What are the Garwood, Idaho Zip Codes for 2020, 2019Primary Zip Codes for GarwoodZip CodePrimary CitySecondary City83835HaydenGarwood, Hayden LakeCities sharing Zip Codes with GarwoodZip CodePrimary CitySecondary CityMore Information83835HaydenGarwood83835HaydenHayden Lake Hayden Lake population stats Advertisements