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6 Walnut Ave
Cambridge, MA 02140
One permit here in the last two years. The newest, Feb 3: Addition permit, no description from the city. Within a quarter mile, the city has issued 160 more permits (133 projects) since May 1.
The city's data portal didn't answer in time. "Here" shows our copy of the last two years, which we checked 2026-10-06 18:46 UTC. Data status
Within
Since
Here1 permit · 6 Walnut Ave
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Feb 3not listed
Sort
Next doorunder 250 ft · 10 permits in 7 projects
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Mechanical (HVAC) permit, no description from the city × 2 permits116 Upland Rd · 230 ft W · Mechanical (HVAC)Sep 21 to 28not listed
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Sep 9not listed
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Electrical permit, no description from the city116 Upland Rd · 230 ft W · ElectricalAug 12not listed
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Alteration or repair permit, no description from the city9 Walnut Ave · 140 ft NE · Alteration or repairAug 12not listed
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Alteration or repair permit, no description from the city116 Upland Rd · 230 ft W · Alteration or repairJul 23not listed
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Jun 4not listed
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Electrical permit, no description from the city89 Upland Rd · 220 ft N · ElectricalMay 15not listed
This block250 to 1,000 ft · 67 permits in 59 projects
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Alteration or repair permit, no description from the city5 Arlington St · 840 ft E · Alteration or repairOct 1not listed
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Roofing permit, no description from the city1876 Massachusetts Ave · 980 ft NE · RoofingSep 28not listed
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Alteration or repair permit, no description from the city28 Arlington St · 470 ft SE · Alteration or repairSep 28not listed
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Roofing permit, no description from the city9 Lancaster St · 890 ft SE · RoofingSep 23not listed
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Alteration or repair permit, no description from the city58 Porter Rd · 880 ft N · Alteration or repairSep 23not listed
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Electrical permit, no description from the city13 Lancaster St · 840 ft SE · ElectricalSep 21not listed
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Roofing permit, no description from the city85 Richdale Ave · 720 ft NW · RoofingSep 17not listed
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Alteration or repair permit, no description from the city62 Richdale Ave · 510 ft N · Alteration or repairSep 17not listed
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Addition permit, no description from the city55 Mt Pleasant St · 750 ft NW · AdditionSep 9not listed
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Aug 12 to Sep 4not listed
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Plumbing permit, no description from the city95 Avon Hill St · 770 ft SW · PlumbingSep 3not listed
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Plumbing permit, no description from the city31 Upland Rd · 690 ft NE · PlumbingSep 2not listed
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Electrical permit, no description from the city10 Mt Vernon St · 850 ft E · ElectricalSep 1not listed
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Roofing permit, no description from the city57 Avon Hill St · 920 ft SW · RoofingAug 28not listed
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Alteration or repair permit, no description from the city4 Cambridge Ter · 440 ft N · Alteration or repairAug 28not listed
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Mechanical (HVAC) permit, no description from the city × 2 permits131 Upland Rd · 400 ft W · Mechanical (HVAC)Aug 20not listed
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Alteration or repair permit, no description from the city61-63 Creighton St · 870 ft N · Alteration or repairAug 17not listed
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Electrical permit, no description from the city37 Porter Rd · 880 ft NE · ElectricalAug 12not listed
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Alteration or repair permit, no description from the city36 Lancaster St · 700 ft S · Alteration or repairAug 12not listed
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Addition permit, no description from the city67 Mt Vernon St · 470 ft NE · AdditionAug 12not listed
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Mechanical (HVAC) permit, no description from the city10 Mt Vernon St · 850 ft E · Mechanical (HVAC)Aug 11not listed
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Alteration or repair permit, no description from the city75 Richdale Ave · 630 ft N · Alteration or repairAug 11not listed
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Aug 10not listed
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Aug 5not listed
