| Community Defibrillator | List of AEDs and first responders |
| Facebook – Gundaroo Buy and Swap | |
| Facebook – Gundaroo Community | |
| GCA - Gundaroo Community Association | GCA |
| GCA - Gundaroo Arts and Culture | Fireside Chats - meets in the Colonial Inn monthly. GCA Sub-committee |
| GCA - Gundaroo Police Paddock | GCA sub-committee |
| GCA - Gundaroo Community Website | GCA sub-committee |
| GCA - Gundaroo Village Monuments | GCA Sub-committee |
| Gundaroo and District Historical Society | includes a Genealogy site |
| Gundaroo Book Club | Gundaroo Loves Books |
| Gundaroo Bullocks | Social Soccer Club |
| Gundaroo Common Trust | The village common |
| Gundaroo Community Church (Uniting) | |
| Gundaroo Community Singers | Local choir |
| Gundaroo Cricket Club | The GOATS |
| Gundaroo Film Society | Film Group that meets monthly in the local Gundaroo Hall |
| Gundaroo Gazette | Produced monthly, available online. |
| Gundaroo Literary Institute | |
| Gundaroo Mens Shed | Meets at the Gundaroo Park shed |
| Gundaroo Music Festival | Annual event raising funds for MND research |
| Gundaroo Out of School Hours | After school care |
| Gundaroo Park | Managed by volunteers as a Crown Reserve |
| Gundaroo Playgroup: Little Explorers | |
| Gundaroo Public School | |
| Gundaroo Rural Fire Service | Local RFS |
| Gundaroo Scout Group | HQ at Gundaroo Park |
| Gundaroo Soldier's Memorial Hall | |
| Gundaroo Sunday Handicap | Cool running or walking: A weekly event |
| Justice of the Peace | |
| SES – NSW SES Sutton unit | 132 500 Covers Gundaroo area. |
| St Joseph's Church (Catholic) | |
| St Mark's Church (Anglican) | |
| Yass Valley Council | |