Newmarket Heath
| Site of Special Scientific Interest | |
| Location | Suffolk |
|---|---|
| Grid reference | TL 622 627 |
| Interest | Biological |
| Area | 279.3 hectares |
| Notification | 1993 |
| Location map | Magic Map |
Newmarket Heath is a 279.3-hectare-large (690-acre) biological Site of Special Scientific Interest in Newmarket in Suffolk. It covers most of Newmarket Racecourse.
Most of this site is chalk grassland, and it has areas of chalk heath, a rare habitat in Britain. There is a rich variety of flowering plants, including a nationally rare species listed in the British Red Data Book of threatened species and five nationally uncommon ones. The dominant grasses are upright brome and sheep's fescue.