Conservation Areas are marine protected areas where the harvest of all marine resources is prohibited.
- Brackett's Landing Shoreline Sanctuary Conservation Area
- City of Des Moines Park Conservation Area
- Keystone Conservation Area
- Octopus Hole Conservation Area
- Orchard Rocks Conservation Area
- Saltar's Point Beach Conservation Area
- South 239th Street Park Conservation Area
- Sund Rock Conservation Area
- Waketickeh Creek Conservation Area