The service area map of SWAN is based on Illinois State Library data confirmed with Illinois Public Library Annual Report (IPLAR) data. The data is based on public libraries only and does not reflect SWAN's academic, school, or special libraries data.
The service area and membership map of the 100 libraries in SWAN represents 1.9 million persons in the suburban Chicago area.
- Download the service area map (PDF)
- Download the member library list and map, with contact information (PDF)