Nearby Permits
Map of 74 permits within a quarter mile of 20 Cotton StPlumbing, 99 Walter St, Oct 8, 2026Solar, 104r-106r Walter St, Oct 8, 2026Electrical, 182 Walter St, Oct 5, 2026Electrical, 40 Arborough Rd, Oct 5, 2026Solar, 655-657 South St, Oct 5, 2026Roofing, 22-24 Arborough Rd, Sep 30, 2026Electrical, 13 Ashfield St, Sep 25, 2026Alteration or repair, 11 Ardale St, Sep 18, 2026Electrical, 20 Tafthill Pk, Sep 16, 2026Plumbing, 20 Tafthill Pk, Sep 14, 2026Alteration or repair, 99 Walter St, Sep 14, 2026Alteration or repair, 52 Walter St, Sep 8, 2026Alteration or repair, 57 Walter St, Sep 8, 2026Demolition, 125 Walter St, Sep 4, 2026Alteration or repair, 20 Tafthill Pk, Sep 3, 2026Alteration or repair, 18 Basto Te, Sep 1, 2026Roofing, 178 Walter St, Sep 1, 2026Alteration or repair, 22 Conway St, Sep 1, 2026Alteration or repair, 40 Arborough Rd, Sep 1, 2026Alteration or repair, 32 Arborough Rd, Sep 1, 2026Electrical, 15 Ashfield St, Aug 27, 2026Electrical, 855 South St, Aug 27, 2026Solar, 22 Conway St, Aug 27, 2026Alteration or repair, 14 Symmes St, Aug 26, 2026Roofing, 57 Walter St, Aug 25, 2026Electrical, 4113 Washington St, Aug 21, 2026Plumbing, 49 Fairview St, Aug 10, 2026Electrical, 12 Primrose St, Aug 9, 2026Roofing, 10 Symmes St, Aug 6, 2026Alteration or repair, 109 Walter St, Aug 6, 2026Solar, 22 Conway St, Aug 6, 2026Alteration or repair, 818-820 South St, Aug 5, 2026Electrical, 655-657 South St, Aug 3, 2026Fire systems, 7 Basto Te, Jul 30, 2026Electrical, 52 Walter St, Jul 28, 2026Electrical, 830 South St, Jul 24, 2026Plumbing, 52 Walter St, Jul 23, 2026Plumbing, 52 Walter St, Jul 23, 2026Electrical, 7 Basto Te, Jul 23, 2026Fence, wall or deck, 10 Ashfield St, Jul 22, 2026Alteration or repair, 52 Walter St, Jul 21, 2026Alteration or repair, 16 Ashfield St, Jul 21, 2026Alteration or repair, 28 Primrose St, Jul 20, 2026Plumbing, 7 Basto Te, Jul 20, 2026Plumbing, 29 Conway St, Jul 20, 2026Plumbing, 7 Basto Te, Jul 20, 2026Plumbing, 29 Conway St, Jul 20, 2026Fence, wall or deck, 669 South St, Jul 17, 2026Electrical, 863 South St, Jul 17, 2026Plumbing, 863 South St, Jul 15, 2026Alteration or repair, 7 Basto Te, Jul 14, 2026Alteration or repair, 640 South St, Jul 13, 2026Alteration or repair, 51 Cotton St, Jul 2, 2026Plumbing, 830 South St, Jul 1, 2026Roofing, 831 South St, Jun 26, 2026Alteration or repair, 863 South St, Jun 25, 2026Alteration or repair, 15 Ashfield St, Jun 23, 2026Alteration or repair, 7 Basto Te, Jun 11, 2026Alteration or repair, 11 Basto Te, Jun 8, 2026Solar, 41 Fairview St, Jun 8, 2026Alteration or repair, 807 South St, Jun 8, 2026Roofing, 41 Fairview St, Jun 8, 2026Solar, 41 Fairview St, Jun 8, 2026Electrical, 4165 Washington St, Jun 3, 2026Alteration or repair, 830 South St, May 29, 2026Alteration or repair, 21 Mendum St, May 29, 2026Alteration or repair, 112 Walter St, May 27, 2026Alteration or repair, 34 Mendum St, May 27, 2026Solar, 104 Walter St, May 22, 2026Mechanical (HVAC), 112 Walter St, May 19, 2026Alteration or repair, 32-34 Fairview St, May 19, 2026Roofing, 26 Fairview St, May 13, 2026Plumbing, 32-34 Fairview St, May 11, 2026Electrical, 112 Walter St, May 7, 2026660 ft Map preview
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20 Cotton St

