Iberville Parish, Louisiana

Iberville Parish profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
PARISH OF IBERVILLE GUS Population: 29,766 (2024) ID: 208183	County	Official County Government	Contact: CHIEF ADMIN OFFICER PO BOX 389, PLAQUEMINE LA 70765-0389
CITY OF ST GABRIEL GUS Population: 6,857 (2024) ID: 166069	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 597, SAINT GABRIEL LA 70776-0597
CITY OF PLAQUEMINE GUS Population: 5,985 (2024) ID: 166068	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 675, PLAQUEMINE LA 70765-0675
TOWN OF WHITE CASTLE GUS Population: 1,612 (2024) ID: 225073	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 488, WHITE CASTLE LA 70788-0488
TOWN OF MARINGOUIN GUS Population: 821 (2024) ID: 208190	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 10, MARINGOUIN LA 70757-0010
VILLAGE OF ROSEDALE GUS Population: 642 (2024) ID: 127830	Municipal	Municipal Government Within County	Contact: MUNICIPAL CLERK PO BOX 167, ROSEDALE LA 70772-0167
VILLAGE OF GROSSE TETE GUS Population: 538 (2024) ID: 127829	Municipal	Municipal Government Within County	Contact: CLERK PO BOX 98, GROSSE TETE LA 70740-0098