City of Arcata Environmental Services GIS (Geographic Information Systems)
- Includes 2003 Color Aerial Photography Atlas, Restoration Areas, General Plan Landuse, Arcata Street Map, City Parks, FEMA Floodplain, Zoning/Landuse Map, Zoning/Landuse Designations, Composite Imagery, Arcata Community, Forest Trails Map, Arcata Marsh Tr
- http://64.163.195.22/ArcataEs/gis.html

Street Map of Arcata & Vicinity
- 2000 Street Map from Neer Cartography in PDF. Color. Includes McKinleyville, Blue Lake, and water features. Also available as a printed copy for $1.00.
- http://www.mckinleyville.com/cart/maps/map_arc.html