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September 2026 Building Permits

Official permit data from Lathrop — updated Mon, Wed & Fri from the county permitting office.

Lathrop, CA issued 92 building permits in September 2026, up 12% from the prior month. The most active zip code was 95330 with 90 permits. Residential Building: New Family Dwelling (Production) was the top permit type, making up 28% of all permits issued.

Permits issued
92
vs. prior month
+12%
82 last month
Most active zip
95330
90 permits
Top permit type
Residential Building: New Family Dwelling (Production)
28% of total

Permit activity by zip code

Top 10 zip codes by permit volume — September 2026

95330
90

Permits by type

September 2026 · Lathrop, CA

Residential Building: New Family Dwelling (Production)
26 (28%)
Residential Mechanical: HVAC (Heating, Ventilation, and Air Condition)
13 (14%)
Land Development_Encroachment Permit
9 (10%)
Commercial Alteration
6 (7%)
Residential Solar - Application (Solar APP+)
6 (7%)
Residential Pool (Gunite)
3 (3%)
Residential Reroof (Non-Structural)
3 (3%)
BLD_RES_Solar - BLD_Solar- Ineligible for SolarApp+
2 (2%)
Commercial Misc. Plumbing
2 (2%)
Commercial Miscellaneous Structure
2 (2%)
Residential Building: Accessory Dwelling Unit (ADU)
2 (2%)
Residential EV Charger (Electric Vehicle)
2 (2%)
Residential MEP: Misc. Electrical, Mechanical or Plumbing or Combo
2 (2%)
Commercial Addition
1 (1%)
Commercial Electrical (Temp Power/Reconnect/General)
1 (1%)
Commercial MEP (Misc. Electrical, Mechanical or Plumbing or Combo)
1 (1%)
Commercial New Building (non warehouse/restaurant/industrial/retail sales, coach/trailer)
1 (1%)
Commercial Occupancy Permit
1 (1%)
Commercial Sign
1 (1%)
Residential Alteration
1 (1%)
Residential Electrical (Temp Power/Reconnect/General)
1 (1%)
Residential Electrical Service (New/Upgrade Panel)
1 (1%)
Residential Patio Cover (other)
1 (1%)
Residential Solar - Roof Mount less than 15 KW
1 (1%)
Residential SOLAR - Water Heater
1 (1%)
Residential Water Heater
1 (1%)
zz.Commercial Alteration
1 (1%)

Other months — Lathrop

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