15 Mason St

Somerville, MA 02144

At this address

11 permits on record. Newest issued Feb 4: Installed new recessed lighting in the living room

Within ¼ mile

105 more permits (103 projects) issued since May 1. One is for a new building, 0.23 mi away.

Biggest nearby

A $649,322 alteration or repair at 62 Talbot Ave, permitted Jul 20, within ¼ mile since May 1.

1. Installed new recessed lighting in the living room

   Electrical
   Feb 4$2,500
2. Kitchen bath renovation

   Plumbing
   Nov 17, 2025not listed
3. At unit number 1, Replaced existing bathroom exhaust fan and light fixture to improve ventilation and lighting

   Electrical
   Oct 29, 2025$3,500
4. Kitchen and bathroom:Bathroom: Replacement of sink

   Alteration or repair
   Sep 16, 2025$51,200
5. Renovation on 2nd floor kitchen

   Plumbing
   Aug 9, 2018not listed
6. Replace kitchen gas stove

   Plumbing
   Aug 9, 2018not listed
7. Wiring for 2fl kitchen renovation

   Electrical
   Jun 11, 2018$2,000
8. 2nd Fl kitchen remodeling

   Alteration or repair
   May 30, 2018$8,500
9. Remove and replace roofing

   Roofing
   Apr 11, 2018$10,884
10. Install vinly siding on house

    Alteration or repair
    May 18, 2016$13,000
11. Vinyl siding

    Electrical
    May 10, 2016$300

1. Installing Mitsubishi 36K BTU Outdoor Unit

   11 Whitman St · 180 ft NW · Electrical
   Oct 6$4,500
2. Emergency reapair of deck columns and rails

   22 Burnham St · 170 ft E · Alteration or repair
   Sep 28$8,650
3. Run circuit for outside porch outlet.install ceiling outside sense light

   23 Mason St · 85 ft NE · Electrical
   May 27$900

1. Replace gas furnace

   1077 Broadway · 810 ft W · Plumbing
   Oct 8not listed
2. Installation of (1) Double Hung Window Insert

   52 Powder House Blvd · 550 ft E · Alteration or repair
   Oct 8$13,302
3. Removal and eplacement of an existing deck in the back of the house

   83 Irving St · 460 ft S · Alteration or repair
   Oct 8$21,600
4. Remove one (1) existing layer of siding

   905 Broadway · 840 ft SE · Alteration or repair
   Oct 6$78,799
5. Tub to shower conversion in 1st floor bathroom

   915 Broadway · 750 ft SE · Plumbing
   Oct 5not listed
6. Ductwork for dual fuel furnace and heatpump

   35 Electric Ave · 490 ft NW · Mechanical (HVAC)
   Oct 1$24,500
7. "Replacement of steam boiler in basement Purepro AGS5-HN " × 2 permits

   37 Mason St · 260 ft NE · Plumbing
   Oct 1not listed
8. Repair gas leaks

   37 Mason St · 260 ft NE · Plumbing
   Oct 1not listed
9. Temporarily remove 1 EV charger

   905 Broadway · 840 ft SE · Electrical
   Sep 29$1,100
10. Upgrade existing electrical service from 100 amps to 200 amps

    7 Corinthian Rd · 410 ft SW · Electrical
    Sep 29$24,000
11. Wire lighting and receptacles for rear porch

    21 Simpson Ave · 950 ft SW · Electrical
    Sep 16$500
12. Building foundation (sonotube) -BUILDING/ADDITION PERMIT B26-001007

    7 Corinthian Rd · 410 ft SW · Addition
    Sep 16$15,000
13. Wiring replacement for a gas boiler

    58 Irving St · 660 ft S · Electrical
    Sep 14$500
14. Replacement of Existing Cross Connection Device

    58 Irving St · 660 ft S · Plumbing
    Sep 10not listed
15. Replacement of Existing Boiler

    58 Irving St · 660 ft S · Plumbing
    Sep 10not listed
16. Apt 1 HVAC SYSTEM 1: (1) CCOXHBMZ427HP heat pump condenser

    102 Wallace St · 470 ft SE · Mechanical (HVAC)
    Sep 9$40,000
17. Remove/replace 1 existing exterior door

    19 Electric Ave · 340 ft N · Alteration or repair
    Sep 8$3,422
18. ELLIS OVAL TUFTS UNIVERSITY: Provide rental of one pre-fabricated ADA Ramp and landing to accommodate…

