70380 Zip Code Morgan City St. Mary LA United States
| City | Morgan City |
| County | St. Mary |
| State | Louisiana |
| Latitude | 29.71944 |
| Longitude | -91.12634 |
| Population | 20,529 |
| Density | 264.51 people per square mile |
| Time Zone | America/Chicago |
Median household: $54,595
Median individual: $30,799
Mode: 70.7% White
Median house value: $132,584.0
Median: 41.2 years old
With at least college degree: 13.2%
With STEM degree: 30.0%
Never married: 30.0%
Unemployed: 5.8%
All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.
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