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Alteration or repair permit, no description from the city16 Cambridge Ter · 360 ft N · Alteration or repairJul 31not listed
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Alteration or repair permit, no description from the city7 Porter Pk · 1,000 ft NE · Alteration or repairJul 30not listed
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Addition permit, no description from the city61 Creighton St · 870 ft N · AdditionJul 30not listed
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Addition permit, no description from the city61-63 Creighton St · 870 ft N · AdditionJul 30not listed
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Mechanical (HVAC) permit, no description from the city7 Porter Pk · 1,000 ft NE · Mechanical (HVAC)Jul 28not listed
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Electrical permit, no description from the city7 Porter Pk · 1,000 ft NE · ElectricalJul 28not listed
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Mechanical (HVAC) permit, no description from the city40 Avon Hill St · 990 ft S · Mechanical (HVAC)Jul 27not listed
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Mechanical (HVAC) permit, no description from the city75 Richdale Ave · 630 ft N · Mechanical (HVAC)Jul 22not listed
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Roofing permit, no description from the city16 Buena Vista Pk · 510 ft NW · RoofingJul 15not listed
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Jul 15not listed
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Jun 29 to Jul 15not listed
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Electrical permit, no description from the city18 Upland Rd · 790 ft E · ElectricalJul 13not listed
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Alteration or repair permit, no description from the city23 Buena Vista Pk · 560 ft NW · Alteration or repairJul 10not listed
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Jul 6 to 7not listed
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Electrical permit, no description from the city95 Avon Hill St · 770 ft SW · ElectricalJul 7not listed
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Mechanical (HVAC) permit, no description from the city82 Avon Hill St · 720 ft SW · Mechanical (HVAC)Jul 1not listed
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Electrical permit, no description from the city31 Upland Rd · 690 ft NE · ElectricalJul 1not listed
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Fire systems permit, no description from the city75 Richdale Ave · 630 ft N · Fire systemsJun 29not listed
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Plumbing permit, no description from the city82 Avon Hill St · 720 ft SW · PlumbingJun 29not listed
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Plumbing permit, no description from the city131 Upland Rd · 400 ft W · PlumbingJun 26not listed
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Roofing permit, no description from the city22-24 Agassiz St · 810 ft SE · RoofingJun 17not listed
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Electrical permit, no description from the city30 Mt Pleasant St · 540 ft W · ElectricalJun 16not listed
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Addition permit, no description from the city18 Upland Rd · 790 ft E · AdditionJun 12not listed
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Electrical permit, no description from the city1 Richdale Ave · 610 ft NE · ElectricalJun 9not listed
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Roofing permit, no description from the city36 Mt Vernon St · 590 ft E · RoofingJun 8not listed
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Addition permit, no description from the city75 Richdale Ave · 630 ft N · AdditionMay 20not listed
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Electrical permit, no description from the city17 Cambridge Ter · 420 ft N · ElectricalMay 18not listed
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Roofing permit, no description from the city9 Lancaster St · 890 ft SE · RoofingMay 15not listed
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Mechanical (HVAC) permit, no description from the city17 Cambridge Ter · 420 ft N · Mechanical (HVAC)May 13not listed
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May 12not listed
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Roofing permit, no description from the city165-A Upland Rd · 790 ft W · RoofingMay 12not listed
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Addition permit, no description from the city22 Agassiz St · 810 ft SE · AdditionMay 12not listed
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Addition permit, no description from the city95 Avon Hill St · 770 ft SW · AdditionMay 7not listed
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Plumbing permit, no description from the city17 Cambridge Ter · 420 ft N · PlumbingMay 6not listed
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Addition permit, no description from the city131 Upland Rd · 400 ft W · AdditionMay 6not listed
Within a quarter mile1,000 ft to ¼ mi · 83 permits in 67 projects
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Plumbing permit, no description from the city192 Upland Rd · 0.20 mi W · PlumbingOct 1not listed