    20 Lower Campus Rd · 840 ft NE · Fence, wall or deck
    Sep 3$10,672
19. Installation of (22) Double Hung Window Inserts in existing openings

    52 Powder House Blvd · 550 ft E · Alteration or repair
    Aug 31$53,366
20. 1-furnace, 1-coil, 1-air handler

    35 Irving St · 970 ft S · Mechanical (HVAC)
    Aug 28$53,549
21. First-floor addition, second-floor interior renovation

    7 Corinthian Rd · 410 ft SW · Addition
    Aug 27$522,404
22. Residential weatherization/air sealing

    18 Paulina St · 960 ft SW · Alteration or repair
    Aug 25$2,000
23. Repair rear decks

    21 Simpson Ave · 950 ft SW · Alteration or repair
    Aug 24$22,000
24. 320 amp service upgrade, wire for 3 mini split condensers

    102 Wallace St · 470 ft SE · Electrical
    Aug 17$15,000
25. Rebuild existing 3 seasons porch in existing footprint due to rot

    85 Chandler St · 780 ft SE · Alteration or repair
    Aug 17$27,300
26. Interior renovation of existing attic: remove drywall

    898 Broadway · 990 ft SE · Alteration or repair
    Aug 17$33,250
27. Replace main beams

    43 Irving St · 870 ft S · Alteration or repair
    Aug 11$64,845
28. Installation and wiring of replacement mixed system into existing ductwork

    34 Irving St · 930 ft S · Electrical
    Aug 10$11,531
29. Rough and finish electrical on 3 season porch

    85 Chandler St · 780 ft SE · Electrical
    Aug 7$1,600
30. Install EV charger

    26 Leonard St · 420 ft E · Electrical
    Aug 5$1,500
31. Installation and wiring of replacement system into existing ductwork consisting of two condensers and two air…

    34 Irving St · 930 ft S · Alteration or repair
    Aug 3$46,124
32. Apt 1 - 2nd Floor Bathroom - Replace bathtub, no structural change

    18 Paulina St · 960 ft SW · Plumbing
    Jul 30not listed
33. Kitchen sink disposal and dishwasher

    42 Whitman St · 520 ft W · Plumbing
    Jul 30not listed
34. Installation of (1) 8' x 8' x 6" precast concrete pad

    20 Lower Campus Rd · 840 ft NE · Electrical
    Jul 27$5,000
35. Interior repairs due to water damage

    44 Walker St · 700 ft E · Alteration or repair
    Jul 27$9,908
36. Sub meters

    42 Whitman St · 520 ft W · Plumbing
    Jul 24not listed
37. Replace fire-damaged wiring, make safe all affected circuits

    49 Electric Ave · 650 ft NW · Electrical
    Jul 13$3,000
38. Weatherization, Air Sealing, and Insulation

    45 Mason St · 350 ft NE · Alteration or repair
    Jul 13$17,977
39. Remove existing ceilings in bedrooms 1 & 2 of unit 1

    49 Electric Ave · 650 ft NW · Alteration or repair
    Jul 10$12,781
40. Demo make safe exposed wiring in attic

    898 Broadway · 990 ft SE · Electrical
    Jul 9$2,900
41. Install ducted heat pump systems

    53 Chandler St · 960 ft S · Mechanical (HVAC)
    Jul 7$38,500
42. Install EV charging stations with precast concrete pads and bollards WORK @ 18 LOWER CAMPUS RD- COHEN LOT

    20 Lower Campus Rd · 840 ft NE · Electrical
    Jul 7$98,000
43. Install plumbing for new home

    53 Chandler St · 960 ft S · Plumbing
    Jul 2not listed
44. Remodel first floor bath

    34 Whitman St · 440 ft W · Plumbing
    Jul 1not listed
45. ONE Pipe boot replacement on section of roof above bathroom

    67 Simpson Ave · 400 ft S · Alteration or repair
    Jun 30$4,999
46. Bathroom renovation

    34 Whitman St · 440 ft W · Electrical
    Jun 29$500
47. Wire and install power for hvac air handler and AC compressor

    74 Simpson Ave · 330 ft SW · Electrical
    Jun 24$800
48. Remove 8- existing windows and 1 door from front 3-seasons porch

