Coatham Marsh
| Coatham Marsh local nature reserve | |
|---|---|
| Pond on Coatham Marsh Nature Reserve | |
| Location | Coatham, Redcar and Cleveland, England | 
| Nearest town | Redcar | 
| OS grid | NZ585250 | 
| Coordinates | 54°36′50″N 1°05′13″W / 54.614°N 1.087°W | 
| Area | 54 hectares (130 acres) | 
| Designated | SSSI – 31 July 2018 | 
| Managed by | Tees Valley Wildlife Trust | 
| Website | Official webpage | 
Coatham Marsh is a 54-hectare (130-acre) nature reserve near to Redcar in the borough of Redcar and Cleveland, England. The site is a local nature reserve and part of the Teesmouth and Cleveland Coast SSSI.