§ LA Louisiana
County permits
Jefferson Parish
Jefferson Parish issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Jefferson Parish.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Jefferson Parish Building Permits Department
- Online portal
- MyGovernmentOnline / MGO Connect ↗
- Phone
- East Bank 504-736-6957; West Bank 504-364-3512
- Address
- East Bank: 1221 Elmwood Park Boulevard, Suite 101, Jefferson, LA 70123; West Bank: 1855 Ames Boulevard, Suite A, Marrero, LA 70072
§ 02 Jurisdictions
Cities in Jefferson Parish
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Jefferson Parish, Louisiana. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.