    85 Chandler St · 780 ft SE · Alteration or repair
    Jun 24$25,260
49. Replace broken 4" drain pipe

    55 Ossipee Rd · 960 ft NW · Plumbing
    Jun 23not listed
50. Remove tub add shower and tile as necessary

    34 Whitman St · 440 ft W · Alteration or repair
    Jun 22$10,500
51. Replace one railing on porch

    929 Broadway · 630 ft SE · Alteration or repair
    Jun 18$2,130
52. Insulating exterior walls using cellulose R15

    50 Simpson Ave · 610 ft SW · Alteration or repair
    Jun 15$8,099
53. New air conditioning and heating dual fuel with heat pump system and ERV installation

    38 Ossipee Rd · 650 ft NW · Mechanical (HVAC)
    Jun 8$43,770
54. Kitchen remodel

    42 Whitman St · 520 ft W · Plumbing
    Jun 4not listed
55. Kitchen Remodel

    42 Whitman St · 520 ft W · Electrical
    Jun 3$10,000
56. Upgrade existing 200A 2-gang meter socket with disconnects to 400A 2-gang meter socket with disconnects

    15 Leonard St · 500 ft E · Electrical
    Jun 2$16,659
57. Residential weatherization/air sealing × 2 permits

    82 Wallace St · 600 ft S · Alteration or repair
    May 26 to Jun 2$3,624
58. Knob and Tube Remediation (Partial House)

    45 Mason St · 350 ft NE · Electrical
    May 29$24,802
59. Install Ductless Mini Split - First Floor Apartment

    68 Electric Ave · 880 ft NW · Electrical
    May 14$2,500
60. Strip re-roof

    4 Ossipee Rd · 320 ft N · Roofing
    May 14$20,000
61. Replacing 28' of sill plate, constructing 20' of skirt wall

    100 Wallace St · 490 ft SE · Alteration or repair
    May 13$37,674
62. Replace (8) existing storm windows with new Pella 250 double-hung windows (42" x 54") black

    937 Broadway · 540 ft SE · Alteration or repair
    May 12$10,000
63. Update kitchen same layout replacing cabinets

    42 Whitman St · 520 ft W · Alteration or repair
    May 6$30,800

1. Upgrade Service from 200 amps to 400 amps

   128 Powder House Blvd · 0.19 mi NW · Electrical
   Oct 1$8,900
2. Remove all roofing materials and install premium Owens Corning roofing materials

   88 Ossipee Rd · 0.25 mi NW · Roofing
   Oct 1$21,807
3. Bathroom renovation (First Floor)

   124 Holland St · 0.23 mi SW · Alteration or repair
   Sep 29$38,287
4. Bathroom Rewire/ Panel Replacement

   124 Holland St · 0.23 mi SW · Electrical
   Sep 28$3,200
5. Hard wired interconnected smokes

   9 Summit St · 0.21 mi SE · Electrical
   Sep 9$1,600
6. Provide low voltage interlock wiring for HVAC upgrades

   62 Talbot Ave · 0.22 mi N · Electrical
   Sep 2$5,000
7. Demolish existing outdoor covered garage PERMIT TO REBUILD B26-000383 DEMO ON OR AFTER SEPTEMBER 9

   1 Walker St · 0.22 mi E · Demolition
   Sep 1$10,000
8. Renovation of the Joshi Lab at Tufts University

   62 Talbot Ave · 0.22 mi N · Mechanical (HVAC)
   Aug 27$50,000
9. Buildout of Physical Therapy Office

   872 Broadway · 0.23 mi SE · New building
   Aug 27$20,000
10. Install 45 total cables, 20 locations

    62 Talbot Ave · 0.22 mi N · Electrical
    Aug 26$15,014
11. Fixtures replacement of kitchen sink and dishwasher of same spot and two tankless water heater

    128 Powder House Blvd · 0.19 mi NW · Plumbing
    Aug 18not listed
12. 2. new gas line for water heater tankless and gas stove replacement for 2nd floor