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Plumbing permit, no description from the city × 3 permits1972 Massachusetts Ave · 0.23 mi NE · PlumbingSep 15 to 25not listed
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Electrical permit, no description from the city × 3 permits1972 Massachusetts Ave · 0.23 mi NE · ElectricalAug 25 to Sep 25not listed
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Mechanical (HVAC) permit, no description from the city8 Cypress St · 0.20 mi N · Mechanical (HVAC)Sep 22not listed
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Electrical permit, no description from the city1933 Massachusetts Ave · 0.23 mi NE · ElectricalSep 22not listed
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Electrical permit, no description from the city × 2 permits1847 Massachusetts Ave · 0.20 mi E · ElectricalJul 28 to Sep 21not listed
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Plumbing permit, no description from the city8 Cypress St · 0.20 mi N · PlumbingSep 17not listed
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Addition permit, no description from the city105 Raymond St · 0.20 mi W · AdditionSep 17not listed
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Electrical permit, no description from the city8 Cypress St · 0.20 mi N · ElectricalSep 16not listed
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Alteration or repair permit, no description from the city42 Bowdoin St · 0.23 mi S · Alteration or repairSep 16not listed
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Plumbing permit, no description from the city26 Creighton St · 0.21 mi N · PlumbingSep 15not listed
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Sep 15not listed
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Alteration or repair permit, no description from the city26 Creighton St · 0.21 mi N · Alteration or repairSep 15not listed
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Alteration or repair permit, no description from the city105 Raymond St · 0.20 mi W · Alteration or repairSep 11not listed
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Mechanical (HVAC) permit, no description from the city1972 Massachusetts Ave · 0.23 mi NE · Mechanical (HVAC)Sep 9not listed
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Roofing permit, no description from the city5 Washington Ave · 0.20 mi S · RoofingSep 9not listed
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Alteration or repair permit, no description from the city6 Porter Rd · 0.19 mi NE · Alteration or repairSep 9not listed
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Alteration or repair permit, no description from the city1783 Massachusetts Ave · 0.21 mi E · Alteration or repairSep 8not listed
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Plumbing permit, no description from the city1783 Massachusetts Ave · 0.21 mi E · PlumbingSep 4not listed
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Electrical permit, no description from the city26 Hurlbut St · 0.24 mi SE · ElectricalSep 4not listed
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Plumbing permit, no description from the city1775 Massachusetts Ave · 0.22 mi SE · PlumbingSep 1not listed
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Electrical permit, no description from the city131 Raymond St · 0.22 mi W · ElectricalSep 1not listed
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Electrical permit, no description from the city22 Linnaean St · 0.21 mi S · ElectricalAug 31not listed
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Addition permit, no description from the city131 Raymond St · 0.22 mi W · AdditionAug 31not listed
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Plumbing permit, no description from the city1847 Massachusetts Ave · 0.20 mi E · PlumbingAug 27not listed
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Mechanical (HVAC) permit, no description from the city31 Creighton St · 0.21 mi N · Mechanical (HVAC)Aug 19not listed
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Electrical permit, no description from the city192 Upland Rd · 0.20 mi W · ElectricalAug 13not listed
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Addition permit, no description from the city1761 Massachusetts Ave · 0.23 mi SE · AdditionAug 12not listed
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Mechanical (HVAC) permit, no description from the city2 Cogswell Ct · 0.22 mi NW · Mechanical (HVAC)Aug 6not listed
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Addition permit, no description from the city1775 Massachusetts Ave · 0.22 mi SE · AdditionAug 4not listed
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Electrical permit, no description from the city2 Cogswell Ct · 0.22 mi NW · ElectricalJul 31not listed
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Alteration or repair permit, no description from the city10 Linnaean St · 0.21 mi SE · Alteration or repairJul 31not listed
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Electrical permit, no description from the city107 Walden St · 0.19 mi W · ElectricalJul 28not listed
