Nearby Permits
Map of 79 permits within a quarter mile of 23 Knowlton StElectrical, 16 Flint St, Oct 8, 2026Electrical, 39 Alston St, Oct 5, 2026Solar, 27 Tufts St, Oct 2, 2026Alteration or repair, 89 Cross St, Oct 1, 2026Roofing, 24 Gilman St, Sep 30, 2026Alteration or repair, 117 Washington St, Sep 28, 2026Alteration or repair, 20 Fountain Ave, Sep 23, 2026Electrical, 20 Auburn Ave, Sep 22, 2026Plumbing, 14 Boston St, Sep 15, 2026Electrical, 163 Washington St, Sep 15, 2026Electrical, 9 Dell St, Sep 14, 2026Electrical, 20 Fountain Ave, Sep 14, 2026Alteration or repair, 129 Glen St, Sep 11, 2026Electrical, 27 Tufts St, Sep 10, 2026Plumbing, 129 Glen St, Sep 9, 2026Electrical, 84 Franklin St, Sep 9, 2026Alteration or repair, 163 Washington St, Sep 8, 2026Plumbing, 21 Franklin Ave, Sep 3, 2026Roofing, 2 Alston St, Aug 31, 2026Electrical, 9 Prospect Hill Ave, Aug 27, 2026Plumbing, 16 Flint St, Aug 26, 2026Alteration or repair, 152 Cross St, Aug 25, 2026Alteration or repair, 117 Cross St, Aug 25, 2026Electrical, 2 Alston St, Aug 24, 2026Electrical, 86 Joy St, Aug 24, 2026Mechanical (HVAC), 57 Myrtle St, Aug 19, 2026Plumbing, 163 Washington St, Aug 19, 2026Electrical, 9 Prospect Hill Ave, Aug 18, 2026Alteration or repair, 60 Tufts St, Aug 10, 2026Electrical, 14 Boston St, Aug 6, 2026Alteration or repair, 9 Dell St, Aug 6, 2026Plumbing, 9 Prospect Hill Ave, Aug 4, 2026Alteration or repair, 14 Boston St, Aug 4, 2026Electrical, 39 Franklin St, Aug 3, 2026Alteration or repair, 47 Tufts St, Aug 3, 2026Electrical, 9 Prospect Hill Ave, Jul 31, 2026Alteration or repair, 129 Glen St, Jul 31, 2026Electrical, 10 Alston St, Jul 29, 2026Electrical, 126 Cross St, Jul 28, 2026Roofing, 3 Dell St, Jul 22, 2026Plumbing, 110 Pearl St, Jul 21, 2026Alteration or repair, 129 Glen St, Jul 21, 2026Electrical, 129 Glen St, Jul 16, 2026Roofing, 7 Chester Ave, Jul 14, 2026Plumbing, 86 Glen St, Jul 9, 2026Plumbing, 57 Myrtle St, Jul 2, 2026Alteration or repair, 76 Franklin St, Jul 2, 2026Plumbing, 57 Myrtle St, Jul 1, 2026Alteration or repair, 8 Morton St, Jun 24, 2026Roofing, 3 Hillside Ave, Jun 23, 2026Plumbing, 97 Cross St, Jun 22, 2026Alteration or repair, 20 Gilman St, Jun 22, 2026Electrical, 86 Joy St, Jun 16, 2026Electrical, 13 Gilman St, Jun 16, 2026Plumbing, 54 Myrtle St, Jun 12, 2026Alteration or repair, 86 Joy St, Jun 11, 2026Alteration or repair, 9 Prospect Hill Ave, Jun 11, 2026Plumbing, 110 Pearl St, Jun 9, 2026Electrical, 121 Washington St, Jun 9, 2026Electrical, 110 Pearl St, Jun 2, 2026Alteration or repair, 96 Cross St, Jun 1, 2026Electrical, 121 Washington St, May 27, 2026Electrical, 54 Myrtle St, May 26, 2026Alteration or repair, 129 Glen St, May 26, 2026Plumbing, 54 Myrtle St, May 22, 2026Electrical, 105 Washington St, May 19, 2026Roofing, 39 Florence St, May 19, 2026Plumbing, 101 Linwood St, May 14, 2026Plumbing, 97 Cross St, May 14, 2026Plumbing, 101 Linwood St, May 14, 2026Plumbing, 97 Cross St, May 14, 2026Mechanical (HVAC), 60 Franklin St, May 13, 2026Electrical, 58 Oliver St, May 12, 2026Alteration or repair, 54 Myrtle St, May 7, 2026Mechanical (HVAC), 97 Cross St, May 6, 2026Electrical, 57 Myrtle St, May 6, 2026Mechanical (HVAC), 34 Knowlton St, May 6, 2026New building, 10 Alston St, Sep 2, 2026New building, 10 Alston St, Jun 26, 2026660 ft Map preview
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23 Knowlton St

Somerville, MA 02145

At this address
2 permits on record. Newest issued Nov 5, 2024: Existing bathtub will be replaced by a acrylic shower (Lifetime)
Within ¼ mile
79 more permits (77 projects) issued since May 1. 2 are for new buildings, the nearest 770 ft away.
