a quarter mile1,000 ft to ¼ mi · 22 permits in 20 projects · 1 new building, $197,500
  1. Finish a basement, adding a bathroom
    37 Marion St · 0.25 mi NW · Alteration or repair
    Oct 5$67,330
  2. Underground piping, and finish plumbing
    26r Clark St · 0.23 mi N · Plumbing
    Sep 24not listed
  3. Install hardwired EV Charger
    45 Adrian St · 0.23 mi NW · Electrical
    Sep 22$4,589
  4. Remove and Replace EPDM Roof, siding replacement
    6 Beacon St · 0.24 mi W · Roofing
    Sep 8$325,000
  5. Install of 10 double hung windows
    19 Wyatt St · 0.23 mi NW · Alteration or repair
    Aug 25$16,937
  6. Install Energy Storage System with 20kWh battery on Garage exterior × 2 permits
    45 Adrian St · 0.23 mi NW · Electrical
    Aug 11 to 21$33,500
  7. Remove existing siding, prep, install new siding
    19 Wyatt St · 0.23 mi NW · Alteration or repair
    Aug 19$47,850
  8. Install Energy Storage System with 20kWh battery on Garage exterior × 2 permits
    45a Adrian St · 0.23 mi NW · Electrical
    Aug 11 to 19$33,500
  9. 200 amp service for ADU
    26 Clark St · 0.23 mi N · Electrical
    Aug 13$7,000
  10. Replace existing tub valve with new tub valve
    7 Joseph St · 0.20 mi N · Plumbing
    Aug 4not listed
  11. Wire new construction ADU
    26 Clark St · 0.23 mi N · Electrical
    Jul 28$7,000
  12. Insulation work as part of the MASS Save program
    34 Adrian St · 0.19 mi NW · Alteration or repair
    Jul 24$14,286
  13. 3rd floor bathroom remodel
    34 Adrian St · 0.19 mi NW · Plumbing
    Jul 14not listed
  14. Install common meter, confirm grounding and bonding
    5 Beacon St · 0.21 mi W · Electrical
    Jun 23$1,500
  15. Rebuild New Brick Wall Similar to next door negihbor with brcik and limestone cap
    8 Hammond St · 0.20 mi W · Alteration or repair
    Jun 9$32,853
  16. Backyard Cottage, foundation B25-000118
    26 Clark St · 0.23 mi N · New building
    Jun 8$197,500
  17. Entire plumbing on a newly built cottage CONTRACTOR REMOVED AS OF 9/15/26
    26 Clark St · 0.23 mi N · Plumbing
    Jun 5not listed
  18. Gas Furnace Replacement
    102 Concord Ave · 0.22 mi W · Plumbing
    May 29not listed
  19. Install mini splits on unit 1 and 2
    87 Concord Ave · 0.21 mi NW · Electrical
    May 18$15,000
  20. Strip and reroof approximately 2,000 square feet
    89 Concord Ave · 0.22 mi NW · Roofing
    May 5$20,150
More on this streetProspect 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, 21:02 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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