    128 Powder House Blvd · 0.19 mi NW · Plumbing
    Aug 18not listed
13. Install new 100 amp sub panel associated with e26-001004

    23 Irving St · 0.21 mi S · Electrical
    Aug 6$1,500
14. Electrical remodel

    62 Talbot Ave · 0.22 mi N · Electrical
    Aug 3$25,000
15. Install Ansul valves and replace CO solenoid valves at kitchen equipment stations

    25 Latin Way · 0.22 mi N · Plumbing
    Jul 31not listed
16. Replace existing kitchen cabinets and counter

    128 Powder House Blvd · 0.19 mi NW · Alteration or repair
    Jul 30$42,000
17. 1/2 bathroom second floor, full bathroom third floor & adding laundry connection third floor

    23 Irving St · 0.21 mi S · Plumbing
    Jul 28not listed
18. Add fire alarm monitor modules to Ansul and CO systems that are being installed by others

    25 Latin Way · 0.22 mi N · Electrical
    Jul 28$9,500
19. Water damage

    237 Holland St · 0.24 mi W · Electrical
    Jul 28$500
20. Install new branch circuits for the kitchen and laundry

    128 Powder House Blvd · 0.19 mi NW · Electrical
    Jul 22$4,500
21. Furnish and install wiring for multiple Honeywell E3

    25 Latin Way · 0.22 mi N · Electrical
    Jul 21$12,000
22. Addition of two sinks, two eyewash, dishwaher connection

    62 Talbot Ave · 0.22 mi N · Plumbing
    Jul 20not listed
23. Renovation of existing Lab Space for research group

    62 Talbot Ave · 0.22 mi N · Alteration or repair
    Jul 20$649,322
24. 400A Electrical Service upgrade in a Two Family House

    1 Walker St · 0.22 mi E · Electrical
    Jul 16$6,500
25. Electrical work in the detached garage B26-000383

    1 Walker St · 0.22 mi E · Electrical
    Jul 16$3,500
26. Re wire first floor bath

    23 Irving St · 0.21 mi S · Electrical
    Jul 14$4,000
27. Installation of new air source heat pump installed in basement servicing the first floor through new ductwork

    9 Summit St · 0.21 mi SE · Mechanical (HVAC)
    Jul 13$25,133
28. Install EV charger with intergrated load management

    26 Chandler St · 0.22 mi S · Electrical
    Jul 13$3,000
29. Repoint existing masonry chimney from crown to flashing line

    80 Electric Ave · 0.19 mi NW · Roofing
    Jul 9$4,700
30. Remove and dispose of the existing garage roofing system down to the concrete deck

    16 Powder House Blvd · 0.21 mi E · Roofing
    Jul 8$10,376
31. Demolition/make-safe, temporary lighting and power

    62 Talbot Ave · 0.22 mi N · Electrical
    Jun 30$95,000
32. Renovate two bathrooms & laundry area 1st Floor: Gut & renovate the Half Bath

    23 Irving St · 0.21 mi S · Alteration or repair
    Jun 30$80,450
33. Residential weatherization/air sealing

    14 Irving St · 0.22 mi SW · Alteration or repair
    Jun 11$2,000
34. Alteration of Classroom Space - Update floors

    62 Talbot Ave · 0.22 mi N · Alteration or repair
    Jun 3$259,270
35. Rewire front entry switches and 2 lights

    12 Teele Ave · 0.23 mi N · Electrical
    May 11$1,100
36. Bath bar sink

    1 Walker St · 0.22 mi E · Plumbing
    May 7not listed
37. Create new entry door to 10 Teele Ave

    12 Teele Ave · 0.23 mi N · Roofing
    May 7$66,340

We don't list zoning cases for Somerville yet. Look them up on the city's Zoning Board of Appeals page.

• 21 Mason St newest permit Dec 4, 2025
• 23 Mason St newest permit May 27, 2026
• 31 Mason St newest permit Feb 11, 2025
• 34 Mason St newest permit Feb 18, 2026
• 37 Mason St newest permit Oct 1, 2026
• 45 Mason St newest permit Jul 13, 2026
• 47 Mason St newest permit Jan 9, 2025

Somerville Inspectional Services Division updated its data Oct 10, 2026. We checked it Oct 10, 13:28 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.

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