Boston, MA 02131

At this address
3 permits on record. Newest issued Jul 7: 342 Sf single story addition off the back of the existing home
Within ¼ mile
74 more permits (71 projects) issued since May 1.
MayJunJulAugSepOct
Within
Since
Here3 permits · 20 Cotton St
  1. 342 Sf single story addition off the back of the existing home
    Addition
    Jul 7$152,000
  2. Confirming occupancy of single family home in existence for many years
    Alteration or repair
    Jan 9, 2025not listed
  3. Setting and venting pellet stove per manufacturers specifications only
    Other
    Dec 5, 2024$9,000
Sort
This block250 to 1,000 ft · 52 permits in 49 projects
  1. Add half bath in garage, run new water and sewer to main house
    99 Walter St · 420 ft NW · Plumbing
    Oct 8$8,000
  2. Rough electrical wiring for contracted 'Enphase' solar system
    104r-106r Walter St · 630 ft NW · Solar
    Oct 8$2,000
  3. 200amp service upgrade 1 heat pump condenser
    40 Arborough Rd · 500 ft SE · Electrical
    Oct 5$5,000
  4. Replace the asphalt roof on home
    22-24 Arborough Rd · 500 ft SE · Roofing
    Sep 30$19,500
  5. Replace blocks in meter for Eversource AMI project
    13 Ashfield St · 370 ft SW · Electrical
    Sep 25$2,000
  6. Interior renovation of an existing one-family dwelling garage to change its use from a parking garage to an…
    99 Walter St · 420 ft NW · Alteration or repair
    Sep 14$107,000
  7. Remove Non-Structural wall, patch and paint to match
    52 Walter St · 970 ft W · Alteration or repair
    Sep 8$4,200
  8. Confirm occupancy of existing single family
    57 Walter St · 840 ft W · Alteration or repair
    Sep 8not listed
  9. Replace decking and rails on front porch
    125 Walter St · 530 ft NW · Demolition
    Sep 4$15,000
  10. Insulation work as part of the MASS Save program
    18 Basto Te · 860 ft SW · Alteration or repair
    Sep 1$3,000
  11. Insulating the kneewall slope with 2" rigid board also insulating the kneewall floor with 12" of cellulose…
    22 Conway St · 730 ft S · Alteration or repair
    Sep 1$957
  12. Mass save insulation
    40 Arborough Rd · 500 ft SE · Alteration or repair
    Sep 1$6,579
  13. Demo decking and rotted framing, replace where needed
    32 Arborough Rd · 490 ft SE · Alteration or repair
    Sep 1$40,425
  14. Wire a new dormer
    15 Ashfield St · 370 ft SW · Electrical
    Aug 27$9,500
  15. Installation of (12) roof mounted solar panels and microinverters with 5.280 kWDC rated output × 2 permits
    22 Conway St · 730 ft S · Solar
    Aug 6 to 27$18,000
  16. Change of Occupancy from a single family with ADU to 2 family
    14 Symmes St · 710 ft SW · Alteration or repair
    Aug 26$1,000
  17. Pending;ALT1880633 Occupancy Committee.strip and install a new roof
    57 Walter St · 840 ft W · Roofing
    Aug 25$23,045
  18. Gas stove on 3rd floor
    49 Fairview St · 350 ft SE · Plumbing
    Aug 10$350
  19. Upgrade service to 200 Amps per unit
    12 Primrose St · 250 ft SW · Electrical
    Aug 9$7,500
  20. Remove existing cupola and replace roofing underneath
    10 Symmes St · 720 ft SW · Roofing
    Aug 6$2,499
  21. Insulate kneewall slope and gable end wall with fiberglass and 2": thermal barrier board insulate attic slope…
    109 Walter St · 380 ft NW · Alteration or repair
    Aug 6$4,107
  22. Furnish and install 120 volt smokes with lithium battery backup -(4) smoke carbons one on each level -(4)…