Biggest nearby
A $720,000 new building at 10 Alston St, permitted Sep 2, within ¼ mile since May 1.
MayJunJulAugSepOct
Within
Since
Here2 permits · 23 Knowlton St
  1. Existing bathtub will be replaced by a acrylic shower (Lifetime)
    Alteration or repair
    Nov 5, 2024$9,988
  2. Go over with new roofing shingles
    Roofing
    Jul 29, 2014$6,150
Sort
Next doorunder 250 ft · 6 permits
  1. Repair clapboard siding and roof on/around 5 dormers
    117 Washington St · 180 ft S · Alteration or repair
    Sep 28$5,725
  2. Withdrawn per applicant, see online message
    8 Morton St · 160 ft W · Alteration or repair
    Jun 24$29,000
  3. Wire COMMERCIAL AREA and Install NEW ADDRESSABLE FIRE ALARM SYSTEM in all Building - Residential units wire…
    121 Washington St · 220 ft SW · Electrical
    Jun 9$15,000
  4. Take over existing permit and complete all remaining electrical work for both residential and commercial…
    121 Washington St · 220 ft SW · Electrical
    May 27$24,500
  5. Kitchen receptacles and lights switch move
    105 Washington St · 160 ft SE · Electrical
    May 19$1,500
  6. Supply and install 1heat pump condenser and 1 air handler with rework to existing duct work as neededs needed
    34 Knowlton St · 180 ft N · Mechanical (HVAC)
    May 6$28,510
This block250 to 1,000 ft · 30 permits · 2 new buildings, $820,000
  1. Upgrade of electrical service from 100A to 200A
    16 Flint St · 810 ft NE · Electrical
    Oct 8$1,850
  2. Outlet for washer, outside outlet, replacement of light fixture
    39 Alston St · 630 ft W · Electrical
    Oct 5$2,500
  3. Temporarily remove and reinstall existing solar panels for roof work
    27 Tufts St · 380 ft W · Solar
    Oct 2$350
  4. Installation of 17 modules-roof mounted - 6.970 kw dc, 5.933 kw ac
    20 Fountain Ave · 740 ft NW · Alteration or repair
    Sep 23$34,850
  5. Demo make safe
    9 Dell St · 550 ft NW · Electrical
    Sep 14$300
  6. Installation of 17 modules-roof mounted - 6.970 kw dc, 5.933 kw ac
    20 Fountain Ave · 740 ft NW · Electrical
    Sep 14$28,089
  7. Replace existing bathtub and wall panels - to be transparent these works have commenced this is because…
    129 Glen St · 600 ft N · Alteration or repair
    Sep 11$10,000
  8. Temporarily remove and reinstall existing solar panels for roof work
    27 Tufts St · 380 ft W · Electrical
    Sep 10$350
  9. Rep Plumbing of house, including water and drainage
    129 Glen St · 600 ft N · Plumbing
    Sep 9not listed
  10. EV charger install into existing wiring
    84 Franklin St · 320 ft E · Electrical
    Sep 9$350
  11. Test gas for stove new gas stove
    21 Franklin Ave · 610 ft E · Plumbing
    Sep 3not listed
  12. Build new 3 family house (existing structure is a garage) - detached house in NR district FOUNDATION ONLY…
    10 Alston St · 770 ft W · New building
    Sep 2$720,000
  13. Enclose porch on first and second floor add insulation and light install stairs exterior access and exit…
    2 Alston St · 830 ft W · Roofing
    Aug 31$25,000
  14. 1 furnace 1 stove 2nd floor
    16 Flint St · 810 ft NE · Plumbing
    Aug 26not listed
  15. Add handrail to Attic Egress Stair
    152 Cross St · 870 ft W · Alteration or repair
    Aug 25$6,418
  16. Wire a small addition
    2 Alston St · 830 ft W · Electrical
    Aug 24$4,000
  17. Window and Door Replacements, Parapet Cap Repairs
    60 Tufts St · 830 ft NW · Alteration or repair
    Aug 10$125,675
  18. Total gut rehab and adding 2 additional units
    9 Dell St · 550 ft NW · Alteration or repair
