San Mateo, CA building permits

171 permits issued in San Mateo in the last 30 days, 48 of them in the last week. Newest on record: Oct 3, 2026.

Permits by week

  • Sep 8 to Sep 140
  • Sep 15 to Sep 2138
  • Sep 22 to Sep 2885
  • Sep 29 to Oct 548

Work by trade

Permits from the last 30 days that PourWatch would show as a lead for each trade. One permit can count for more than one trade.

  • Electrical154
  • Plumbing141
  • HVAC141
  • Roofing97
  • Pest & termite90
  • General contractor65
  • Framing & carpentry62
  • Landscape & irrigation39
  • Concrete & foundation26

Most common permit types

  • Single Family (Alteration/Repair) - Re-Roof22
  • Electrical, Plumbing & Mechanical - Mechanical18
  • Electrical, Plumbing & Mechanical - Plumbing16
  • Multi-Family (Alter/Repair) - Repair/Replace Siding16
  • Electrical, Plumbing & Mechanical - Electrical15
  • Photovoltaic - Electrical (Solar App) - Residential9

Get these as leads every morning

PourWatch shows you the address, what's being built and the contractor of record for every new permit in San Mateo, scored for your trade, so you can call before the job gets shopped around.

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Nearby cities

Source: public building permit records published by San Mateo. Counts are for permits issued in the last 30 days and refresh daily. Coverage and data quality depend on what the jurisdiction publishes.