    7 Basto Te · 1,000 ft SW · Fire systems
    Jul 30$1,000
  23. Rewire 2nd floor bathroom- minor reno
    52 Walter St · 970 ft W · Electrical
    Jul 28$4,000
  24. Second floor a toilet and a lab third floor a tub, a sink.And a toilet
    52 Walter St · 970 ft W · Plumbing
    Jul 23$9,000
  25. Installin one full bath in the basement with a shower and kitchen
    52 Walter St · 970 ft W · Plumbing
    Jul 23$9,000
  26. Whole-home rewire including new circuits for laundry
    7 Basto Te · 1,000 ft SW · Electrical
    Jul 23$35,000
  27. Back Deck Renovation: remove railing, balusters, wood floor
    10 Ashfield St · 490 ft SW · Fence, wall or deck
    Jul 22$23,000
  28. Half bath addition and Full bathroom remodel
    52 Walter St · 970 ft W · Alteration or repair
    Jul 21$50,676
  29. Weatherization, Insulation, Air Sealing
    16 Ashfield St · 480 ft SW · Alteration or repair
    Jul 21$7,100
  30. Insulation work as part of the MASS Save program
    28 Primrose St · 310 ft W · Alteration or repair
    Jul 20$6,000
  31. Renovation of Plumbing Fixtures
    7 Basto Te · 1,000 ft SW · Plumbing
    Jul 20$7,000
  32. Install 40 gal gas water heater in unit 2 × 2 permits
    29 Conway St · 660 ft S · Plumbing
    Jul 20$500
  33. Renovation of Gas Fixtures
    7 Basto Te · 1,000 ft SW · Plumbing
    Jul 20$3,000
  34. Interior renovations all new plumbing
    7 Basto Te · 1,000 ft SW · Alteration or repair
    Jul 14$148,050
  35. Remove & replace 1 patio door
    51 Cotton St · 390 ft NW · Alteration or repair
    Jul 2$15,096
  36. Confirm occupancy of single family &
    15 Ashfield St · 370 ft SW · Alteration or repair
    Jun 23$229,438
  37. Exterior renovations including new roofing
    7 Basto Te · 1,000 ft SW · Alteration or repair
    Jun 11$92,680
  38. Front porch renovation, install new floor
    11 Basto Te · 950 ft SW · Alteration or repair
    Jun 8$22,500
  39. Remove pre-existent solar array for roof replacement × 2 permits
    41 Fairview St · 350 ft SE · Solar
    Jun 8$6,000
  40. Asphalt shingles replacement on the entire house
    41 Fairview St · 350 ft SE · Roofing
    Jun 8$25,199
  41. Per Pat Curran's instructions, this is a permit to replace existing siding with Hardie plank
    21 Mendum St · 390 ft NE · Alteration or repair
    May 29$91,207
  42. Air sealing, Insulation, Weatherization
    112 Walter St · 540 ft NW · Alteration or repair
    May 27$13,413
  43. Remove and replace 1 window
    34 Mendum St · 340 ft N · Alteration or repair
    May 27$8,309
  44. Installation of (12) 440w roof top solar modules and associated electrical work
    104 Walter St · 550 ft NW · Solar
    May 22$25,329
  45. Installation of 3.5 ton ductless heat pump system to serve the home
    112 Walter St · 540 ft NW · Mechanical (HVAC)
    May 19$31,913
  46. Bathroom Renovation: No change to plumbing location
    32-34 Fairview St · 370 ft S · Alteration or repair
    May 19$20,000
  47. Remove existing asphalt shingles and install new asphalt shingles
    26 Fairview St · 530 ft S · Roofing
    May 13$18,775
  48. Replace toilet, bathtub, and sink on 2nd floor
    32-34 Fairview St · 370 ft S · Plumbing
    May 11$4,500
  49. Service upgrade 100A to 200A - Wiring of 1 heat pump condenser - GFCI outlet
    112 Walter St · 540 ft NW · Electrical
    May 7$6,950