    Aug 6$500,000
  19. Demo existing rear deck and install new deck per drawings specs
    47 Tufts St · 600 ft NW · Alteration or repair
    Aug 3$39,100
  20. Reconfiguration of Existing Finished Attic to Create Bedroom & Bathroom
    129 Glen St · 600 ft N · Alteration or repair
    Jul 31$21,250
  21. Wiring a new three-unit apartment
    10 Alston St · 770 ft W · Electrical
    Jul 29$52,000
  22. Replacement of existing non working smokes with new devices
    126 Cross St · 890 ft NW · Electrical
    Jul 28$700
  23. Strip and re-roof
    3 Dell St · 470 ft NW · Roofing
    Jul 22$8,000
  24. Remodel Existing Kitchen - Replace Units Like for Like The kitchen units
    129 Glen St · 600 ft N · Alteration or repair
    Jul 21$12,000
  25. Power & lighting renovations / upgrades/ additions
    129 Glen St · 600 ft N · Electrical
    Jul 16$8,000
  26. CHANGED OF CONTRACTOR 6/30/26 Single Family renovation and addition on top of existing structure
    76 Franklin St · 410 ft NE · Alteration or repair
    Jul 2$400,000
  27. Foundation for new construction 3 family CONSTRUCTION PERMIT B25-000984
    10 Alston St · 770 ft W · New building
    Jun 26$100,000
  28. Insulation work as part of the MASS Save program
    129 Glen St · 600 ft N · Alteration or repair
    May 26$3,000
  29. Installation of central heating and cooling heat pump system for the cottage
    60 Franklin St · 740 ft NE · Mechanical (HVAC)
    May 13$15,000
  30. Take over the finish work part of a permit that was abandoned and not inspected
    58 Oliver St · 850 ft NW · Electrical
    May 12$8,500
Within a quarter mile1,000 ft to ¼ mi · 43 permits in 41 projects
  1. Removing and replacing 7 existing double hung windows
    89 Cross St · 0.24 mi N · Alteration or repair
    Oct 1$13,566
  2. Remove all roofing materials on garage and install.060 EPDM roofing materials
    24 Gilman St · 0.25 mi NW · Roofing
    Sep 30$9,820
  3. Replace 100a meter and service conductor refeed
    20 Auburn Ave · 0.25 mi NW · Electrical
    Sep 22$2,200
  4. Replace toilet, vanity, kitchen sink, dishwasher
    14 Boston St · 0.23 mi SW · Plumbing
    Sep 15not listed
  5. (REF this permit: B26-001063) Disconnect Electrical for demo and makesafe
    163 Washington St · 0.21 mi SW · Electrical
    Sep 15$3,000
  6. Emergency Demolition,Remove partitions and drywall ceilings in basement @175-177 Washington St
    163 Washington St · 0.21 mi SW · Alteration or repair
    Sep 8$9,500
  7. Installation and wiring of ductless system consisting of one condenser and four mini split heads × 2 permits
    9 Prospect Hill Ave · 0.22 mi W · Electrical
    Aug 18 to 27$27,166
  8. Repair damaged soffit and add window caulking for the building
    117 Cross St · 0.20 mi NW · Alteration or repair
    Aug 25$10,000
  9. Add ceiling outlets, replace exposed romex with conduit
    86 Joy St · 0.23 mi S · Electrical
    Aug 24$2,500
  10. Install new ductwork for new HVAC system in 1 and 2 Family building
    57 Myrtle St · 0.22 mi NE · Mechanical (HVAC)
    Aug 19$40,000
  11. Disconnect Shower & lav in basement
    163 Washington St · 0.21 mi SW · Plumbing
    Aug 19not listed
  12. Renovation kitchen and one bathroom
    14 Boston St · 0.23 mi SW · Electrical
    Aug 6$6,500
  13. Bathroom and kitchen renovation
    9 Prospect Hill Ave · 0.22 mi W · Plumbing
    Aug 4not listed
  14. Remove old cabinets Remove floor tile Remove drop ceiling Open bigger window on wall between kitchen and…
    14 Boston St · 0.23 mi SW · Alteration or repair
