20251006 16523200 1.0 TRUE Supervisorial Districts This layer contains the 2011 Official Supervisorial District Boundary for the County of Los Angeles, drawn at the parcel level. This data is maintained by the Los Angeles County Department of Public Works. Contacts: Thierno Diallo, 626-458-6920, tdiallo@dpw.lacounty.gov; Marianne Jeffers, 626-458-7113, mjeffers@dpw.lacounty.gov.