Ngāruawāhia Old Cemetery is located on State Highway 1 south of Ngāruawāhia township. It contains the official war grave of a man who served in the New Zealand forces during the First World War. Rifleman Harry Booth died of acute meningitis on 9 December 1919. Approximate burials including ashes interments are 2,961. The cemetery contains an area set aside for children’s burials.
There is also a communal grave with four markers:
- Marble obelisk about 2.5m high, commemorating L/Cpl William Hewitt, died 9.4.1864, Cpl Thomas Hill died 22.2.1864, William Hammell, 65th Regt died 2.2.1864 and others who fell in the New Zealand Wars
- Sandstone headstone commemorating Lance Sgt Freeman Jamieson, Army Hospital Corps, who died 19.5.1864, which also has a footstone.
- Marble plaque commemorating Pte Thomas Maisey, 18th Royal Irish Regt
- Marble plaque commemorating William George Poole, Bugler, Mounted Constabulary, New Zealand Wars