    Aug 4$36,480
  15. Relocate and replace disconnect for AC condenser
    39 Franklin St · 0.23 mi NE · Electrical
    Aug 3$550
  16. Kitchen renovation with two bathrooms being renovated as well
    9 Prospect Hill Ave · 0.22 mi W · Electrical
    Jul 31$5,600
  17. 1 gas stove
    110 Pearl St · 0.23 mi N · Plumbing
    Jul 21not listed
  18. Reroof: Tear off existing underlayment
    7 Chester Ave · 0.21 mi NW · Roofing
    Jul 14$24,098
  19. Replacement of existing burnham steam boiler using another burnham steam boiler and replacement of gas water…
    86 Glen St · 0.22 mi N · Plumbing
    Jul 9not listed
  20. Gas for two furnace, two water heater, gas stoves
    57 Myrtle St · 0.22 mi NE · Plumbing
    Jul 2not listed
  21. New Plumb 2 family home
    57 Myrtle St · 0.22 mi NE · Plumbing
    Jul 1not listed
  22. Roofing Asphalt Shingles Replacement
    3 Hillside Ave · 0.20 mi N · Roofing
    Jun 23$19,500
  23. Water Heater and Dryer on 2nd floor
    97 Cross St · 0.23 mi NW · Plumbing
    Jun 22not listed
  24. Insulation - basement rim joist, minimal
    20 Gilman St · 0.24 mi NW · Alteration or repair
    Jun 22$1,445
  25. Installing one smoke detector and one CO detector low voltage
    86 Joy St · 0.23 mi S · Electrical
    Jun 16$2,500
  26. Completion of Solar Install from Origininal Building permit
    13 Gilman St · 0.23 mi NW · Electrical
    Jun 16$1,000
  27. Disconnect gas stove to allow for flooring repairs
    54 Myrtle St · 0.19 mi NE · Plumbing
    Jun 12not listed
  28. Replace existing entry door in same style and size to swing out and have a panic device
    86 Joy St · 0.23 mi S · Alteration or repair
    Jun 11$5,250
  29. Cosmetic renovation to include: Replacing counters in kitchen Fixture replacement in existing full bath…
    9 Prospect Hill Ave · 0.22 mi W · Alteration or repair
    Jun 11$40,000
  30. 1 Kitchen at the 1 Floor
    110 Pearl St · 0.23 mi N · Plumbing
    Jun 9not listed
  31. Kitchen rewire and sub panel replacement
    110 Pearl St · 0.23 mi N · Electrical
    Jun 2$5,500
  32. Roof replace
    96 Cross St · 0.21 mi N · Alteration or repair
    Jun 1$15,850
  33. Rewire area on 1st,2nd and 3rd floors after demo from water damage
    54 Myrtle St · 0.19 mi NE · Electrical
    May 26$15,000
  34. Remove kitchen sink and dishwasher to allow for repairs Reconnect upon completion of repairs
    54 Myrtle St · 0.19 mi NE · Plumbing
    May 22not listed
  35. Roof replacement, 15 sq, re-shingle
    39 Florence St · 0.24 mi NE · Roofing
    May 19$17,212
  36. Replace two 100 Gallon gas fired water heaters × 2 permits
    101 Linwood St · 0.23 mi S · Plumbing
    May 14not listed
  37. Washing machine connection and bar sink
    97 Cross St · 0.23 mi NW · Plumbing
    May 14not listed
  38. Furnace
    97 Cross St · 0.23 mi NW · Plumbing
    May 14not listed
  39. Interior repairs due to water damage
    54 Myrtle St · 0.19 mi NE · Alteration or repair
    May 7$159,889
  40. Install two Family House HVAC System two zone zone off duct work duct in the first floor and basement for…
    97 Cross St · 0.23 mi NW · Mechanical (HVAC)
    May 6$13,900
  41. Rewire 2 unit
    57 Myrtle St · 0.22 mi NE · Electrical
    May 6$18,000
Zoning requests nearbynot published by Somerville

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Somerville Inspectional Services Division updated its data Oct 9, 2026. We checked it Oct 9, 21:29 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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