Within a quarter mile1,000 ft to ¼ mi · 22 permits
  1. New service for COB Street light control cabinet
    182 Walter St · 0.25 mi N · Electrical
    Oct 5$15,000
  2. Adding a TESLA POWERWALL 3 1707000-21 BATTERY to the existing solar system
    655-657 South St · 0.20 mi SE · Solar
    Oct 5$18,500
  3. Demolish existing deck
    11 Ardale St · 0.19 mi W · Alteration or repair
    Sep 18$34,250
  4. Add 4 outlets, replace lighting
    20 Tafthill Pk · 0.22 mi S · Electrical
    Sep 16$3,000
  5. Kitchen & Bathroom remodel
    20 Tafthill Pk · 0.22 mi S · Plumbing
    Sep 14$6,000
  6. Remodel Kitchen and Bathroom per build plans attached
    20 Tafthill Pk · 0.22 mi S · Alteration or repair
    Sep 3$185,515
  7. Strip and re-roof
    178 Walter St · 0.24 mi N · Roofing
    Sep 1$8,750
  8. Replace meter sockets for apartments 1 and 2
    855 South St · 0.23 mi SW · Electrical
    Aug 27$4,000
  9. 3 floors: 39 outlets (13/fl), 6 AFCI circuits (2/fl)
    4113 Washington St · 0.25 mi E · Electrical
    Aug 21$32,000
  10. Decking replacement at rear entrance landing and steps
    818-820 South St · 0.23 mi SW · Alteration or repair
    Aug 5$9,884
  11. Tesla powerwall 3 1707000-21 battery installation
    655-657 South St · 0.20 mi SE · Electrical
    Aug 3$18,500
  12. Install new circuits to 2nd floor kitchen and sitting room off the kitchen Install wiring for new appliances
    830 South St · 0.23 mi SW · Electrical
    Jul 24$14,000
  13. Emergency repair and replacement of existing retaining wall
    669 South St · 0.21 mi SE · Fence, wall or deck
    Jul 17$80,000
  14. Kitchen reno
    863 South St · 0.24 mi SW · Electrical
    Jul 17$3,500
  15. Kitchen remodel with laundry
    863 South St · 0.24 mi SW · Plumbing
    Jul 15$4,650
  16. Remodel of kitchen and bath
    640 South St · 0.24 mi E · Alteration or repair
    Jul 13$40,000
  17. To hook up new kitchen sink
    830 South St · 0.23 mi SW · Plumbing
    Jul 1$4,000
  18. Replace the asphalt roof on home
    831 South St · 0.20 mi SW · Roofing
    Jun 26$16,800
  19. Kitchen Remodel: to include demo
    863 South St · 0.24 mi SW · Alteration or repair
    Jun 25$75,716
  20. Remove 15 Old PVC windows and replace them with PVC double hung windows
    807 South St · 0.21 mi S · Alteration or repair
    Jun 8$29,750
  21. Install 1x Receptacle for a Price Checker MAC Station inside of Target Store
    4165 Washington St · 0.24 mi SE · Electrical
    Jun 3$2,000
  22. Renovation of an existing kitchen
    830 South St · 0.23 mi SW · Alteration or repair
    May 29$129,000
Zoning requests nearby1 request, 1 at this address · as of Oct 11

Hearings are public: you can comment or attend. Dates can move; check the city's page before you go.

  1. Zoning appeal: "342 Sf single story addition off the back of the existing home"
    At this address · Approved · city: "Appeal Closed", decision "Approved" · case BOA1782400
    Decided Mar 13hearing Feb 24
More on this streetCotton St · 9 other addresses with permits

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Boston Inspectional Services Department updated its data Oct 9, 2026. We checked it Oct 11, 16:38 UTC. See the city's official records.

Zoning requests come from the Boston Zoning Board of Appeal tracker. We read it Oct 11, 10:47 UTC.

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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