| Name | Deductibility Code |
| Contoocook Riverway Association | -- |
| Friends of Hopkinton | -- |
| Hopkinton Arts & Music Festival | 4 |
| Hopkinton Food Pantry & Charitable Services | -- |
| Hopkinton Public Library Foundation of Hopkinton Nh | -- |
| Hopkinton Rescue Squad Inc. | -- |
| Hopkinton Soccer Club | -- |
| Hopkinton State Fair Association | -- |
| Hopkinton Youth Sports Association | -- |
| Josh Russell Ski Racing Scholarship Fund | -- |
| Ken Piatt Memorial Childrens Athletic Association | 4 |
| Life-Span Research and Consultation Inc. | -- |
| New England Association of Teachers of English | -- |
| New England Educational Theatre Tours Inc. | -- |
| Real Time Opera | -- |
| Residents Environmental Action Committee for Health | -- |