California Special Districts Association (CSDA)
Promotes good governance and improved core local services through professional development, advocacy and other services for all types of special districts.
CSDA provides education and training, insurance programs, legal advice, industry-wide litigation and public relations support, legislative advocacy, capital improvement and equipment funding, collateral design services and most importantly, current information that is crucial to special districts management and operational effectiveness.
Here is a link to an interactive map of independent special districts in California. CSDA Special Districts Mapping Project.
CSDA San Diego Chapter News:CSDA San Diego Chapter Nov 2020.pdf