| Newtonville/Steeves Field Aerodrome | |
| Tc: | CNT9 |
| Type: | Private |
| Operator: | J & L LeGassie |
| Location: | Newtonville, Ontario |
| Timezone: | EST |
| Summer: | EDT |
| Elevation-F: | 502 |
| Coordinates: | 43.94°N -78.445°W |
| Pushpin Map: | Canada Ontario#Canada |
| Pushpin Label: | CNT9 |
| Pushpin Map Caption: | Location in Ontario |
| R1-Number: | 09/27 |
| R1-Length-F: | 2,028 |
| R1-Surface: | Turf |
| Footnotes: | Source: Canada Flight Supplement |
Newtonville/Steeves Field Aerodrome is a registered aerodrome located 2.1NM east of Newtonville, Ontario, Canada.