| Name | Deductibility Code |
| Celestial North | 4 |
| Dg Foundation | 4 |
| Friends of Chum Foundation | -- |
| Greenbank Farm Management Group | -- |
| Island Gift Foundation | -- |
| Lighthouse Environmental Programs | -- |
| Meerkerk Rhododendron Gardens | -- |
| Native Plant Stewards | -- |
| Orca Network | -- |
| Romainia League in Defense of Animals | -- |
| South Whidbey Historical Society | -- |
| South Whidbey Rotary Club Foundation | -- |
| South Whidbey Schools Foundation | -- |
| Tinyblue Foundation | 4 |
| Ulmschneider Educational Foundation | 4 |
| Washington Association of Land Trusts | -- |
| Washington Tilth Association | 1 |
| Whidbey-Camano Land Trust | -- |