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Alteration or repair permit, no description from the city95 Raymond St · 0.20 mi W · Alteration or repairJul 27not listed
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Jul 8 to 27not listed
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Addition permit, no description from the city1972 Massachusetts Ave · 0.23 mi NE · AdditionJul 23not listed
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Sign permit, no description from the city1847 Massachusetts Ave · 0.20 mi E · SignJul 22not listed
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Mechanical (HVAC) permit, no description from the city1783 Massachusetts Ave · 0.21 mi E · Mechanical (HVAC)Jul 22not listed
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Roofing permit, no description from the city147 Richdale Ave · 0.24 mi NW · RoofingJul 22not listed
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Electrical permit, no description from the city × 2 permits1815 Massachusetts Ave · 0.20 mi E · ElectricalJul 14 to 21not listed
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Electrical permit, no description from the city31 Creighton St · 0.21 mi N · ElectricalJul 19not listed
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Electrical permit, no description from the city39 Hubbard Ave · 0.25 mi NW · ElectricalJul 17not listed
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Alteration or repair permit, no description from the city3 Newport Rd · 0.24 mi SE · Alteration or repairJul 10not listed
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Mechanical (HVAC) permit, no description from the city103 Raymond St · 0.20 mi W · Mechanical (HVAC)Jul 9not listed
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Plumbing permit, no description from the city11 Cypress St · 0.20 mi N · PlumbingJul 9not listed
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Mechanical (HVAC) permit, no description from the city41 Bowdoin St · 0.24 mi S · Mechanical (HVAC)Jul 8not listed
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Electrical permit, no description from the city103 Raymond St · 0.20 mi W · ElectricalJul 7not listed
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Addition permit, no description from the city31 Hubbard Ave · 0.23 mi NW · AdditionJul 7not listed
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Addition permit, no description from the city × 2 permits1815 Massachusetts Ave · 0.20 mi E · AdditionMay 22 to Jul 7not listed
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Addition permit, no description from the city1847 Massachusetts Ave · 0.20 mi E · AdditionJul 1not listed
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Jun 29not listed
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Addition permit, no description from the city31 Creighton St · 0.21 mi N · AdditionJun 29not listed
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May 18 to Jun 23not listed
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Jun 22not listed
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Electrical permit, no description from the city1783 Massachusetts Ave · 0.21 mi E · ElectricalJun 22not listed
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Roofing permit, no description from the city95 Raymond St · 0.20 mi W · RoofingJun 9not listed
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May 6 to Jun 3not listed
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Addition permit, no description from the city32 Linnaean St · 0.24 mi S · AdditionJun 2not listed
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Plumbing permit, no description from the city × 2 permits1975 Massachusetts Ave · 0.24 mi NE · PlumbingMay 26not listed
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Fire systems permit, no description from the city1904 Massachusetts Ave · 0.20 mi NE · Fire systemsMay 21not listed
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Electrical permit, no description from the city822 Somerville Ave · 0.24 mi E · ElectricalMay 20not listed
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Electrical permit, no description from the city95 Raymond St · 0.20 mi W · ElectricalMay 14not listed
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Electrical permit, no description from the city1 Cogswell Ct · 0.23 mi NW · ElectricalMay 14not listed
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Sign permit, no description from the city36 White St · 0.24 mi NE · SignMay 13not listed
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Roofing permit, no description from the city23 Walden St · 0.25 mi N · RoofingMay 12not listed
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Plumbing permit, no description from the city95 Raymond St · 0.20 mi W · PlumbingMay 12not listed
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Solar permit, no description from the city39 Linnaean St · 0.24 mi S · SolarMay 1not listed
More on this streetWalnut Ave · 3 other addresses with permits
- 7 Walnut Ave newest permit May 27, 2025
- 4 Walnut Ave newest permit Jun 4, 2026
- 9 Walnut Ave newest permit Aug 12, 2026
Cambridge Inspectional Services Department updated its data Oct 6, 2026. We checked it Oct 6, 18:46 UTC. See the city's official records.
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